Your scanner just pulled an automotive diagnostic trouble code. Use the search box above to find it instantly - all 3,071 OBD2 codes, searchable by code number or keyword.
Below the table, this guide explains what the code categories mean, how urgent each is, and what repair shops typically charge to fix the most common ones.
OBD2 codes are 5-character diagnostic trouble codes your car stores when it detects a fault. The first letter tells you the system: P (powertrain/engine), B (body), C (chassis), U (network).
The second digit -- 0 -- means it is standardized across all makes; 1, 2, or 3 means it is manufacturer-specific. Use the search box below to look up your code and see what it means.
3,071 codes
| Code | Description | Type |
|---|---|---|
| P0100 | Mass or Volume Air Flow Circuit Malfunction | P0 |
| P0101 | Mass or Volume Air Flow Circuit Range/Performance Problem | P0 |
| P0102 | Mass or Volume Air Flow Circuit Low Input | P0 |
| P0103 | Mass or Volume Air Flow Circuit High Input | P0 |
| P0104 | Mass or Volume Air Flow Circuit Intermittent | P0 |
| P0105 | Manifold Absolute Pressure/Barometric Pressure Circuit Malfunction | P0 |
| P0106 | Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem | P0 |
| P0107 | Manifold Absolute Pressure/Barometric Pressure Circuit Low Input | P0 |
| P0108 | Manifold Absolute Pressure/Barometric Pressure Circuit High Input | P0 |
| P0109 | Manifold Absolute Pressure/Barometric Pressure Circuit Intermittent | P0 |
| P0110 | IAT Circuit Malfunction | P0 |
| P0111 | Intake Air Temperature Circuit Range/Performance Problem | P0 |
| P0112 | Intake Air Temperature Circuit Low Input | P0 |
| P0113 | Intake Air Temperature Circuit High Input | P0 |
| P0114 | Intake Air Temperature Circuit Intermittent | P0 |
| P0115 | Engine Coolant Temperature Circuit Malfunction | P0 |
| P0116 | Engine Coolant Temperature Circuit Range/Performance Problem | P0 |
| P0117 | Engine Coolant Temperature Circuit Low Input | P0 |
| P0118 | Engine Coolant Temperature Circuit High Input | P0 |
| P0119 | Engine Coolant Temperature Circuit Intermittent | P0 |
| P0120 | Throttle Position Sensor/Switch A Circuit Malfunction | P0 |
| P0121 | Throttle Position Sensor/Switch A Circuit Range/Performance Problem | P0 |
| P0122 | Throttle Position Sensor/Switch A Circuit Low Input | P0 |
| P0123 | Throttle Position Sensor/Switch A Circuit High Input | P0 |
| P0124 | Throttle Position Sensor/Switch A Circuit Intermittent | P0 |
| P0125 | Insufficient Coolant Temperature for Closed Loop Fuel Control; | P0 |
| P0126 | ECT Excessive Time to Closed Loop Fuel Control | P0 |
| P0128 | Insufficient Coolant Temperature for Stable Operation | P0 |
| P0130 | Coolant Thermostat Malfunction | P0 |
| P0131 | O2 Sensor Circuit Malfunction (Bank 1 Sensor 1) | P0 |
| P0132 | O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1) | P0 |
| P0133 | O2 Sensor Circuit High Voltage (Bank 1 Sensor 1) | P0 |
| P0134 | O2 Sensor Circuit Slow Response (Bank 1 Sensor 1) | P0 |
| P0135 | O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) | P0 |
| P0136 | O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) | P0 |
| P0137 | O2 Sensor Circuit Malfunction (Bank 1 Sensor 2) | P0 |
| P0138 | O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2) | P0 |
| P0139 | O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) | P0 |
| P0140 | O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) | P0 |
| P0141 | O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) | P0 |
| P0142 | O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2) | P0 |
| P0143 | O2 Sensor Circuit Malfunction (Bank 1 Sensor 3) | P0 |
| P0144 | O2 Sensor Circuit Low Voltage (Bank 1 Sensor 3) | P0 |
| P0145 | O2 Sensor Circuit High Voltage (Bank 1 Sensor 3) | P0 |
| P0146 | O2 Sensor Circuit Slow Response (Bank 1 Sensor 3) | P0 |
| P0147 | O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 3) | P0 |
| P0150 | O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 3) | P0 |
| P0151 | O2 Sensor Circuit Malfunction (Bank 2 Sensor 1) | P0 |
| P0152 | O2 Sensor Circuit Low Voltage (Bank 2 Sensor 1) | P0 |
| P0153 | O2 Sensor Circuit High Voltage (Bank 2 Sensor 1) | P0 |
| P0154 | O2 Sensor Circuit Slow Response (Bank 2 Sensor 1) | P0 |
| P0155 | O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 1) | P0 |
| P0156 | O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 1) | P0 |
| P0157 | O2 Sensor Circuit Malfunction (Bank 2 Sensor 2) | P0 |
| P0158 | O2 Sensor Circuit Low Voltage (Bank 2 Sensor 2) | P0 |
| P0159 | O2 Sensor Circuit High Voltage (Bank 2 Sensor 2) | P0 |
| P0160 | O2 Sensor Circuit Slow Response (Bank 2 Sensor 2) | P0 |
| P0161 | O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 2) | P0 |
| P0162 | O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 2) | P0 |
| P0163 | O2 Sensor Circuit Malfunction (Bank 2 Sensor 3) | P0 |
| P0164 | O2 Sensor Circuit Low Voltage (Bank 2 Sensor 3) | P0 |
| P0165 | O2 Sensor Circuit High Voltage (Bank 2 Sensor 3) | P0 |
| P0166 | O2 Sensor Circuit Slow Response (Bank 2 Sensor 3) | P0 |
| P0167 | O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 3) | P0 |
| P0170 | O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 3) | P0 |
| P0171 | Fuel Trim Malfunction (Bank 1) | P0 |
| P0172 | Fuel Trim System Lean (Bank 1) | P0 |
| P0173 | Fuel Trim too Rich (Bank 1) | P0 |
| P0174 | Fuel Trim Malfunction (Bank 2) | P0 |
| P0175 | Fuel Trim too Lean (Bank 2) | P0 |
| P0176 | Fuel Trim too Rich (Bank 2) | P0 |
| P0177 | Fuel Composition Sensor Circuit Malfunction | P0 |
| P0178 | Fuel Composition Sensor Circuit Range/Performance | P0 |
| P0179 | Fuel Composition Sensor Circuit Low Input | P0 |
| P0180 | Fuel Composition Sensor Circuit High Input | P0 |
| P0181 | Fuel Temperature Sensor A Circuit Malfunction | P0 |
| P0182 | Fuel Temperature Sensor A Circuit Range/Performance | P0 |
| P0183 | Fuel Temperature Sensor A Circuit Low Input | P0 |
| P0184 | Fuel Temperature Sensor A Circuit High Input | P0 |
| P0185 | Fuel Temperature Sensor A Circuit Intermittent | P0 |
| P0186 | Fuel Temperature Sensor B Circuit Malfunction | P0 |
| P0187 | Fuel Temperature Sensor B Circuit Range/Performance | P0 |
| P0188 | Fuel Temperature Sensor B Circuit Low Input | P0 |
| P0189 | Fuel Temperature Sensor B Circuit High Input | P0 |
| P0190 | Fuel Temperature Sensor B Circuit Intermittent | P0 |
| P0191 | Fuel Rail Pressure Sensor Circuit Malfunction | P0 |
| P0192 | Fuel Rail Pressure Sensor Circuit Range/Performance | P0 |
| P0193 | Fuel Rail Pressure Sensor Circuit Low Input | P0 |
| P0194 | Fuel Rail Pressure Sensor Circuit High Input | P0 |
| P0195 | Fuel Rail Pressure Sensor Circuit Intermittent | P0 |
| P0196 | Engine Oil Temperature Sensor Malfunction | P0 |
| P0197 | Engine Oil Temperature Sensor Range/Performance | P0 |
| P0198 | Engine Oil Temperature Sensor Low | P0 |
| P0199 | Engine Oil Temperature Sensor High | P0 |
| P0200 | Engine Oil Temperature Sensor Intermittent | P0 |
| P0201 | Injector Circuit Malfunction | P0 |
| P0202 | Injector Circuit Malfunction - Cylinder 1 | P0 |
| P0203 | Injector Circuit Malfunction - Cylinder 2 | P0 |
| P0204 | Injector Circuit Malfunction - Cylinder 3 | P0 |
| P0205 | Injector Circuit Malfunction - Cylinder 4 | P0 |
| P0206 | Injector Circuit Malfunction - Cylinder 5 | P0 |
| P0207 | Injector Circuit Malfunction - Cylinder 6 | P0 |
| P0208 | Injector Circuit Malfunction - Cylinder 7 | P0 |
| P0209 | Injector Circuit Malfunction - Cylinder 8 | P0 |
| P0210 | Injector Circuit Malfunction - Cylinder 9 | P0 |
| P0211 | Injector Circuit Malfunction - Cylinder 10 | P0 |
| P0212 | Injector Circuit Malfunction - Cylinder 11 | P0 |
| P0213 | Injector Circuit Malfunction - Cylinder 12 | P0 |
| P0214 | Cold Start Injector 1 Malfunction | P0 |
| P0215 | Cold Start Injector 2 Malfunction | P0 |
| P0216 | Engine Shutoff Solenoid Malfunction | P0 |
| P0217 | Injection Timing Control Circuit Malfunction | P0 |
| P0218 | Engine Overtemp Condition | P0 |
| P0219 | Transmission Over Temperature Condition | P0 |
| P0220 | Engine Overspeed Condition | P0 |
| P0221 | Throttle/Petal Position Sensor/Switch B Circuit Malfunction | P0 |
| P0222 | Throttle/Petal Position Sensor/Switch B Circuit Range/Performance Problem | P0 |
| P0223 | Throttle/Petal Position Sensor/Switch B Circuit Low Input | P0 |
| P0224 | Throttle/Petal Position Sensor/Switch B Circuit High Input | P0 |
| P0225 | Throttle/Petal Position Sensor/Switch B Circuit Intermittent | P0 |
| P0226 | Throttle/Petal Position Sensor/Switch C Circuit Malfunction | P0 |
| P0227 | Throttle/Petal Position Sensor/Switch C Circuit Range/Performance Problem | P0 |
| P0228 | Throttle/Petal Position Sensor/Switch C Circuit Low Input | P0 |
| P0229 | Throttle/Petal Position Sensor/Switch C Circuit High Input | P0 |
| P0230 | Throttle/Petal Position Sensor/Switch C Circuit Intermittent | P0 |
| P0231 | Fuel Pump Primary Circuit Malfunction | P0 |
| P0232 | Fuel Pump Secondary Circuit Low | P0 |
| P0233 | Fuel Pump Secondary Circuit High | P0 |
| P0234 | Fuel Pump Secondary Circuit Intermittent | P0 |
| P0235 | Engine Overboost Condition | P0 |
| P0236 | Turbocharger Boost Sensor A Circuit Malfunction | P0 |
| P0237 | Turbocharger Boost Sensor A Circuit Range/Performance | P0 |
| P0238 | Turbocharger Boost Sensor A Circuit Low | P0 |
| P0239 | Turbocharger Boost Sensor A Circuit High | P0 |
| P0240 | Turbocharger Boost Sensor B Malfunction | P0 |
| P0241 | Turbocharger Boost Sensor B Circuit Range/Performance | P0 |
| P0242 | Turbocharger Boost Sensor B Circuit Low | P0 |
| P0243 | Turbocharger Boost Sensor B Circuit High | P0 |
| P0244 | Turbocharger Wastegate Solenoid A Malfunction | P0 |
| P0245 | Turbocharger Wastegate Solenoid A Range/Performance | P0 |
| P0246 | Turbocharger Wastegate Solenoid A Low | P0 |
| P0247 | Turbocharger Wastegate Solenoid A High | P0 |
| P0248 | Turbocharger Wastegate Solenoid B Malfunction | P0 |
| P0249 | Turbocharger Wastegate Solenoid B Range/Performance | P0 |
| P0250 | Turbocharger Wastegate Solenoid B Low | P0 |
| P0251 | Turbocharger Wastegate Solenoid B High | P0 |
| P0252 | Injection Pump Fuel Metering Control | P0 |
| P0253 | Injection Pump Fuel Metering Control | P0 |
| P0254 | Injection Pump Fuel Metering Control | P0 |
| P0255 | Injection Pump Fuel Metering Control | P0 |
| P0256 | Injection Pump Fuel Metering Control | P0 |
| P0257 | Injection Pump Fuel Metering Control | P0 |
| P0258 | Injection Pump Fuel Metering Control | P0 |
| P0259 | Injection Pump Fuel Metering Control | P0 |
| P0260 | Injection Pump Fuel Metering Control | P0 |
| P0261 | Injection Pump Fuel Metering Control | P0 |
| P0262 | Cylinder 1 Injector Circuit Low | P0 |
| P0263 | Cylinder 1 Injector Circuit High | P0 |
| P0264 | Cylinder 1 Contribution/Balance Fault | P0 |
| P0265 | Cylinder 2 Injector Circuit Low | P0 |
| P0266 | Cylinder 2 Injector Circuit High | P0 |
| P0267 | Cylinder 2 Contribution/Balance Fault | P0 |
| P0268 | Cylinder 3 Injector Circuit Low | P0 |
| P0269 | Cylinder 3 Injector Circuit High | P0 |
| P0270 | Cylinder 3 Contribution/Balance Fault | P0 |
| P0271 | Cylinder 4 Injector Circuit Low | P0 |
| P0272 | Cylinder 4 Injector Circuit High | P0 |
| P0273 | Cylinder 4 Contribution/Balance Fault | P0 |
| P0274 | Cylinder 5 Injector Circuit Low | P0 |
| P0275 | Cylinder 5 Injector Circuit High | P0 |
| P0276 | Cylinder 5 Contribution/Balance Fault | P0 |
| P0277 | Cylinder 6 Injector Circuit Low | P0 |
| P0278 | Cylinder 6 Injector Circuit High | P0 |
| P0279 | Cylinder 6 Contribution/Balance Fault | P0 |
| P0280 | Cylinder 7 Injector Circuit Low | P0 |
| P0281 | Cylinder 7 Injector Circuit High | P0 |
| P0282 | Cylinder 7 Contribution/Balance Fault | P0 |
| P0283 | Cylinder 8 Injector Circuit Low | P0 |
| P0284 | Cylinder 8 Injector Circuit High | P0 |
| P0285 | Cylinder 8 Contribution/Balance Fault | P0 |
| P0286 | Cylinder 9 Injector Circuit Low | P0 |
| P0287 | Cylinder 9 Injector Circuit High | P0 |
| P0288 | Cylinder 9 Contribution/Balance Fault | P0 |
| P0289 | Cylinder 10 Injector Circuit Low | P0 |
| P0290 | Cylinder 10 Injector Circuit High | P0 |
| P0291 | Cylinder 10 Contribution/Balance Fault | P0 |
| P0292 | Cylinder 11 Injector Circuit Low | P0 |
| P0293 | Cylinder 11 Injector Circuit High | P0 |
| P0294 | Cylinder 11 Contribution/Balance Fault | P0 |
| P0295 | Cylinder 12 Injector Circuit Low | P0 |
| P0296 | Cylinder 12 Injector Circuit High | P0 |
| P0300 | Cylinder 12 Contribution/Range Fault | P0 |
| P0301 | Random/Multiple Cylinder Misfire Detected | P0 |
| P0302 | Cylinder 1 Misfire Detected | P0 |
| P0303 | Cylinder 2 Misfire Detected | P0 |
| P0304 | Cylinder 3 Misfire Detected | P0 |
| P0305 | Cylinder 4 Misfire Detected | P0 |
| P0306 | Cylinder 5 Misfire Detected | P0 |
| P0307 | Cylinder 6 Misfire Detected | P0 |
| P0308 | Cylinder 7 Misfire Detected | P0 |
| P0309 | Cylinder 8 Misfire Detected | P0 |
| P0310 | Cylinder 9 Misfire Detected | P0 |
| P0311 | Cylinder 10 Misfire Detected | P0 |
| P0312 | Cylinder 11 Misfire Detected | P0 |
| P0320 | Cylinder 12 Misfire Detected | P0 |
| P0321 | Ignition/Distributor Engine Speed Input Circuit Malfunction | P0 |
| P0322 | Ignition/Distributor Engine Speed Input Circuit Range/Performance | P0 |
| P0323 | Ignition/Distributor Engine Speed Input Circuit No Signal | P0 |
| P0325 | Ignition/Distributor Engine Speed Input Circuit Intermittent | P0 |
| P0326 | Knock Sensor 1 Circuit Malfunction (Bank 1 or Single Sensor) | P0 |
| P0327 | Knock Sensor 1 Circuit Range/Performance (Bank 1 or Single Sensor) | P0 |
| P0328 | Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor) | P0 |
| P0329 | Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor) | P0 |
| P0330 | Knock Sensor 1 Circuit Intermittent (Bank 1 or Single Sensor) | P0 |
| P0331 | Knock Sensor 2 Circuit Malfunction (Bank 2) | P0 |
| P0332 | Knock Sensor 2 Circuit Range/Performance (Bank 2) | P0 |
| P0333 | Knock Sensor 2 Circuit Low Input (Bank 2) | P0 |
| P0334 | Knock Sensor 2 Circuit High Input (Bank 2) | P0 |
| P0335 | Knock Sensor 2 Circuit Intermittent (Bank 2) | P0 |
| P0336 | Crankshaft Position Sensor A Circuit Malfunction | P0 |
| P0337 | Crankshaft Position Sensor A Circuit Range/Performance | P0 |
| P0338 | Crankshaft Position Sensor A Circuit Low Input | P0 |
| P0339 | Crankshaft Position Sensor A Circuit High Input | P0 |
| P0340 | Crankshaft Position Sensor A Circuit Intermittent | P0 |
| P0341 | Camshaft Position Sensor Circuit Malfunction | P0 |
| P0342 | Camshaft Position Sensor Circuit Range/Performance | P0 |
| P0343 | Camshaft Position Sensor Circuit Low Input | P0 |
| P0344 | Camshaft Position Sensor Circuit High Input | P0 |
| P0350 | Camshaft Position Sensor Circuit Intermittent | P0 |
| P0351 | Ignition Coil Primary/Secondary Circuit Malfunction | P0 |
| P0352 | Ignition Coil A Primary/Secondary Circuit Malfunction | P0 |
| P0353 | Ignition Coil B Primary/Secondary Circuit Malfunction | P0 |
| P0354 | Ignition Coil C Primary/Secondary Circuit Malfunction | P0 |
| P0355 | Ignition Coil D Primary/Secondary Circuit Malfunction | P0 |
| P0356 | Ignition Coil E Primary/Secondary Circuit Malfunction | P0 |
| P0357 | Ignition Coil F Primary/Secondary Circuit Malfunction | P0 |
| P0358 | Ignition Coil G Primary/Secondary Circuit Malfunction | P0 |
| P0359 | Ignition Coil H Primary/Secondary Circuit Malfunction | P0 |
| P0360 | Ignition Coil I Primary/Secondary Circuit Malfunction | P0 |
| P0361 | Ignition Coil J Primary/Secondary Circuit Malfunction | P0 |
| P0362 | Ignition Coil K Primary/Secondary Circuit Malfunction | P0 |
| P0370 | Ignition Coil L Primary/Secondary Circuit Malfunction | P0 |
| P0371 | Timing Reference High Resolution Signal A Malfunction | P0 |
| P0372 | Timing Reference High Resolution Signal A Too Many Pulses | P0 |
| P0373 | Timing Reference High Resolution Signal A Too Few Pulses | P0 |
| P0374 | Timing Reference High Resolution Signal A Intermittent/Erratic Pulses | P0 |
| P0375 | Timing Reference High Resolution Signal A No Pulses | P0 |
| P0376 | Timing Reference High Resolution Signal B Malfunction | P0 |
| P0377 | Timing Reference High Resolution Signal B Too Many Pulses | P0 |
| P0378 | Timing Reference High Resolution Signal B Too Few Pulses | P0 |
| P0379 | Timing Reference High Resolution Signal B Intermittent/Erratic Pulses | P0 |
| P0380 | Timing Reference High Resolution Signal B No Pulses | P0 |
| P0381 | Glow Plug/Heater Circuit | P0 |
| P0382 | Glow Plug/Heater Indicator Circuit Malfunction | P0 |
| P0385 | Exhaust Gas Recirculation Flow Malfunction | P0 |
| P0386 | Crankshaft Position Sensor B Circuit Malfunction | P0 |
| P0387 | Crankshaft Position Sensor B Circuit Range/Performance | P0 |
| P0388 | Crankshaft Position Sensor B Circuit Low Input | P0 |
| P0389 | Crankshaft Position Sensor B Circuit High Input | P0 |
| P0400 | Crankshaft Position Sensor B Circuit Intermittent | P0 |
| P0401 | Exhaust Gas Recirculation Flow Malfunction | P0 |
| P0402 | Exhaust Gas Recirculation Flow Insufficient Detected | P0 |
| P0403 | Exhaust Gas Recirculation Flow Excessive Detected | P0 |
| P0404 | Exhaust Gas Recirculation Circuit Malfunction | P0 |
| P0405 | Exhaust Gas Recirculation Circuit Range/Performance | P0 |
| P0406 | Exhaust Gas Recirculation Sensor A Circuit Low | P0 |
| P0407 | Exhaust Gas Recirculation Sensor A Circuit High | P0 |
| P0408 | Exhaust Gas Recirculation Sensor B Circuit Low | P0 |
| P0410 | Exhaust Gas Recirculation Sensor B Circuit High | P0 |
| P0411 | Secondary Air Injection System Malfunction | P0 |
| P0412 | Secondary Air Injection System Incorrect Flow Detected | P0 |
| P0413 | Secondary Air Injection System Switching Valve A Circuit Malfunction | P0 |
| P0414 | Secondary Air Injection System Switching Valve A Circuit Open | P0 |
| P0415 | Secondary Air Injection System Switching Valve A Circuit Shorted | P0 |
| P0416 | Secondary Air Injection System Switching Valve B Circuit Malfunction | P0 |
| P0417 | Secondary Air Injection System Switching Valve B Circuit Open | P0 |
| P0418 | Secondary Air Injection System Switching Valve B Circuit Shorted | P0 |
| P0419 | Secondary Air Injection System Relay | P0 |
| P0420 | Secondary Air Injection System Relay | P0 |
| P0421 | Catalyst System Efficiency Below Threshold (Bank 1) | P0 |
| P0422 | Warm Up Catalyst Efficiency Below Threshold (Bank 1) | P0 |
| P0423 | Main Catalyst Efficiency Below Threshold (Bank 1) | P0 |
| P0424 | Heated Catalyst Efficiency Below Threshold (Bank 1) | P0 |
| P0426 | Heated Catalyst Temperature Below Threshold (Bank 1) | P0 |
| P0427 | Catalyst Temperature Sensor Range/Performance (Bank 1) | P0 |
| P0428 | Catalyst Temperature Sensor Low Input (Bank 1) | P0 |
| P0430 | Catalyst Temperature Sensor High Input (Bank 1) | P0 |
| P0431 | Catalyst System Efficiency Below Threshold (Bank 2) | P0 |
| P0432 | Warm Up Catalyst Efficiency Below Threshold (Bank 2) | P0 |
| P0433 | Main Catalyst Efficiency Below Threshold (Bank 2) | P0 |
| P0434 | Heated Catalyst Efficiency Below Threshold (Bank 2) | P0 |
| P0436 | Heated Catalyst Temperature Below Threshold (Bank 2) | P0 |
| P0437 | Catalyst Temperature Sensor Range/Performance (Bank 2) | P0 |
| P0438 | Catalyst Temperature Sensor Low Input (Bank 2) | P0 |
| P0440 | Catalyst Temperature Sensor High Input (Bank 2) | P0 |
| P0441 | Evaporative Emission Control System Malfunction | P0 |
| P0442 | Evaporative Emission Control System Incorrect Purge Flow | P0 |
| P0443 | Evaporative Emission Control System Leak Detected (small leak) | P0 |
| P0444 | Evaporative Emission Control System Purge Control Valve Circuit Malfunction | P0 |
| P0445 | Evaporative Emission Control System Purge Control Valve Circuit Open | P0 |
| P0446 | Evaporative Emission Control System Purge Control Valve Circuit Shorted | P0 |
| P0447 | Evaporative Emission Control System Vent Control Circuit Malfunction | P0 |
| P0448 | Evaporative Emission Control System Vent Control Circuit Open | P0 |
| P0449 | Evaporative Emission Control System Vent Control Circuit Shorted | P0 |
| P0450 | Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction | P0 |
| P0451 | Evaporative Emission Control System Pressure Sensor Malfunction | P0 |
| P0452 | Evaporative Emission Control System Pressure Sensor Range/Performance | P0 |
| P0453 | Evaporative Emission Control System Pressure Sensor Low Input | P0 |
| P0454 | Evaporative Emission Control System Pressure Sensor High Input | P0 |
| P0455 | Evaporative Emission Control System Pressure Sensor Intermittent | P0 |
| P0460 | Evaporative Emission Control System Leak Detected (gross leak) | P0 |
| P0461 | Fuel Level Sensor Circuit Malfunction | P0 |
| P0462 | Fuel Level Sensor Circuit Range/Performance | P0 |
| P0463 | Fuel Level Sensor Circuit Low Input | P0 |
| P0464 | Fuel Level Sensor Circuit High Input | P0 |
| P0465 | Fuel Level Sensor Circuit Intermittent | P0 |
| P0466 | Purge Flow Sensor Circuit Malfunction | P0 |
| P0467 | Purge Flow Sensor Circuit Range/Performance | P0 |
| P0468 | Purge Flow Sensor Circuit Low Input | P0 |
| P0469 | Purge Flow Sensor Circuit High Input | P0 |
| P0470 | Purge Flow Sensor Circuit Intermittent | P0 |
| P0471 | Exhaust Pressure Sensor Malfunction | P0 |
| P0472 | Exhaust Pressure Sensor Range/Performance | P0 |
| P0473 | Exhaust Pressure Sensor Low | P0 |
| P0474 | Exhaust Pressure Sensor High | P0 |
| P0475 | Exhaust Pressure Sensor Intermittent | P0 |
| P0476 | Exhaust Pressure Control Valve Malfunction | P0 |
| P0477 | Exhaust Pressure Control Valve Range/Performance | P0 |
| P0478 | Exhaust Pressure Control Valve Low | P0 |
| P0479 | Exhaust Pressure Control Valve High | P0 |
| P0480 | Exhaust Pressure Control Valve Intermittent | P0 |
| P0481 | Cooling Fan 1 Control Circuit Malfunction | P0 |
| P0482 | Cooling Fan 2 Control Circuit Malfunction | P0 |
| P0483 | Cooling Fan 3 Control Circuit Malfunction | P0 |
| P0484 | Cooling Fan Rationality Check Malfunction | P0 |
| P0485 | Cooling Fan Circuit Over Current | P0 |
| P0500 | Cooling Fan Power/Ground Circuit Malfunction | P0 |
| P0501 | Vehicle Speed Sensor Malfunction | P0 |
| P0502 | Vehicle Speed Sensor Range/Performance | P0 |
| P0503 | Vehicle Speed Sensor Low Input | P0 |
| P0505 | Vehicle Speed Sensor Intermittent/Erratic/High | P0 |
| P0506 | Idle Control System Malfunction | P0 |
| P0507 | Idle Control System RPM Lower Than Expected | P0 |
| P0510 | Idle Control System RPM Higher Than Expected | P0 |
| P0520 | Closed Throttle Position Switch Malfunction | P0 |
| P0521 | Engine Oil Pressure Sensor/Switch Circuit Malfunction | P0 |
| P0522 | Engine Oil Pressure Sensor/Switch Circuit Range/Performance | P0 |
| P0523 | Engine Oil Pressure Sensor/Switch Circuit Low Voltage | P0 |
| P0530 | Engine Oil Pressure Sensor/Switch Circuit High Voltage | P0 |
| P0531 | A/C Refrigerant Pressure Sensor Circuit Malfunction | P0 |
| P0532 | A/C Refrigerant Pressure Sensor Circuit Range/Performance | P0 |
| P0533 | A/C Refrigerant Pressure Sensor Circuit Low Input | P0 |
| P0534 | A/C Refrigerant Pressure Sensor Circuit High Input | P0 |
| P0550 | Air Conditioner Refrigerant Charge Loss | P0 |
| P0551 | Power Steering Pressure Sensor Circuit Malfunction | P0 |
| P0552 | Power Steering Pressure Sensor Circuit Range/Performance | P0 |
| P0553 | Power Steering Pressure Sensor Circuit Low Input | P0 |
| P0554 | Power Steering Pressure Sensor Circuit High Input | P0 |
| P0560 | Power Steering Pressure Sensor Circuit Intermittent | P0 |
| P0561 | System Voltage Malfunction | P0 |
| P0562 | System Voltage Unstable | P0 |
| P0563 | A/C pressure sensor low voltage(Chrysler) | P0 |
| P0565 | System Voltage High | P0 |
| P0566 | Cruise Control On Signal Malfunction | P0 |
| P0567 | Cruise Control Off Signal Malfunction | P0 |
| P0568 | Cruise Control Resume Signal Malfunction | P0 |
| P0569 | Cruise Control Set Signal Malfunction | P0 |
| P0570 | Cruise Control Coast Signal Malfunction | P0 |
| P0571 | Cruise Control Accel Signal Malfunction | P0 |
| P0572 | Cruise Control/Brake Switch A Circuit Malfunction | P0 |
| P0573 | Cruise Control/Brake Switch A Circuit Low | P0 |
| P0574 | Cruise Control/Brake Switch A Circuit High | P0 |
| P0575 | Cruise Control Related Malfunction | P0 |
| P0576 | Cruise Control Related Malfunction | P0 |
| P0578 | Cruise Control Related Malfunction | P0 |
| P0579 | Cruise Control Related Malfunction | P0 |
| P0580 | Cruise Control Related Malfunction | P0 |
| P0600 | Cruise Control Related Malfunction | P0 |
| P0601 | Serial Communication Link Malfunction | P0 |
| P0602 | Control Module Read Only Memory(ROM) | P0 |
| P0603 | Control Module Programming Error | P0 |
| P0604 | Internal Control Module Keep Alive Memory (KAM) Error | P0 |
| P0605 | Internal Control Module Random Access Memory (RAM) Error | P0 |
| P0606 | Internal Control Module Read Only Memory (ROM) Error | P0 |
| P0608 | PCM Processor Fault | P0 |
| P0609 | Control Module VSS Output | P0 |
| P0620 | Control Module VSS Output | P0 |
| P0621 | Generator Control Circuit Malfunction | P0 |
| P0622 | Generator Lamp | P0 |
| P0650 | Generator Field | P0 |
| P0654 | Malfunction Indicator Lamp (MIL) Control Circuit Malfunction | P0 |
| P0655 | Engine RPM Output Circuit Malfunction | P0 |
| P0656 | Engine Hot Lamp Output Control Circuit Malfucntion | P0 |
| P0700 | Fuel Level Output Circuit Malfunction | P0 |
| P0701 | Transmission Control System Malfunction | P0 |
| P0702 | Transmission Control System Range/Performance | P0 |
| P0703 | Transmission Control System Electrical | P0 |
| P0704 | Torque Converter/Brake Switch B Circuit Malfunction | P0 |
| P0705 | Clutch Switch Input Circuit Malfunction | P0 |
| P0706 | Transmission Range Sensor Circuit malfunction (PRNDL Input) | P0 |
| P0707 | Transmission Range Sensor Circuit Range/Performance | P0 |
| P0708 | Transmission Range Sensor Circuit Low Input | P0 |
| P0709 | Transmission Range Sensor Circuit High Input | P0 |
| P0710 | Transmission Range Sensor Circuit Intermittent | P0 |
| P0711 | Transmission Fluid Temperature Sensor Circuit Malfunction | P0 |
| P0712 | Transmission Fluid Temperature Sensor Circuit Range/Performance | P0 |
| P0713 | Transmission Fluid Temperature Sensor Circuit Low Input | P0 |
| P0714 | Transmission Fluid Temperature Sensor Circuit High Input | P0 |
| P0715 | Transmission Fluid Temperature Sensor Circuit Intermittent | P0 |
| P0716 | Input/Turbine Speed Sensor Circuit Malfunction | P0 |
| P0717 | Input/Turbine Speed Sensor Circuit Range/Performance | P0 |
| P0718 | Input/Turbine Speed Sensor Circuit No Signal | P0 |
| P0719 | Input/Turbine Speed Sensor Circuit Intermittent | P0 |
| P0720 | Torque Converter/Brake Switch B Circuit Low | P0 |
| P0721 | Output Speed Sensor Circuit Malfunction | P0 |
| P0722 | Output Speed Sensor Range/Performance | P0 |
| P0723 | Output Speed Sensor No Signal | P0 |
| P0724 | Output Speed Sensor Intermittent | P0 |
| P0725 | Torque Converter/Brake Switch B Circuit High | P0 |
| P0726 | Engine Speed input Circuit Malfunction | P0 |
| P0727 | Engine Speed Input Circuit Range/Performance | P0 |
| P0728 | Engine Speed Input Circuit No Signal | P0 |
| P0730 | Engine Speed Input Circuit Intermittent | P0 |
| P0731 | Incorrect Gear Ratio | P0 |
| P0732 | Gear 1 Incorrect ratio | P0 |
| P0733 | Gear 2 Incorrect ratio | P0 |
| P0734 | Gear 3 Incorrect ratio | P0 |
| P0735 | Gear 4 Incorrect ratio | P0 |
| P0736 | Gear 5 Incorrect ratio | P0 |
| P0740 | Reverse incorrect gear ratio | P0 |
| P0741 | Torque Converter Clutch Circuit Malfuction | P0 |
| P0742 | Torque Converter Clutch Circuit Performance or Stuck Off | P0 |
| P0743 | Torque Converter Clutch Circuit Stuck On | P0 |
| P0744 | Torque Converter Clutch Circuit Electrical | P0 |
| P0745 | Torque Converter Clutch Circuit Intermittent | P0 |
| P0746 | Pressure Control Solenoid Malfunction | P0 |
| P0747 | Pressure Control Solenoid Performance or Stuck Off | P0 |
| P0748 | Pressure Control Solenoid Stuck On | P0 |
| P0749 | Pressure Control Solenoid Electrical | P0 |
| P0750 | Pressure Control Solenoid Intermittent | P0 |
| P0751 | Shift Solenoid A Malfunction | P0 |
| P0752 | Shift Solenoid A Performance or Stuck Off/ | P0 |
| P0753 | 1-2 Shift Solenoid Valve Performance | P0 |
| P0754 | Shift Solenoid A Stuck On | P0 |
| P0755 | Shift Solenoid A Electrical/ | P0 |
| P0756 | 1-2 Shift Solenoid Circuit Electrical | P0 |
| P0757 | Shift Solenoid A Intermittent | P0 |
| P0758 | Shift Solenoid B Malfunction | P0 |
| P0759 | Shift Solenoid B Performance or Stuck Off/ | P0 |
| P0760 | 2-3 Shift Solenoid Valve Performance | P0 |
| P0761 | Shift Solenoid B Stuck On | P0 |
| P0762 | Shift Solenoid B Electrical/ 2-3 Shift Solenoid Circuit Electrical | P0 |
| P0763 | Shift Solenoid B Intermittent | P0 |
| P0764 | Shift Solenoid C Malfunction | P0 |
| P0765 | Shift Solenoid C Performance or Stuck Off | P0 |
| P0766 | Shift Solenoid C Stuck On | P0 |
| P0767 | Shift Solenoid C Electrical | P0 |
| P0768 | Shift Solenoid C Intermittent | P0 |
| P0769 | Shift Solenoid D Malfunction | P0 |
| P0770 | Shift Solenoid D Performance or Stuck Off | P0 |
| P0771 | Shift Solenoid D Stuck On | P0 |
| P0772 | Shift Solenoid D Electrical | P0 |
| P0773 | Shift Solenoid D Intermittent | P0 |
| P0774 | Shift Solenoid E Malfunction | P0 |
| P0775 | Shift Solenoid E Performance or Stuck Off | P0 |
| P0776 | Shift Solenoid E Stuck On | P0 |
| P0777 | Shift Solenoid E Electrical | P0 |
| P0778 | Shift Solenoid E Intermittent | P0 |
| P0779 | Pressure Control Solenoid B Malfunction | P0 |
| P0780 | Pressure Control Solenoid B Performance | P0 |
| P0781 | Pressure Control Solenoid B Stuck On | P0 |
| P0782 | Pressure Control Solenoid B Electrical | P0 |
| P0783 | Pressure Control Solenoid B Intermittent | P0 |
| P0784 | Shift Malfunction | P0 |
| P0785 | 1-2 Shift Malfunction | P0 |
| P0786 | 2-3 Shift Malfunction | P0 |
| P0787 | 3-4 Shift Malfunction | P0 |
| P0788 | 4-5 Shift Malfunction | P0 |
| P0789 | Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical | P0 |
| P0790 | Shift/Timing Solenoid Range/Performance | P0 |
| P0801 | Shift/Timing Solenoid Low | P0 |
| P0803 | Shift/Timing Solenoid High | P0 |
| P0804 | Shift/Timing Solenoid Intermittent | P0 |
| P1100 | Normal/Performance Switch Circuit Malfunction | P1 |
| P1101 | Reverse Inhibit Control Circuit Malfunction | P1 |
| P1102 | 1-4 Upshift (Skip Shift) Solenoid Control Circuit Malfunction | P1 |
| P1103 | 1-4 Upshift (Skip Shift) Lamp Control Circuit Malfunction | P1 |
| P1104 | MAF Sensor Intermittent/ Check of all OBDII Systems Not Complete | P1 |
| P1105 | MAF Sensor Out Of Self Test Range./ | P1 |
| P1106 | KOER Not Able To Complete KOER Aborted | P1 |
| P1107 | MAF Sensor In Range But Lower Than Expected | P1 |
| P1108 | MAF Sensor In Range But Higher Than Expected | P1 |
| P1109 | MAF Ground Malfunction | P1 |
| P1110 | Dual Alternator Upper Fault | P1 |
| P1111 | Dual Alternator Lower Fault/ Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage | P1 |
| P1112 | Dual Alternator Lower Circuit Malfunction/ Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage | P1 |
| P1113 | Dual Alternator Battery Lamp Circuit Malfunction | P1 |
| P1114 | IAT - B Sensor Intermittent | P1 |
| P1115 | IAT Sensor (D/C) Open/Short | P1 |
| P1116 | Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage | P1 |
| P1117 | Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage | P1 |
| P1118 | IAT Sensor Open/Short | P1 |
| P1119 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage/IAT - B Circuit Low Input | P1 |
| P1120 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage/IAT - B Circuit High Input | P1 |
| P1121 | Engine Coolant sensor out of range/ECT Sensor Out Of Self Test Range | P1 |
| P1122 | Engine Coolant Sensor intermittent/ECT Sensor Intermittent | P1 |
| P1123 | Manifold Absolute Temperature Circuit Low Input | P1 |
| P1124 | Manifold Absolute Temperature Circuit High Input | P1 |
| P1125 | Throttle position sensor out of range | P1 |
| P1126 | Throttle Position (TP) Sensor Circuit Intermittent High Voltage | P1 |
| P1127 | Throttle Position (TP) Sensor Circuit Intermittent Low Voltage | P1 |
| P1128 | Throttle Position Sensor In Range But Higher Than Expected | P1 |
| P1129 | Throttle Position Sensor Out Of Self Test Range | P1 |
| P1130 | Throttle position sensor intermittent | P1 |
| P1131 | Throttle Position (Narrow Range) Sensor Circuit Malfunction | P1 |
| P1132 | Exhaust Not Warm | P1 |
| P1133 | Upstream Heated O2 Sensors Swapped | P1 |
| P1134 | Downstream Heated O2 Sensors Swapped | P1 |
| P1135 | Lack Of HO2S Switch - Adaptive Fuel At Limit | P1 |
| P1136 | Lack Of HO2S Switch - Sensor Indicates Lean | P1 |
| P1137 | Lack Of HO2S Switch - Sensor Indicates Rich | P1 |
| P1138 | HO2S Insufficient Switching Sensor 1 | P1 |
| P1139 | HO2S Transition Time Ratio Sensor 1 | P1 |
| P1140 | Pedal Position Sensor A Circuit Intermittent | P1 |
| P1141 | Fan Control Circuit Malfunction | P1 |
| P1142 | Lack Of HO2S Switch - Sensor Indicates Lean | P1 |
| P1143 | Lack Of HO2S12 Switch - Sensor Indicates Rich | P1 |
| P1144 | Water In Fuel Indicator Circuit Malfunction | P1 |
| P1150 | Water In Fuel Condition | P1 |
| P1151 | Fuel Restriction Indicator Circuit Malfunction | P1 |
| P1152 | Fuel Restriction Condition | P1 |
| P1153 | Air Assist Control Valve Range/Performance | P1 |
| P1154 | Air Assist Control Valve Circuit Malfunction | P1 |
| P1155 | Lack Of HO2S21 Switch - Adaptive Fuel At Limit | P1 |
| P1156 | Lack Of HO2S21 Switch - Sensor Indicates Lean | P1 |
| P1157 | Lack Of HO2S21 Switch - Sensor Indicates Rich | P1 |
| P1158 | Bank 2 Fuel Control Shifted Lean | P1 |
| P1159 | Bank 2 Fuel Control Shifted Rich | P1 |
| P1167 | Alternative Fuel Controller | P1 |
| P1168 | Fuel Select Switch Malfunction | P1 |
| P1169 | Lack Of HO2S22 Switch - Sensor Indicates Lean | P1 |
| P1170 | Lack Of HO2S22 Switch - Sensor Indicates Rich | P1 |
| P1171 | Fuel Stepper Motor Malfunction | P1 |
| P1172 | Invalid Test | P1 |
| P1173 | Fuel Rail Sensor In-Range Low Failure | P1 |
| P1174 | Fuel Rail Sensor In-Range High Failure | P1 |
| P1175 | ESO - Engine Shut Off Solenoid Fault | P1 |
| P1176 | Rotor Sensor Fault | P1 |
| P1177 | Rotor Control Fault | P1 |
| P1178 | Rotor Calibration Fault | P1 |
| P1180 | Cam Sensor Fault | P1 |
| P1181 | Cam Control Fault | P1 |
| P1182 | Cam Calibration Fault | P1 |
| P1183 | Synchronization Fault | P1 |
| P1184 | ( open ) | P1 |
| P1185 | Fuel Delivery System Malfunction - Low | P1 |
| P1186 | Fuel Delivery System Malfunction - High | P1 |
| P1187 | Fuel Shut Off Solenoid Malfunction | P1 |
| P1188 | Engine Oil Temperature Circuit Malfunction | P1 |
| P1189 | Engine Oil Temperature Out Of Self Test Range | P1 |
| P1190 | FTS High - Fuel Pump Temperature Sensor High | P1 |
| P1191 | FTS Low - Fuel Pump Temperature Sensor Low | P1 |
| P1192 | Variant Selection | P1 |
| P1193 | Calibration Memory Fault | P1 |
| P1194 | Pump Speed Signal Fault | P1 |
| P1195 | Calibration Resistor Out Of Range | P1 |
| P1196 | Key Line Voltage | P1 |
| P1197 | Voltage External | P1 |
| P1198 | EGR Drive Overcurrent | P1 |
| P1199 | ECU A/D Converter | P1 |
| P1200 | SCP HBCC Failed To Initialize | P1 |
| P1201 | Key Off Voltage High | P1 |
| P1202 | Key Off Voltage Low | P1 |
| P1203 | Pump Rotor Control Underfueling | P1 |
| P1204 | Fuel Level Input Circuit Low | P1 |
| P1205 | Injector Control Circuit | P1 |
| P1206 | Injector Circuit Open / Shorted - Cylinder #1 | P1 |
| P1209 | Injector Circuit Open / Shorted - Cylinder #2 | P1 |
| P1210 | Injector Circuit Open / Shorted - Cylinder #3 | P1 |
| P1211 | Injector Circuit Open / Shorted - Cylinder #4 | P1 |
| P1212 | Injector Circuit Open / Shorted - Cylinder #5 | P1 |
| P1213 | Injector Circuit Open / Shorted - Cylinder #6 | P1 |
| P1214 | Injector Control Pressure System Fault | P1 |
| P1215 | Injector Control Pressure Above Expected Level | P1 |
| P1216 | Injector Control Pressure Sensor Above / Below Desired | P1 |
| P1217 | Injector Control Pressure Not Detected During Crank | P1 |
| P1218 | Start Injector Circuit Malfunction | P1 |
| P1219 | Pedal Position Sensor B Circuit Intermittent | P1 |
| P1220 | Pedal Position Sensor C Circuit Low Input | P1 |
| P1221 | Pedal Position Sensor C Circuit High Input | P1 |
| P1222 | Pedal Position Sensor C Circuit Intermittent | P1 |
| P1223 | CID High | P1 |
| P1224 | CID Low | P1 |
| P1225 | Series Throttle Control System Malfunction | P1 |
| P1226 | Traction Control System Malfunction | P1 |
| P1227 | Traction Control Output Circuit Malfunction | P1 |
| P1228 | Pedal Demand Sensor B Circuit High Input | P1 |
| P1229 | Throttle Position Sensor B Out Of Self Test Range | P1 |
| P1230 | Needle Lift Sensor Malfunction | P1 |
| P1231 | Control Sleeve Sensor Malfunction | P1 |
| P1232 | Wastegate Failed Closed (Over Pressure) | P1 |
| P1233 | Wastegate Failed Open (Under Pressure) | P1 |
| P1234 | Intercooler Pump Driver Fault | P1 |
| P1235 | Fuel Pump Low Speed Malfunction | P1 |
| P1236 | Fuel Pump Secondary Circuit Low | P1 |
| P1237 | Fuel Pump Speed Primary Circuit Malfunction | P1 |
| P1238 | Fuel Pump Driver Module Off Line | P1 |
| P1239 | Fuel Pump Driver Module Off Line | P1 |
| P1240 | Fuel Pump Control Out Of Range | P1 |
| P1241 | Fuel Pump Control Out Of Range | P1 |
| P1242 | Fuel Pump Secondary Circuit Malfunction | P1 |
| P1243 | Fuel Pump Secondary Circuit Malfunction | P1 |
| P1244 | Speed Fuel Pump Positive Feed Fault | P1 |
| P1245 | Sensor Power Supply Malfunction | P1 |
| P1246 | Sensor Power Supply Low Input | P1 |
| P1247 | Sensor Power Supply High Input | P1 |
| P1248 | Second Fuel Pump Faulty or Ground Fault | P1 |
| P1249 | Alternator Load Input Failed High | P1 |
| P1250 | Alternator Load Input Failed Low | P1 |
| P1251 | Alternator Load Input Failed | P1 |
| P1252 | Turbo Boost Pressure Low | P1 |
| P1253 | Turbo Boost Pressure Not Detected | P1 |
| P1254 | Wastegate Control Valve Performance | P1 |
| P1255 | PRC Solenoid Circuit Malfunction | P1 |
| P1256 | Air Mixture Solenoid Circuit Malfunction | P1 |
| P1257 | Pedal Correlation PDS1 and LPDS High | P1 |
| P1258 | Pedal Correlation PDS1 and LPDS Low | P1 |
| P1259 | Pedal Correlation PDS2 and LPDS High | P1 |
| P1260 | Pedal Correlation PDS2 and LPDS Low | P1 |
| P1261 | Pedal Correlation PDS1 and HPDS | P1 |
| P1262 | Pedal Correlation PDS2 and HPDS | P1 |
| P1263 | Pedal Correlation PDS1 and PDS2 | P1 |
| P1264 | Immobilizer to PCM Signal Error | P1 |
| P1265 | THEFT Detected | P1 |
| P1266 | Cylinder #1 High To Low Side Short | P1 |
| P1267 | Cylinder #2 High To Low Side Short | P1 |
| P1268 | Cylinder #3 High To Low Side Short | P1 |
| P1269 | Cylinder #4 High To Low Side Short | P1 |
| P1270 | Cylinder #5 High To Low Side Short | P1 |
| P1271 | Cylinder #6 High To Low Side Short | P1 |
| P1272 | Cylinder #7 High To Low Side Short | P1 |
| P1273 | Cylinder #8 High To Low Side Short | P1 |
| P1274 | Immobilizer Code Not Programmed | P1 |
| P1275 | Engine RPM Or Speed Limiter Reached | P1 |
| P1276 | Cylinder #1 High To Low Side Open | P1 |
| P1277 | Cylinder #2 High To Low Side Open | P1 |
| P1278 | Cylinder #3 High To Low Side Open | P1 |
| P1280 | Cylinder #4 High To Low Side Open | P1 |
| P1281 | Cylinder #5 High To Low Side Open | P1 |
| P1282 | Cylinder #6 High To Low Side Open | P1 |
| P1283 | Cylinder #7 High To Low Side Open | P1 |
| P1284 | Cylinder #8 High To Low Side Open | P1 |
| P1285 | Injection Control Pressure Out Of Range Low | P1 |
| P1286 | Injection Control Pressure Out Of Range High | P1 |
| P1287 | Excessive Injection Control Pressure | P1 |
| P1288 | IPR Circuit Failure | P1 |
| P1289 | Aborted KOER - ICP Failure | P1 |
| P1290 | Cylinder head over temp sensed | P1 |
| P1291 | Fuel Pulse In Range But Lower Than Expected | P1 |
| P1292 | Fuel Pulse In Range But Higher Than Expected | P1 |
| P1293 | Cylinder Head Temp Sensor Out Of Self Test Range | P1 |
| P1294 | Cylinder Head Temp Sensor High Input | P1 |
| P1295 | Cylinder Head Temp Sensor Low Input | P1 |
| P1296 | Injector High Side Short To GND Or VBATT - Bank 1 | P1 |
| P1297 | Injector High Side Short To GND Or VBATT - Bank 2 | P1 |
| P1298 | Injector High Side Open - Bank 1 | P1 |
| P1299 | Injector High Side Open - Bank 2/Target idle not reached | P1 |
| P1300 | Multi-faults - Bank 1 - With Low Side Shorts | P1 |
| P1301 | Multi-faults - Bank 2 - With Low Side Shorts | P1 |
| P1302 | Injector High Sides Shorted Together | P1 |
| P1303 | IDM Failure | P1 |
| P1304 | Cylinder Head Overtemperature Protection Active | P1 |
| P1305 | Boost Calibration Fault | P1 |
| P1306 | Boost Calibration High | P1 |
| P1307 | Boost Calibration Low | P1 |
| P1308 | EGR Calibration Fault | P1 |
| P1309 | EGR Calibration High | P1 |
| P1313 | EGR Calibration Low | P1 |
| P1314 | Kickdown Relay Pull - In Circuit Fault | P1 |
| P1315 | Kickdown Relay Hold Circuit Fault | P1 |
| P1316 | A/C Clutch Circuit Fault | P1 |
| P1317 | Misfire Monitor AICE Chip Fault | P1 |
| P1336 | Misfire Rate Catalyst Damage Fault - Bank 1 | P1 |
| P1340 | Misfire Rate Catalyst Damage Fault - Bank 2 | P1 |
| P1341 | Persistent Misfire | P1 |
| P1345 | Injector Circuit / IDM Codes Detected | P1 |
| P1346 | Injector Circuit / IDM Codes Not Updated | P1 |
| P1347 | Crank / Cam Sensor Range / Performance | P1 |
| P1348 | Camshaft Position Sensor B Circuit Malfunction | P1 |
| P1349 | Camshaft Position Sensor B Range / Performance | P1 |
| P1350 | SGC (Cam Position) Sensor Circuit Malfunction/ Crankshaft Position - Camshaft Position Correlation | P1 |
| P1351 | Fuel Level Sensor B Circuit Malfunction | P1 |
| P1352 | Fuel Level Sensor B Range / Performance | P1 |
| P1353 | Fuel Level Sensor B Circuit Low | P1 |
| P1354 | Fuel Level Sensor B Circuit High | P1 |
| P1355 | Fuel Level Sensor B Intermittent/Bypass Line Monitor | P1 |
| P1360 | IDM Input Circuit Malfunction/ Ignition Coil Control Circuit High Voltage | P1 |
| P1361 | Ignition Coil A Primary Circuit Malfunction | P1 |
| P1362 | Ignition Coil B Primary Circuit Malfunction | P1 |
| P1363 | Ignition Coil C Primary Circuit Malfunction | P1 |
| P1364 | Ignition Coil D Primary Circuit Malfunction | P1 |
| P1365 | Ignition Coil A Secondary Circuit Malfunction | P1 |
| P1366 | Ignition Control (IC) Circuit Low Voltage | P1 |
| P1367 | Ignition Coil C Secondary Circuit Malfunction | P1 |
| P1368 | Ignition Coil D Secondary Circuit Malfunction | P1 |
| P1369 | Ignition Coil Primary Circuit Failure | P1 |
| P1370 | Ignition Coil Secondary Circuit Failure | P1 |
| P1371 | Ignition Spare | P1 |
| P1372 | Ignition Spare | P1 |
| P1373 | Ignition Spare | P1 |
| P1374 | Engine Temperature Light Monitor Failure | P1 |
| P1375 | Insufficient RMP Increase During Spark Test | P1 |
| P1376 | Ignition Coil - Cylinder 1 - Early Activation Fault | P1 |
| P1380 | Ignition Coil - Cylinder 2 - Early Activation Fault | P1 |
| P1381 | Ignition Coil - Cylinder 3 - Early Activation Fault | P1 |
| P1382 | Crankshaft Position (CKP)/Ignition Coil - Cylinder 4 - Early Activation Fault | P1 |
| P1383 | Ignition Coil - Cylinder 5 - Early Activation Fault | P1 |
| P1384 | Ignition Coil - Cylinder 6 - Early Activation Fault | P1 |
| P1385 | Misfire Detected - Rough Road Data Not Available | P1 |
| P1386 | Variable Cam Timing Overadvanced (Bank #1)/ Misfire Detected - No Communication with BCM | P1 |
| P1387 | Variable Cam Timing Solenoid #1 Circuit Malfunction | P1 |
| P1388 | Variable Cam Timing Overretarded (Bank #1) | P1 |
| P1389 | VVT Solenoid A Malfunction | P1 |
| P1390 | Variable Cam Timing Solenoid B Malfunction | P1 |
| P1391 | Variable Cam Timing Overadvanced (Bank #2) | P1 |
| P1392 | Variable Cam Timing Solenoid #2 Circuit Malfunction | P1 |
| P1393 | Variable Cam Timing Overretarded (Bank #2) | P1 |
| P1394 | Glow Plug Circuit High Side Low Input | P1 |
| P1395 | Octane Adjust Pin Out Of Self Test Range | P1 |
| P1396 | Glow Plug Circuit Low Input (Bank #1) | P1 |
| P1397 | Glow Plug Circuit High Input (Bank #1) | P1 |
| P1398 | Glow Plug Circuit Low Input (Bank #2) | P1 |
| P1399 | Glow Plug Circuit High Input (Bank #2) | P1 |
| P1400 | Glow Plug Monitor Fault (Bank #1) | P1 |
| P1401 | Glow Plug Monitor Fault (Bank #2) | P1 |
| P1402 | System Voltage Out Of Self Test Range | P1 |
| P1403 | VVT Solenoid B Circuit High Input | P1 |
| P1404 | Glow Plug Circuit High Side | P1 |
| P1405 | DPFE Circuit Low Input | P1 |
| P1406 | DPFE Circuit High Input | P1 |
| P1407 | EGR Metering Orifice Restricted | P1 |
| P1408 | DPFE Sensor Hoses Reversed | P1 |
| P1409 | IAT - B Circuit Malfunction/ Exhaust Gas Recirculation Closed Position Performance | P1 |
| P1411 | DPFE Sensor Upstream Hose Off Or Plugged | P1 |
| P1413 | Exhaust Gas Recirculation (EGR) Position Sensor Performance | P1 |
| P1414 | EGR No Flow Detected | P1 |
| P1415 | EGR Flow Out Of Self Test Range | P1 |
| P1416 | EVR Control Circuit Malfunction | P1 |
| P1417 | SAI System Incorrect Downstream Flow Detected | P1 |
| P1418 | SAI System Monitor Circuit Low Input | P1 |
| P1419 | SAI System Monitor Circuit High Input | P1 |
| P1420 | Air Pump Circuit Malfunction/ (AIR) System Bank 1 | P1 |
| P1421 | Port Air Circuit Malfunction/ (AIR) System Bank 2 | P1 |
| P1422 | Port Air Relief Circuit Malfunction | P1 |
| P1423 | Split Air #1 Circuit Malfunction | P1 |
| P1424 | Split Air #2 Circuit Malfunction | P1 |
| P1425 | Catalyst Temperature Sensor Failure | P1 |
| P1426 | Catalyst Damage | P1 |
| P1427 | EGI Temperature Sensor Failure | P1 |
| P1428 | EGI Functionality Test Failed | P1 |
| P1429 | EGI Glow Plug Primary Failure | P1 |
| P1430 | EGI Glow Plug Secondary Failure | P1 |
| P1433 | EGI Mini - MAF Failed Out Of Range | P1 |
| P1434 | EGI Mini - MAF Failed Short Circuit | P1 |
| P1435 | EGI Mini - MAF Failed Open Circuit | P1 |
| P1436 | Electric Air Pump Primary Failure | P1 |
| P1437 | Electric Air Pump Secondary Failure | P1 |
| P1438 | A/C Refrigerant Temperature Circuit Low | P1 |
| P1439 | A/C Refrigerant Temperature Circuit High | P1 |
| P1440 | A/C Refrigerant Temperature Circuit Range/Performance | P1 |
| P1441 | A/C Evaporator Air Temperature Circuit Low | P1 |
| P1442 | A/C Evaporator Air Temperature Circuit Range/Performance | P1 |
| P1443 | Floor Temperature Switch Circuit Malfunction | P1 |
| P1444 | Purge Valve Stuck Open | P1 |
| P1445 | Evaporative Emission (EVAP) System Flow During Non-Purge Chevrolet Only | P1 |
| P1446 | Evaporative Emission (EVAP) System Flow During Non-Purge Oldsmobile Only | P1 |
| P1447 | Evaporative Emission Control System Leak Detected | P1 |
| P1448 | Evaporative Emission Control System Control Valve | P1 |
| P1449 | Purge Flow Sensor Circuit Low Input | P1 |
| P1450 | Purge Flow Sensor Circuit High Input | P1 |
| P1451 | Evaporative Vac Solenoid Circuit Malfunction | P1 |
| P1452 | ELC System Closure Valve Flow Fault | P1 |
| P1453 | ELC System 2 Fault | P1 |
| P1454 | Evaporative Check Solenoid Circuit Malfunction | P1 |
| P1455 | Unable To Bleed Up Fuel Tank Vacuum | P1 |
| P1456 | Evap Emission Control Sys Vent Control Valve Circuit | P1 |
| P1457 | Unable To Bleed - Up Vacuum in Tank | P1 |
| P1460 | Fuel Tank Pressure Relief Valve Malfunction | P1 |
| P1461 | Evaporative System Vacuum Test Malfunction | P1 |
| P1462 | Evap Emission Control Sys Leak Detected (Gross Leak/No Flow) | P1 |
| P1463 | Fuel Tank Temperature Sensor Circuit Malfunction | P1 |
| P1464 | Unable To Pull Vacuum In Tank | P1 |
| P1465 | Wide open throttle A/C cutoff relay circuit | P1 |
| P1466 | A/C pressure sensor circuit voltage low | P1 |
| P1467 | A/C pressure sensor circuit voltage high | P1 |
| P1468 | A/C Pressure Sensor Insufficient Pressure Change | P1 |
| P1469 | A/C Demand Out of Self Test Range | P1 |
| P1470 | A/C Relay Circuit Malfunction | P1 |
| P1471 | A/C Refrigerant Temperature Sensor/Circuit Malfunction | P1 |
| P1472 | A/C Compressor Temperature Sensor Malfunction | P1 |
| P1473 | SSPOD Open Circuit or Closed Circuit Fault | P1 |
| P1474 | Low A/C Cycling Period | P1 |
| P1475 | A/C Cycling Period Too Short | P1 |
| P1476 | Electrodrive Fan 1 Operational Failure (Driver Side) | P1 |
| P1477 | Electrodrive Fan 2 Operational Failure (Passenger Side) | P1 |
| P1478 | Fan Secondary High With Fan(s) Off | P1 |
| P1479 | Low Fan Control Primary Circuit Malfunction | P1 |
| P1480 | Fan Relay (Low) Circuit Malfunction | P1 |
| P1481 | Fan Relay (High) Circuit Malfunction | P1 |
| P1482 | Additional Fan Relay Circuit Malfunction | P1 |
| P1483 | Cooling Fan Driver Fault | P1 |
| P1484 | High Fan Control Primary Circuit Malfunction | P1 |
| P1485 | Fan Secondary Low with Low Fan On | P1 |
| P1486 | Fan Secondary Low With High Fan On | P1 |
| P1487 | SCP | P1 |
| P1490 | Power To Fan Circuit Overcurrent | P1 |
| P1491 | Open Power To Ground VCRM | P1 |
| P1492 | EGRV Circuit Malfunction | P1 |
| P1493 | EGRA Circuit Malfunction | P1 |
| P1494 | EGRCHK Solenoid Circuit Malfunction | P1 |
| P1495 | Secondary Air Relief Solenoid Circuit Malfunction | P1 |
| P1500 | Secondary Switch Solenoid Circuit Malfunction | P1 |
| P1501 | APLSOL Solenoid Circuit Malfunction | P1 |
| P1502 | RCNT Solenoid Circuit Malfunction | P1 |
| P1503 | SPCUT Solenoid Circuit Malfunction | P1 |
| P1504 | TCSPL Solenoid Circuit Malfunction | P1 |
| P1505 | Vehicle Speed Sensor Intermittent | P1 |
| P1506 | Vehicle Speed Sensor Out Of Self Test Range | P1 |
| P1507 | Vehicle Speed Sensor Intermittent Malfunction | P1 |
| P1508 | Auxillary Speed Sensor Fault | P1 |
| P1509 | Idle Air Control Circuit Malfunction | P1 |
| P1510 | Idle Air Control System At Adaptive Clip | P1 |
| P1511 | Idle Air Control Overspeed Error | P1 |
| P1512 | Idle Air Control Underspeed Error | P1 |
| P1513 | Idle Control System Circuit Open | P1 |
| P1514 | Idle Control System Circuit Shorted | P1 |
| P1515 | Idle Signal Circuit Malfunction | P1 |
| P1516 | Idle Switch (Electric Control Throttle) Circuit Malfunction | P1 |
| P1517 | Intake Manifold Runner Control (Bank 1) Stuck Closed | P1 |
| P1518 | Intake Manifold Runner Control (Bank 2) Stuck Closed | P1 |
| P1519 | High Load Neutral/Drive Fault | P1 |
| P1520 | Electric Current Circuit Malfunction | P1 |
| P1521 | IMRC Input Error (Bank 1) | P1 |
| P1522 | IMRC Input Error (Bank 2) | P1 |
| P1523 | Intake Manifold Runner Control (Stuck Open) | P1 |
| P1524 | Intake Manifold Runner Control (Stuck Closed) | P1 |
| P1525 | Intake Manifold Runner Control Circuit Malfunction | P1 |
| P1526 | Variable Intake Solenoid #1 Circuit Malfunction | P1 |
| P1527 | Variable Intake Solenoid #2 Circuit Malfunction | P1 |
| P1528 | IVC Solenoid Circuit Malfunction | P1 |
| P1529 | Variable Intake Solenoid System | P1 |
| P1530 | Air Bypass Valve System | P1 |
| P1531 | Air Bypass System | P1 |
| P1532 | Accelerate Warmup Solenoid Circuit Malfunction | P1 |
| P1533 | Subsidiary Throttle Valve Solenoid Circuit Malfunction | P1 |
| P1534 | SCAIR Solenoid Circuit Malfunction | P1 |
| P1535 | A/C Clutch Circuit Malfunction | P1 |
| P1536 | Invalid Test - Accelerator Pedal Movement | P1 |
| P1537 | IMCC Circuit Malfunction | P1 |
| P1538 | AAI Circuit Malfunction | P1 |
| P1539 | Inertia Switch Activated | P1 |
| P1540 | Blower Fan Speed Circuit Range/Performance | P1 |
| P1549 | Parking Brake Switch Circuit Failure | P1 |
| P1550 | Intake Manifold Runner Control (Bank 1) Stuck Open | P1 |
| P1565 | Intake Manifold Runner Control (Bank 2) Stuck Open | P1 |
| P1566 | Power To A/C Clutch Circuit Overcurrent | P1 |
| P1567 | Air Bypass Valve Circuit Malfunction | P1 |
| P1568 | IMCC Circuit Malfunction | P1 |
| P1571 | PSPS Out Of Self Test Range | P1 |
| P1572 | Speed Control Command Switch Out of Range High | P1 |
| P1573 | Speed Control Command Switch Out of Range Low | P1 |
| P1574 | Speed Control Output Circuit Continuity | P1 |
| P1575 | Speed Control Unable to Hold Speed | P1 |
| P1576 | Brake Switch Malfunction | P1 |
| P1577 | Brake Pedal Switch Circuit Malfunction | P1 |
| P1578 | Throttle Position Not Available | P1 |
| P1579 | Throttle Position Sensor Disagreement btwn Sensors | P1 |
| P1580 | Pedal Position Out of Self Test Range | P1 |
| P1581 | Pedal Position Not Available | P1 |
| P1582 | Pedal Position Sensor Disagreement btwn Sensors | P1 |
| P1583 | ETC Power Less Than Demand | P1 |
| P1584 | ETC In Power Limiting Mode | P1 |
| P1585 | Electronic Throttle Monitor PCM Override | P1 |
| P1586 | Electronic Throttle Monitor Malfunction | P1 |
| P1587 | Electronic Throttle Monitor Data Available | P1 |
| P1588 | Electronic Throttle Monitor Cruise Disable | P1 |
| P1589 | TCU Detected IPE Circuit Malfunction | P1 |
| P1600 | Throttle Control Unit Malfunction | P1 |
| P1601 | Throttle Control Unit Throttle Position Malfunction | P1 |
| P1602 | Throttle Control Unit Modulated Command Malfunction | P1 |
| P1603 | Throttle Control Unit Detected Loss of Return Spring | P1 |
| P1604 | TCU Unable To Control Desired Throttle Angle | P1 |
| P1605 | Loss of KAM Power; Open Circuit | P1 |
| P1606 | ECM/TCM Serial Communication Error | P1 |
| P1607 | Immobilizer/ECM Communication Error | P1 |
| P1608 | EEPROM Malfunction | P1 |
| P1609 | Code Word Unregestered | P1 |
| P1610 | Keep Alive Memory Test Failure | P1 |
| P1611 | ECM Control Relay O/P Circuit Malfunction | P1 |
| P1612 | MIL O/P Circuit Malfunction | P1 |
| P1613 | Internal ECM Malfunction | P1 |
| P1614 | Diagnostic Lamp Driver Fault | P1 |
| P1615 | SBDS Interactive Codes | P1 |
| P1616 | SBDS Interactive Codes | P1 |
| P1617 | SBDS Interactive Codes | P1 |
| P1618 | SBDS Interactive Codes | P1 |
| P1619 | SBDS Interactive Codes | P1 |
| P1620 | SBDS Interactive Codes | P1 |
| P1621 | SBDS Interactive Codes | P1 |
| P1622 | SBDS Interactive Codes | P1 |
| P1623 | SBDS Interactive Codes | P1 |
| P1624 | SBDS Interactive Codes | P1 |
| P1625 | SBDS Interactive Codes | P1 |
| P1626 | Control Module Long Term Memory Performance/ Immobilizer Code Words Do Not Match | P1 |
| P1627 | Immobilizer ID Does Not Match | P1 |
| P1628 | Immobilizer Code Word/ID Number Write Failure | P1 |
| P1629 | Anti Theft System | P1 |
| P1630 | B+ Supply To VCRM Fan Circuit Malfunction | P1 |
| P1631 | Theft Deterrent Fuel Enable Signal Not Received/ B+ Supply To VCRM A/C Circuit Malfunction | P1 |
| P1632 | Module Supply Voltage Out Of Range | P1 |
| P1633 | Module Ignition Supply Input Malfunction | P1 |
| P1634 | Internal Voltage Regulator Malfunction | P1 |
| P1635 | Internal Vref Malfunction | P1 |
| P1636 | Theft Deterrent Start Enable Signal Not Correct/ Main Relay Malfunction (Power Hold) | P1 |
| P1637 | Smart Alternator Faults Sensor/Circuit Malfunction | P1 |
| P1638 | KAM Voltage Too Low | P1 |
| P1639 | Data Output Link Circuit Failure | P1 |
| P1640 | Tire / Axle Ratio Out of Acceptable Range | P1 |
| P1641 | Inductive Signature Chip Communication Error | P1 |
| P1642 | Can Link ECM/ABSCM Circuit / Network Malfunction | P1 |
| P1643 | Can Link ECM/INSTM Circuit / Network Malfunction | P1 |
| P1644 | Vehicle ID Block Corrupted or Not Programmed | P1 |
| P1645 | Powertrain DTCs Available in Another Module | P1 |
| P1650 | Fuel Pump Primary Circuit Failure | P1 |
| P1651 | Fuel Pump Monitor Circuit High Input | P1 |
| P1652 | Fuel Pump Monitor Circuit Low Input | P1 |
| P1653 | Fuel Pump Speed Control Circuit Malfunction | P1 |
| P1654 | Fuel Pump Resistor Switch Circuit Malfunction | P1 |
| P1655 | PSP Switch Out of Self Test Range | P1 |
| P1660 | PSP Switch Input Malfunction | P1 |
| P1661 | IAC Monitor Disabled by PSP Switch Failed On | P1 |
| P1662 | Power Steering Output Circuit Malfunction | P1 |
| P1663 | Recirculation Override Circuit Malfunction | P1 |
| P1667 | Starter Disable Circuit Malfunction | P1 |
| P1668 | Output Circuit Check Signal High | P1 |
| P1670 | Output Circuit Check Signal Low | P1 |
| P1680 | IDM_EN Circuit Failure | P1 |
| P1681 | Fuel Demand Command Signal Circuit Malfunction | P1 |
| P1682 | CI Circuit Malfunction | P1 |
| P1683 | PCM - IDM Communications Error | P1 |
| P1684 | Electronic Feedback Signal Not Detected | P1 |
| P1685 | Metering Oil Pump Malfunction | P1 |
| P1686 | Metering Oil Pump Malfunction | P1 |
| P1687 | Metering Oil Pump Malfunction | P1 |
| P1688 | Metering Oil Pump Temperature Sensor Circuit Malfunction | P1 |
| P1689 | Metering Oil Pump Position Sensor Circuit Malfunction | P1 |
| P1690 | Metering Oil Pump Stepping Motor Circuit Malfunction | P1 |
| P1691 | Metering Oil Pump Stepping Motor Circuit Malfunction | P1 |
| P1692 | Metering Oil Pump Stepping Motor Circuit Malfunction | P1 |
| P1693 | Metering Oil Pump Stepping Motor Circuit Malfunction | P1 |
| P1694 | Oil Pressure Control Solenoid Circuit Malfunction | P1 |
| P1700 | Wastegate Solenoid Circuit Malfunction | P1 |
| P1701 | Turbo Pressure Control Solenoid Circuit Malfunction | P1 |
| P1702 | Turbo Control Solenoid Circuit Malfunction | P1 |
| P1703 | Turbo Charge Control Circuit Malfunction | P1 |
| P1704 | Turbo Charge Relief Circuit Malfunction | P1 |
| P1705 | Transmission Indeterminate Failure (Failed to Neutral) | P1 |
| P1706 | Reverse Engagement Error | P1 |
| P1707 | TRS Circuit Intermittent Malfunction | P1 |
| P1708 | Brake Switch Out Of Self Test Range | P1 |
| P1709 | Digital TRS Failed to Transition States in KOEO / KOER | P1 |
| P1711 | Not in P or N During KOEO / KOER | P1 |
| P1712 | High Vehicle Speed Observed in Park | P1 |
| P1713 | Transfer Case Neutral Indicator Hard Fault Present | P1 |
| P1714 | Clutch Switch Circuit Malfunction | P1 |
| P1715 | PNP Switch Out Of Self Test Range | P1 |
| P1716 | TFT Sensor Out Of Self Test Range | P1 |
| P1717 | Trans Torque Reduction Request Signal Malfunction | P1 |
| P1718 | TFT Sensor In Range Failure Low Value | P1 |
| P1720 | SSA Inductive Signature Malfunction | P1 |
| P1721 | SSB Inductive Signature Malfunction | P1 |
| P1722 | SSC Inductive Signature Malfunction | P1 |
| P1723 | SSD Inductive Signature Malfunction | P1 |
| P1724 | TFT Sensor In Range Failure High | P1 |
| P1725 | Vehicle Speed (Meter) Circuit Malfunction | P1 |
| P1726 | Gear 1 Incorrect Ratio | P1 |
| P1727 | Gear 2 Incorrect Ratio | P1 |
| P1728 | Gear 3 incorrect Ratio | P1 |
| P1729 | Gear 4 Incorrect Ratio | P1 |
| P1730 | Insufficient Engine Speed Increase During Self Test | P1 |
| P1731 | Insufficient Engine Speed Decrease During Self Test | P1 |
| P1732 | Coast Clutch Solenoid Inductive Signature Malfunction | P1 |
| P1733 | Transmission Slip Error | P1 |
| P1734 | 4x4 Low Switch Error | P1 |
| P1735 | Gear Control Malfunction 2 | P1 |
| P1736 | 1-2 Shift Malfunction | P1 |
| P1737 | 2-3 Shift Malfunction | P1 |
| P1738 | 3-4 Shift Malfunction | P1 |
| P1739 | Gear Control Malfunction | P1 |
| P1740 | First Gear Switch Circuit Malfunction | P1 |
| P1741 | Second Gear Switch Circuit Malfunction | P1 |
| P1742 | Lockup Solenoid System | P1 |
| P1743 | Shift Time Error | P1 |
| P1744 | Slip Solenoid System | P1 |
| P1745 | Torque Converter Clutch Inductive Signature Malfunction | P1 |
| P1746 | Torque Converter Clutch Control Error | P1 |
| P1747 | Torque Converter Clutch Solenoid Failed On | P1 |
| P1748 | Torque Converter Clutch Solenoid Failied On | P1 |
| P1749 | Torque Converter Clutch System Performance | P1 |
| P1751 | Line Pressure Solenoid System | P1 |
| P1754 | Pressure Control Solenoid | P1 |
| P1755 | Pressure Control Solenoid | P1 |
| P1756 | EPC Malfunction | P1 |
| P1760 | Pressure Control Solenoid Failed Low | P1 |
| P1761 | Shift Solenoid A Performance | P1 |
| P1762 | Coast Clutch Solenoid Circuit Malfunction | P1 |
| P1765 | Intermediate Speed Sensor (ISS) Malfunction | P1 |
| P1767 | Shift Solenoid B Performance | P1 |
| P1768 | Pressure Control Solenoid | P1 |
| P1769 | Shift Solenoid C Performance | P1 |
| P1770 | Overdrive Band Failed Off | P1 |
| P1775 | Timing Solenoid Circuit Malfunction | P1 |
| P1776 | Torque Converter Clutch Circuit Malfunction | P1 |
| P1777 | Performance / Normal / Winter Mode Input Malfunction | P1 |
| P1778 | AG4 Transmission Torque Modulation Fault | P1 |
| P1779 | Clutch Solenoid Circuit Malfunction | P1 |
| P1780 | Transmission System MIL Fault | P1 |
| P1781 | Ignition Retard Request Duration Fault | P1 |
| P1782 | Ignition Retard Request Circuit Fault | P1 |
| P1783 | Transmission Reverse I/P Circuit Malfunction | P1 |
| P1784 | TCIL Circuit Malfunction | P1 |
| P1785 | Trans Control Switch (O/D Cancel) Out of Self Test Range | P1 |
| P1786 | 4X4 Switch Out of Self Test Range | P1 |
| P1787 | P/ES Circuit Out Of Self Test Range | P1 |
| P1788 | Transmission Overtemperature Condition | P1 |
| P1789 | Transmission Mechanical Failure - First And Reverse | P1 |
| P1790 | Transmission Mechanical Failure - First And Second | P1 |
| P1791 | 3-2 Downshift Error | P1 |
| P1792 | 2-1 Downshift Error | P1 |
| P1793 | Pressure Control Solenoid | P1 |
| P1794 | Pressure Control Solenoid | P1 |
| P1795 | TP (Mechanical) Circuit Malfunction | P1 |
| P1796 | TP (Electric) Circuit Malfunction | P1 |
| P1797 | Barometer Pressure Circuit Malfunction | P1 |
| P1798 | Intake Air Volume Circuit Malfunction | P1 |
| P1799 | Battery Voltage Circuit Malfunction | P1 |
| P1800 | Idle Switch Circuit Malfunction | P1 |
| P1801 | Kick Down Switch Circuit Malfunction | P1 |
| P1802 | Neutral Switch Circuit Malfunction | P1 |
| P1803 | Coolant Temperature Circuit Malfunction | P1 |
| P1804 | Hold Switch Circuit Malfunction | P1 |
| P1805 | Transmission Clutch Interlock Safety Switch Circuit Failure | P1 |
| P1806 | Transmission Clutch Interlock Safety Switch Open Circuit | P1 |
| P1807 | Transmission Clutch Interlock Safety Switch Short Circuit To Battery | P1 |
| P1808 | Transmission Clutch Interlock Safety Switch Short Circuit To Ground | P1 |
| P1809 | Transmission 4-Wheel Drive High Indicator Circuit Failure | P1 |
| P1810 | Transmission 4-Wheel Drive High Indicator Open Circuit | P1 |
| P1811 | Transmission 4-Wheel Drive High Indicator Short Circuit To Battery | P1 |
| P1812 | Transmission 4-Wheel Drive High Indicator Short Circuit To Ground | P1 |
| P1813 | Transmission 4-Wheel Drive Low Indicator Circuit Failure | P1 |
| P1814 | Transmission 4-Wheel Drive Low Indicator Open Circuit | P1 |
| P1815 | TFP Valve Position Switch Circuit/ Transmission 4-Wheel Drive Low Indicator Short Circuit To Battery | P1 |
| P1816 | Transmission 4-Wheel Drive Low Indicator Short Circuit To Ground | P1 |
| P1817 | Transmission 4-Wheel Drive Mode Select Circuit Failure | P1 |
| P1818 | Transmission 4-Wheel Drive Mode Select Open Circuit | P1 |
| P1819 | Transmission 4-Wheel Drive Mode Select Short Circuit To Battery | P1 |
| P1820 | Transmission 4-Wheel Drive Mode Select Short Circuit To Ground | P1 |
| P1821 | Transmission Neutral Safety Switch Circuit Failure | P1 |
| P1822 | Transmission Neutral Safety Switch Open Circuit | P1 |
| P1823 | Transmission Neutral Safety Switch Short Circuit To Battery | P1 |
| P1824 | Transmission Neutral Safety Switch Short Circuit To Ground | P1 |
| P1825 | Transmission Transfer Case Clockwise Shift Relay Coil Circuit Failure | P1 |
| P1826 | Transmission Transfer Case Clockwise Shift Relay Coil Open Circuit | P1 |
| P1827 | Transmission Transfer Case Clockwise Shift Relay Coil Short Circuit To Battery | P1 |
| P1828 | Transmission Transfer Case Clockwise Shift Relay Coil Short Circuit To Ground | P1 |
| P1829 | Transmission 4-Wheel Drive Clutch Relay Circuit Failure | P1 |
| P1830 | Transmission 4-Wheel Drive Clutch Relay Open Circuit | P1 |
| P1831 | Transmission 4-Wheel Drive Low Clutch Relay Circuit To Battery | P1 |
| P1832 | Transmission 4-Wheel Drive Low Clutch Relay Circuit To Ground | P1 |
| P1833 | Transmission Transfer Case Counter Clockwise Shift Relay Coil Circuit Failure | P1 |
| P1834 | Transmission Transfer Case Counter Clockwise Shift Relay Coil Open Circuit | P1 |
| P1835 | Transmission Transfer Case Counter Clockwise Shift Relay Coil Short Circuit To Battery | P1 |
| P1836 | Transmission Transfer Case Counter Clockwise Shift Relay Coil Short Circuit To Ground | P1 |
| P1837 | Transmission Transfer Case Differential Lock-Up Solenoid Circuit Failure | P1 |
| P1838 | Transmission Transfer Case Differential Lock-Up Solenoid Open Circuit | P1 |
| P1839 | Transmission Transfer Case Differential Lock-Up Solenoid Short Circuit To Battery | P1 |
| P1840 | Transmission Transfer Case Differential Lock-Up Solenoid Short Circuit To Ground | P1 |
| P1841 | Transmission Transfer Case Front Shaft Speed Sensor Circuit Failure | P1 |
| P1842 | Transmission Transfer Case Rear Shaft Speed Sensor Circuit Failure | P1 |
| P1843 | Transmission Transfer Case Shift Motor Circuit Failure | P1 |
| P1844 | Transmission Transfer Case Shift Motor Open Circuit | P1 |
| P1845 | Transmission Transfer Case Shift Motor Short Circuit To Battery | P1 |
| P1846 | Transmission Transfer Case Shift Motor Short Circuit To Ground | P1 |
| P1847 | Transmission Transfer Case Differential Lock-Up Feedback Switch Circuit Failure | P1 |
| P1848 | Transmission Transfer Case Differential Lock-Up Feedback Switch Open Circuit | P1 |
| P1849 | Transmission Transfer Case Differential Lock-Up Feedback Switch Short Circuit To Battery | P1 |
| P1850 | Transmission Transfer Case Differential Lock-Up Feedback Switch Short Circuit To Ground | P1 |
| P1867 | Transmission Transfer Case Contact Plate Power Circuit Failure | P1 |
| P1868 | Transmission Transfer Case Contact Plate Power Open Circuit | P1 |
| P1869 | Transmission Transfer Case Contact Plate Power Short To Battery | P1 |
| P1870 | Transmission Transfer Case Contact Plate Power Short To Ground | P1 |
| P1871 | Transmission Transfer Case System Concern - Servicing Required | P1 |
| P1872 | Transmission Transfer Case Contact Plate General Circuit Failure | P1 |
| P1873 | Transmission Automatic 4-Wheel Drive Indicator (Lamp) Circuit Failure | P1 |
| P1874 | Transmission Automatic 4-Wheel Drive Indicator (Lamp) Circuit Short To Battery | P1 |
| P1875 | Transmission Component Slipping/ Transmission Mechanical Transfer Case 4x4 Switch Circuit Failure | P1 |
| P1876 | Transmission Mechanical Transfer Case 4x4 Switch Circuit Short To Battery | P1 |
| P1877 | Transmission Mechanical 4-Wheel Drive Axle Lock Lamp Circuit Failure | P1 |
| P1878 | Transmission Mechanical 4-Wheel Drive Axle Lock Lamp Circuit Short To Battery | P1 |
| P1879 | Transmission Automatic Hall Effect Sensor Power Circuit Failure | P1 |
| P1880 | Transmission Automatic Hall Effect Sensor Power Circuit Short To Battery / 4WD Low Switch Circuit Electrical | P1 |
| P1881 | Transmission Transfer Case 2-Wheel Drive Solenoid Circuit Failure | P1 |
| P1882 | Transmission Transfer Case 2-Wheel Drive Solenoid Circuit Short To Battery | P1 |
| P1883 | Transmission Transfer Case Disengaged Solenoid Circuit Failure | P1 |
| P1884 | Transmission Transfer Case Disengaged Solenoid Open Circuit | P1 |
| P1885 | Transmission Transfer Case Disengaged Solenoid Short to Battery | P1 |
| P1886 | Engine Coolant Level Switch Circuit Failure | P1 |
| P1890 | Engine Coolant Level Switch Circuit Short to Ground | P1 |
| P1891 | Engine Coolant Level Switch Circuit Failure | P1 |
| P1900 | Engine Coolant Level Lamp Circuit Short to Ground | P1 |
| P1901 | Transmission Transfer Case Disengaged Solenoid Short to Ground | P1 |
| P1902 | 4X4 Initialization Failure | P1 |
| P1903 | Transmission 4WD Mode Select Return Input Circuit Failure | P1 |
| P1904 | Transmission Transfer Case Contact Plate Ground Return Open Circuit | P1 |
| P1905 | OSS Circuit Intermittent Malfunction | P1 |
| P1906 | TSS Circuit Intermittent Malfunction | P1 |
| P1907 | Pressure Control Solenoid | P1 |
| P1908 | Pressure Control Solenoid | P1 |
| P1909 | Pressure Control Solenoid | P1 |
| P1910 | Pressure Control Solenoid | P1 |
| P1911 | Kickdown Pull Relay Open or Short Circuit to Ground | P1 |
| P1912 | Kickdown Hold Relay Open or Short Circuit to Ground | P1 |
| P1913 | Transmission Pressure Circuit Solenoid Open or Short to Ground | P1 |
| P1914 | Trans Temp Sensor Circuit Open or Shorted to Pwr or Gnd | P1 |
| P1915 | VFS A Pressure Output Failed Low | P1 |
| P1916 | VFS B Pressure Output Failed Low | P1 |
| P1917 | VFS C Pressure Output Failed Low | P1 |
| P1918 | Pressure Switch A Circuit Malfunction | P1 |
| B1200 | Climate Control Pushbutton Circuit Failure | B |
| B1201 | Fuel Sender Circuit Failure | B |
| B1202 | Fuel Sender Circuit Open | B |
| B1203 | Fuel Sender Circuit Short To Battery | B |
| B1204 | Fuel Sender Circuit Short To Ground | B |
| B1205 | EIC Switch-1 Assembly Circuit Failure | B |
| B1206 | EIC Switch-1 Assembly Circuit Open | B |
| B1207 | EIC Switch-1 Assembly Circuit Short To Battery | B |
| B1208 | EIC Switch-1 Assembly Circuit Short To Ground | B |
| B1209 | EIC Switch-2 Assembly Circuit Failure | B |
| B1210 | EIC Switch-2 Assembly Circuit Open | B |
| B1211 | EIC Switch-2 Assembly Circuit Short To Battery | B |
| B1212 | EIC Switch-2 Assembly Circuit Short To Ground | B |
| B1213 | Anti-Theft Number of Programmed Keys Is Below Minimum | B |
| B1214 | Running Board Lamp Circuit Failure | B |
| B1215 | Running Board Lamp Circuit Short to Battery | B |
| B1216 | Emergency & Road Side Assistance Switch Circuit Short to Ground | B |
| B1217 | Horn Relay Coil Circuit Failure | B |
| B1218 | Horn Relay Coil Circuit Short to Vbatt | B |
| B1219 | Fuel Tank Pressure Sensor Circuit Failure | B |
| B1220 | Fuel Tank Pressure Sensor Circuit Open | B |
| B1222 | Fuel Temperature Sensor #1 Circuit Failure | B |
| B1223 | Fuel Temperature Sensor #1 Circuit Open | B |
| B1224 | Fuel Temperature Sensor #1 Circuit Short to Battery | B |
| B1225 | Fuel Temperature Sensor #1 Circuit Short to Ground | B |
| B1226 | Fuel Temperature Sensor #2 Circuit Failure | B |
| B1227 | Fuel Temperature Sensor #2 Circuit Open | B |
| B1228 | Fuel Temperature Sensor #2 Circuit Short to Battery | B |
| B1229 | Fuel Temperature Sensor #2 Circuit Short to Ground | B |
| B1231 | Longitudinal Acceleration Threshold Exceeded | B |
| B1232 | See Manufacturer | B |
| B1233 | Glass Break Sensor Failure | B |
| B1234 | Mirror Switch Invalid Code | B |
| B1235 | Window Feedback Failure | B |
| B1236 | Window Feedback Loss of Signal | B |
| B1237 | Window Feedback Out of Range | B |
| B1238 | Over Temperature Fault | B |
| B1239 | Air Flow Blend Door Driver Circuit Failure | B |
| B1240 | Wiper Washer Rear Pump Relay Circuit Failure | B |
| B1241 | Wiper Washer Rear Pump Relay Circuit Short to Battery | B |
| B1242 | Air Flow Recirculation Door Driver Circuit Failure | B |
| B1243 | Express Window Down Switch Circuit Short to Battery | B |
| B1244 | Wiper Rear Motor Run Relay Circuit Failure | B |
| B1245 | Wiper Rear Motor Run Relay Circuit Short to Battery | B |
| B1246 | Dim Panel Potentiometer Switch Circuit Failure | B |
| B1247 | Panel Dim Switch Circuit Open | B |
| B1249 | Blend Door Failure | B |
| B1250 | Air Temperature Internal Sensor Circuit Failure | B |
| B1251 | Air Temperature Internal Sensor Circuit Open | B |
| B1252 | Air Temperature Internal Sensor Circuit Short To Battery | B |
| B1253 | Air Temperature Internal Sensor Circuit Short To Ground | B |
| B1254 | Air Temperature External Sensor Circuit Failure | B |
| B1255 | Air Temperature External Sensor Circuit Open | B |
| B1256 | Air Temperature External Sensor Circuit Short To Battery | B |
| B1257 | Air Temperature External Sensor Circuit Short To Ground | B |
| B1258 | Solar Radiation Sensor Circuit Failure | B |
| B1259 | Solar Radiation Sensor Circuit Open | B |
| B1260 | Solar Radiation Sensor Circuit Short To Battery | B |
| B1261 | Solar Radiation Sensor Circuit Short To Ground | B |
| B1262 | Servo Motor Defrost Circuit Failure | B |
| B1263 | Servo Motor Vent Circuit Failure | B |
| B1264 | Servo Motor Foot Circuit Failure | B |
| B1265 | Servo Motor Coolair Bypass Circuit Failure | B |
| B1266 | Servo Motor Airintake Left Circuit Failure | B |
| B1267 | Servo Motor Airintake Right Circuit Failure | B |
| B1268 | Servo Motor Potentiometer Defrost Circuit Failure | B |
| B1269 | Servo Motor Potentiometer Defrost Circuit Open | B |
| B1270 | Servo Motor Potentiometer Defrost Circuit Short To Battery | B |
| B1271 | Servo Motor Potentiometer Defrost Circuit Short To Ground | B |
| B1272 | Servo Motor Potentiometer Vent Circuit Failure | B |
| B1273 | Servo Motor Potentiometer Vent Circuit Open | B |
| B1274 | Servo Motor Potentiometer Vent Circuit Short To Battery | B |
| B1275 | Servo Motor Potentiometer Vent Circuit Short To Ground | B |
| B1276 | Servo Motor Potentiometer Foot Circuit Failure | B |
| B1277 | Servo Motor Potentiometer Foot Circuit Open | B |
| B1278 | Servo Motor Potentiometer Foot Circuit Short To Battery | B |
| B1279 | Servo Motor Potentiometer Foot Circuit Short To Ground | B |
| B1280 | Servo Motor Potentiometer Coolair Circuit Failure | B |
| B1281 | Servo Motor Potentiometer Coolair Circuit Open | B |
| B1282 | Servo Motor Potentiometer Coolair Circuit Short To Battery | B |
| B1283 | Servo Motor Potentiometer Coolair Circuit Short To Ground | B |
| B1284 | Servo Motor Potentiometer Airintake Left Circuit Failure | B |
| B1285 | Servo Motor Potentiometer Airintake Left Circuit Open | B |
| B1286 | Servo Motor Potentiometer Airintake Left Circuit Short To Battery | B |
| B1287 | Servo Motor Potentiometer Airintake Left Circuit Short To Ground | B |
| B1288 | Servo Motor Potentiometer Airintake Right Circuit Failure | B |
| B1289 | Servo Motor Potentiometer Airintake Right Circuit Open | B |
| B1290 | Servo Motor Potentiometer Airintake Right Circuit Short To Battery | B |
| B1291 | Servo Motor Potentiometer Airintake Right Circuit Short To Ground | B |
| B1292 | Battery Power Relay Circuit Failure | B |
| B1293 | Battery Power Relay Circuit Open | B |
| B1294 | Battery Power Relay Circuit Short To Battery | B |
| B1295 | Battery Power Relay Circuit Short To Ground | B |
| B1296 | Power Supply Sensor Circuit Failure | B |
| B1297 | Power Supply Sensor Circuit Open | B |
| B1298 | Power Supply Sensor Circuit Short To Battery | B |
| B1299 | Power Supply Sensor Circuit Short To Ground | B |
| B1300 | Power Door Lock Circuit Failure | B |
| B1301 | Power Door Lock Circuit Open | B |
| B1302 | Accessory Delay Relay Coil Circuit Failure | B |
| B1303 | Accessory Delay Relay Coil Circuit Open | B |
| B1304 | Accessory Delay Relay Coil Circuit Short To Battery | B |
| B1305 | Accessory Delay Relay Coil Circuit Short To Ground | B |
| B1306 | Oil Level Switch Circuit Open | B |
| B1307 | Oil Level Switch Circuit Short To Battery | B |
| B1308 | Oil Level Switch Circuit Short To Ground | B |
| B1309 | Power Door Lock Circuit Short To Ground | B |
| B1310 | Power Door Unlock Circuit Failure | B |
| B1311 | Power Door Unlock Circuit Open | B |
| B1312 | Lamp Headlamp Input Circuit Short To Battery | B |
| B1313 | Battery Saver Relay Coil Circuit Failure | B |
| B1314 | Battery Saver Relay Coil Circuit Open | B |
| B1315 | Battery Saver Relay Coil Circuit Short To Battery | B |
| B1316 | Battery Saver Relay Coil Circuit Short To Ground | B |
| B1317 | Battery Voltage High | B |
| B1318 | Battery Voltage Low | B |
| B1319 | Driver Door Ajar Circuit Failure | B |
| B1320 | Driver Door Ajar Circuit Open | B |
| B1321 | Driver Door Ajar Circuit Short To Battery | B |
| B1322 | Driver Door Ajar Circuit Short To Ground | B |
| B1323 | Door Ajar Lamp Circuit Failure | B |
| B1324 | Door Ajar Lamp Circuit Open | B |
| B1325 | Door Ajar Lamp Circuit Short To Battery | B |
| B1326 | Door Ajar Lamp Circuit Short To Ground | B |
| B1327 | Passenger Door Ajar Circuit Failure | B |
| B1328 | Passenger Door Ajar Circuit Open | B |
| B1329 | Passenger Door Ajar Circuit Short To Battery | B |
| B1330 | Passenger Door Ajar Circuit Short To Ground | B |
| B1331 | Decklid Ajar Rear Door Circuit Failure | B |
| B1332 | Decklid Ajar Rear Door Circuit Open | B |
| B1333 | Decklid Ajar Rear Door Circuit Short To Battery | B |
| B1334 | Decklid Ajar Rear Door Circuit Short To Ground | B |
| B1335 | Door Ajar RR Circuit Failure | B |
| B1336 | Door Ajar RR Circuit Open | B |
| B1337 | Door Ajar RR Circuit Short To Battery | B |
| B1338 | Door Ajar RR Circuit Short To Ground | B |
| B1339 | Chime Input Request Circuit Short To Battery | B |
| B1340 | Chime Input Request Circuit Short To Ground | B |
| B1341 | Power Door Unlock Circuit Short To Ground | B |
| B1342 | ECU Is Defective | B |
| B1343 | Heated Backlite Input Circuit Failure | B |
| B1344 | Heated Backlite Input Circuit Open | B |
| B1345 | Heated Backlite Input Circuit Short To Ground | B |
| B1346 | Heated Backlite Input Circuit Short To Battery | B |
| B1347 | Heated Backlite Relay Circuit Failure | B |
| B1348 | Heated Backlite Relay Circuit Open | B |
| B1349 | Heated Backlite Relay Short To Battery | B |
| B1350 | Heated Backlite Relay Short To Ground | B |
| B1351 | Ignition Key-In Circuit Short To Battery | B |
| B1352 | Ignition Key-In Circuit Failure | B |
| B1353 | Ignition Key-In Circuit Open | B |
| B1354 | Ignition Key-In Circuit Short To Ground | B |
| B1355 | Ignition Run Circuit Failure | B |
| B1356 | Ignition Run Circuit Open | B |
| B1357 | Ignition Run Circuit Short To Battery | B |
| B1358 | Ignition Run Circuit Short To Ground | B |
| B1359 | Ignition Run/Acc Circuit Failure | B |
| B1360 | Ignition Run/Acc Circuit Open | B |
| B1361 | Ignition Run/Acc Circuit Short To Battery | B |
| B1362 | Ignition Run/Acc Circuit Short To Ground | B |
| B1363 | Ignition Start Circuit Failure | B |
| B1364 | Ignition Start Circuit Open | B |
| B1365 | Ignition Start Circuit Short To Battery | B |
| B1366 | Ignition Start Circuit Short To Ground | B |
| B1367 | Ignition Tach Circuit Failure | B |
| B1368 | Ignition Tach Circuit Open | B |
| B1369 | Ignition Tach Circuit Short To Battery | B |
| B1370 | Ignition Tach Circuit Short To Ground | B |
| B1371 | Illuminated Entry Relay Circuit Failure | B |
| B1372 | Illuminated Entry Relay Circuit Open | B |
| B1373 | Illuminated Entry Relay Short To Battery | B |
| B1374 | Illuminated Entry Relay Short To Ground | B |
| B1375 | Oil Change Lamp Circuit Open | B |
| B1376 | Oil Change Lamp Circuit Short To Battery | B |
| B1377 | Oil Change Lamp Circuit Failure | B |
| B1378 | Oil Change Lamp Circuit Short To Ground | B |
| B1379 | Oil Change Reset Button Circuit Short To Ground | B |
| B1380 | Oil Change Reset Button Circuit Failure | B |
| B1381 | Oil Change Reset Button Circuit Open | B |
| B1382 | Oil Change Reset Button Circuit Short To Battery | B |
| B1383 | Oil Level Lamp Circuit Short To Battery | B |
| B1384 | Oil Level Lamp Circuit Failure | B |
| B1385 | Oil Level Lamp Circuit Open | B |
| B1386 | Oil Level Lamp Circuit Short To Ground | B |
| B1387 | Oil Temperature Sensor Circuit Open | B |
| B1388 | Oil Temperature Sensor Circuit Short To Battery | B |
| B1389 | Oil Temperature Sensor Circuit Failure | B |
| B1390 | Oil Temperature Sensor Circuit Short To Ground | B |
| B1391 | Oil Level Switch Circuit Failure | B |
| B1392 | Power Door Memory Lock Relay Circuit Failure | B |
| B1393 | Power Door Memory Lock Relay Circuit Open | B |
| B1394 | Power Door Memory Lock Relay Circuit Short To Battery | B |
| B1395 | Power Door Memory Lock Relay Circuit Short To Ground | B |
| B1396 | Power Door Lock Circuit Short To Battery | B |
| B1397 | Power Door Unlock Circuit Short To Battery | B |
| B1398 | Driver Power Window One Touch Window Relay Circuit Failure | B |
| B1399 | Driver Power Window One Touch Window Relay Circuit Open | B |
| B1400 | Driver Power Window One Touch Window Relay Circuit Short To Battery | B |
| B1401 | Driver Power Window One Touch Window Relay Circuit Short To Ground | B |
| B1402 | Driver Power Window Down Switch Circuit Failure | B |
| B1403 | Driver Power Window Up Switch Circuit Failure | B |
| B1404 | Driver Power Window Down Circuit Open | B |
| B1405 | Driver Power Window Down Circuit Short To Battery | B |
| B1406 | Driver Power Window Down Circuit Short To Ground | B |
| B1407 | Driver Power Window Up Circuit Open | B |
| B1408 | Driver Power Window Up Circuit Short To Battery | B |
| B1409 | Driver Power Window Up Circuit Short To Ground | B |
| B1410 | Driver Power Window Motor Circuit Failure | B |
| B1411 | Driver Power Window Motor Circuit Open | B |
| B1412 | Driver Power Window Motor Circuit Short To Battery | B |
| B1413 | Driver Power Window Motor Circuit Short To Ground | B |
| B1414 | Power Window LR Motor Circuit Failure | B |
| B1415 | Power Window LR Motor Circuit Open | B |
| B1416 | Power Window LR Motor Circuit Short To Battery | B |
| B1417 | Power Window LR Motor Circuit Short To Ground | B |
| B1418 | Passenger Power Window Motor Circuit Failure | B |
| B1419 | Passenger Power Window Motor Circuit Open | B |
| B1420 | Passenger Power Window Motor Circuit Short To Battery | B |
| B1421 | Passenger Power Window Motor Circuit Short To Ground | B |
| B1422 | Power Window RR Motor Circuit Failure | B |
| B1423 | Power Window RR Motor Circuit Open | B |
| B1424 | Power Window RR Motor Circuit Short To Battery | B |
| B1425 | Power Window RR Motor Circuit Short To Ground | B |
| B1426 | Lamp Seat Belt Circuit Short To Battery | B |
| B1427 | Lamp Seat Belt Circuit Open | B |
| B1428 | Lamp Seat Belt Circuit Failure | B |
| B1429 | Lamp Seat Belt Circuit Short To Ground | B |
| B1430 | Seat Belt Switch Circuit Short To Ground | B |
| B1431 | Wiper Brake/Run Relay Circuit Failure | B |
| B1432 | Wiper Brake/Run Relay Circuit Short To Battery | B |
| B1433 | Wiper Brake/Run Relay Circuit Short To Ground | B |
| B1434 | Wiper Hi/Low Speed Relay Coil Circuit Failure | B |
| B1435 | Wiper Hi/Low Speed Relay Coil Circuit Open | B |
| B1436 | Wiper Hi/Low Speed Relay Coil Circuit Short To Battery | B |
| B1437 | Wiper Hi/Low Speed Relay Coil Circuit Short To Ground | B |
| B1438 | Wiper Mode Select Switch Circuit Failure | B |
| B1439 | Wiper Mode Select Switch Circuit Open | B |
| B1440 | Wiper Mode Select Switch Circuit Short To Battery | B |
| B1441 | Wiper Mode Select Switch Circuit Short To Ground | B |
| B1442 | Door Handle Switch Circuit Failure | B |
| B1443 | Door Handle Switch Circuit Open | B |
| B1444 | Door Handle Switch Circuit Short To Battery | B |
| B1445 | Door Handle Switch Circuit Short To Ground | B |
| B1446 | Wiper Park Sense Circuit Failure | B |
| B1447 | Wiper Park Sense Circuit Open | B |
| B1448 | Wiper Park Sense Circuit Short To Battery | B |
| B1449 | Wiper Park Sense Circuit Short To Ground | B |
| B1450 | Wiper Wash/Delay Switch Circuit Failure | B |
| B1451 | Wiper Wash/Delay Switch Circuit Open | B |
| B1452 | Wiper Wash/Delay Switch Circuit Short To Battery | B |
| B1453 | Wiper Wash/Delay Switch Circuit Short To Ground | B |
| B1454 | Wiper Washer Fluid Lamp Circuit Failure | B |
| B1455 | Wiper Washer Fluid Lamp Circuit Open | B |
| B1456 | Wiper Washer Fluid Lamp Circuit Short To Battery | B |
| B1457 | Wiper Washer Fluid Lamp Circuit Short To Ground | B |
| B1458 | Wiper Washer Pump Motor Relay Circuit Failure | B |
| B1459 | Wiper Washer Pump Motor Relay Coil Circuit Open | B |
| B1460 | Wiper Washer Pump Motor Relay Coil Circuit Short To Battery | B |
| B1461 | Wiper Washer Pump Motor Relay Coil Circuit Short To Ground | B |
| B1462 | Seat Belt Switch Circuit Failure | B |
| B1463 | Seat Belt Switch Circuit Open | B |
| B1464 | Seat Belt Switch Circuit Short To Battery | B |
| B1465 | Wiper Brake/Run Relay Circuit Open | B |
| B1466 | Wiper Hi/Low Speed Not Switching | B |
| B1467 | Wiper Hi/Low Speed Circuit Motor Short To Battery | B |
| B1468 | Chime Input Request Circuit Failure | B |
| B1469 | Chime Input Request Circuit Open | B |
| B1470 | Lamp Headlamp Input Circuit Failure | B |
| B1471 | Lamp Headlamp Input Circuit Open | B |
| B1472 | Lamp Headlamp Input Circuit Short To Ground | B |
| B1473 | Wiper Low Speed Circuit Motor Failure | B |
| B1474 | Battery Saver Power Relay Circuit Short To Battery | B |
| B1475 | Accessory Delay Relay Contact Short To Battery | B |
| B1476 | Wiper High Speed Circuit Motor Failure | B |
| B1477 | Wiper Hi/Low Circuit Motor Short To Ground | B |
| B1478 | Power Window One Touch Up/Down Activated Simultaneously | B |
| B1479 | Wiper Washer Fluid Level Sensor Circuit Failure | B |
| B1480 | Wiper Washer Fluid Level Sensor Circuit Open | B |
| B1481 | Wiper Washer Fluid Level Sensor Circuit Short To Battery | B |
| B1482 | Wiper Washer Fluid Level Sensor Circuit Short To Ground | B |
| B1483 | Brake Pedal Input Circuit Failure | B |
| B1484 | Brake Pedal Input Open Circuit | B |
| B1485 | Brake Pedal Input Circuit Battery Short | B |
| B1486 | Brake Pedal Input Circuit Ground Short | B |
| B1487 | Door Handle Right Front Circuit Failure | B |
| B1488 | Door Handle Right Front Circuit Open | B |
| B1489 | Door Handle Right Front Short To Battery | B |
| B1490 | Door Handle Right Front Short To Ground | B |
| B1491 | Ignition Cylinder Sensor Circuit Failure | B |
| B1492 | Ignition Cylinder Sensor Open Circuit | B |
| B1493 | Ignition Cylinder Sensor Battery Short | B |
| B1494 | Ignition Cylinder Sensor Ground Short | B |
| B1495 | Decklid Punch-Out Sensor Circuit Failure | B |
| B1496 | Decklid Punch-Out Sensor Open Circuit | B |
| B1497 | Decklid Punch-Out Sensor Battery Short | B |
| B1498 | Decklid Punch-Out Sensor Ground Short | B |
| B1499 | Lamp Turn Signal Left Circuit Failure | B |
| B1500 | Lamp Turn Signal Left Circuit Open | B |
| B1501 | Lamp Turn Signal Left Circuit Short To Battery | B |
| B1502 | Lamp Turn Signal Left Circuit Short To Ground | B |
| B1503 | Lamp Turn Signal Right Circuit Failure | B |
| B1504 | Lamp Turn Signal Right Circuit Open | B |
| B1505 | Lamp Turn Signal Right Circuit Short To Battery | B |
| B1506 | Lamp Turn Signal Right Circuit Short To Ground | B |
| B1507 | Flash To Pass Switch Circuit Failure | B |
| B1508 | Flash To Pass Switch Circuit Open | B |
| B1509 | Flash To Pass Switch Circuit Short To Battery | B |
| B1510 | Flash To Pass Switch Circuit Short To Ground | B |
| B1511 | Driver Door Handle Circuit Failure | B |
| B1512 | Driver Door Handle Circuit Open | B |
| B1513 | Driver Door Handle Circuit Short To Battery | B |
| B1514 | Driver Door Handle Circuit Short To Ground | B |
| B1515 | Seat Driver Occupied Switch Circuit Failure | B |
| B1516 | Seat Driver Occupied Switch Circuit Open | B |
| B1517 | Seat Driver Occupied Switch Circuit Short To Battery | B |
| B1518 | Seat Driver Occupied Switch Circuit Short To Ground | B |
| B1519 | Hood Switch Circuit Failure | B |
| B1520 | Hood Switch Circuit Open | B |
| B1521 | Hood Switch Circuit Short To Battery | B |
| B1522 | Hood Switch Circuit Short To Ground | B |
| B1523 | Keyless Entry Circuit Failure | B |
| B1524 | Keyless Entry Circuit Open | B |
| B1525 | Keyless Entry Circuit Short To Battery | B |
| B1526 | Keyless Entry Circuit Short To Ground | B |
| B1527 | Memory Set Switch Circuit Failure | B |
| B1528 | Memory Set Switch Circuit Open | B |
| B1529 | Memory Set Switch Circuit Short To Battery | B |
| B1530 | Memory Set Switch Circuit Short To Ground | B |
| B1531 | Memory 1 Switch Circuit Failure | B |
| B1532 | Memory 1 Switch Circuit Open | B |
| B1533 | Memory 1 Switch Circuit Short To Battery | B |
| B1534 | Memory 1 Switch Circuit Short To Ground | B |
| B1535 | Memory 2 Switch Circuit Failure | B |
| B1536 | Memory 2 Switch Circuit Open | B |
| B1537 | Memory 2 Switch Circuit Short To Battery | B |
| B1538 | Memory 2 Switch Circuit Short To Ground | B |
| B1539 | Mirror Driver Switch Assembly Circuit Failure | B |
| B1540 | Mirror Driver Switch Assembly Circuit Open | B |
| B1541 | Mirror Driver Switch Assembly Circuit Short To Battery | B |
| B1542 | Mirror Driver Switch Assembly Circuit Short To Ground | B |
| B1543 | Seat Direction Switch Assembly Circuit Failure | B |
| B1544 | Seat Direction Switch Assembly Circuit Open | B |
| B1545 | Seat Direction Switch Assembly Circuit Short To Battery | B |
| B1546 | Seat Direction Switch Assembly Circuit Short To Ground | B |
| B1547 | Power Window Master Circuit Failure | B |
| B1548 | Power Window Master Circuit Open | B |
| B1549 | Power Window Master Circuit Short To Battery | B |
| B1550 | Power Window Master Circuit Short To Ground | B |
| B1551 | Decklid Release Circuit Failure | B |
| B1552 | Decklid Release Circuit Open | B |
| B1553 | Decklid Release Circuit Short To Battery | B |
| B1554 | Decklid Release Circuit Short To Ground | B |
| B1555 | Ignition Run/Start Circuit Failure | B |
| B1556 | Ignition Run/Start Circuit Open | B |
| B1557 | Ignition Run/Start Circuit Short To Battery | B |
| B1558 | Ignition Run/Start Circuit Short To Ground | B |
| B1559 | Door Lock Cylinder Circuit Failure | B |
| B1560 | Door Lock Cylinder Circuit Open | B |
| B1561 | Door Lock Cylinder Circuit Short To Battery | B |
| B1562 | Door Lock Cylinder Circuit Short To Ground | B |
| B1563 | Door Ajar Circuit Failure | B |
| B1564 | Door Ajar Circuit Open | B |
| B1565 | Door Ajar Circuit Short To Battery | B |
| B1566 | Door Ajar Circuit Short To Ground | B |
| B1567 | Lamp Headlamp High-Beam Circuit Failure | B |
| B1568 | Lamp Headlamp High-Beam Circuit Open | B |
| B1569 | Lamp Headlamp High-Beam Circuit Short To Battery | B |
| B1570 | Lamp Headlamp High-Beam Circuit Short To Ground | B |
| B1571 | Door Ajar LR Circuit Failure | B |
| B1572 | Door Ajar LR Circuit Open | B |
| B1573 | Door Ajar LR Circuit Short To Battery | B |
| B1574 | Door Ajar LR Circuit Short To Ground | B |
| B1575 | Lamp Park Input Circuit Failure | B |
| B1576 | Lamp Park Input Circuit Open | B |
| B1577 | Lamp Park Input Circuit Short To Battery | B |
| B1578 | Lamp Park Input Circuit Short To Ground | B |
| B1579 | Dim Panel Increase Input Circuit Failure | B |
| B1580 | Dim Panel Increase Input Circuit Open | B |
| B1581 | Dim Panel Increase Input Circuit Short To Battery | B |
| B1582 | Dim Panel Increase Input Circuit Short To Ground | B |
| B1583 | Dim Panel Decrease Input Circuit Failure | B |
| B1584 | Dim Panel Decrease Input Circuit Open | B |
| B1585 | Dim Panel Decrease Input Circuit Short To Battery | B |
| B1586 | Dim Panel Decrease Input Circuit Short To Ground | B |
| B1587 | Autolamp Delay Increase Circuit Failure | B |
| B1588 | Autolamp Delay Increase Circuit Open | B |
| B1589 | Autolamp Delay Increase Circuit Short To Battery | B |
| B1590 | Autolamp Delay Increase Circuit Short To Ground | B |
| B1591 | Autolamp Delay Decrease Circuit Failure | B |
| B1592 | Autolamp Delay Decrease Circuit Open | B |
| B1593 | Autolamp Delay Decrease Circuit Short To Battery | B |
| B1594 | Autolamp Delay Decrease Circuit Short To Ground | B |
| B1595 | Ignition Switch Illegal Input Code | B |
| B1596 | Service Continuous Codes | B |
| B1600 | PATS Ignition Key Transponder Signal Is Not Received | B |
| B1601 | PATS Received Incorrect Key-Code From Ignition Key Transponder | B |
| B1602 | PATS Received Invalid Format Of Key-Code From Ignition Key Transponder | B |
| B1603 | Lamp Anti-Theft Indicator Circuit Failure | B |
| B1604 | Lamp Anti-Theft Indicator Circuit Open | B |
| B1605 | Lamp Anti-Theft Indicator Circuit Short To Battery | B |
| B1606 | Lamp Anti-Theft Indicator Circuit Short To Ground | B |
| B1607 | Illuminated Entry Input Circuit Failure | B |
| B1608 | Illuminated Entry Input Open Circuit | B |
| B1609 | Illuminated Entry Input Short Circuit To Battery | B |
| B1610 | Illuminated Entry Input Short Circuit To Ground | B |
| B1611 | Wiper Rear Mode Select Switch Circuit Failure | B |
| B1612 | Wiper Rear Mode Select Switch Circuit Open | B |
| B1613 | Wiper Rear Mode Select Switch Circuit Short To Battery | B |
| B1614 | Wiper Rear Mode Select Switch Circuit Short To Ground | B |
| B1615 | Wiper Rear Disable Switch Circuit Failure | B |
| B1616 | Wiper Rear Disable Switch Circuit Open | B |
| B1617 | Wiper Rear Disable Switch Circuit Short To Battery | B |
| B1618 | Wiper Rear Disable Switch Circuit Short To Ground | B |
| B1619 | Wiper Rear Low Limit Input Circuit Failure | B |
| B1620 | Wiper Rear Low Limit Input Circuit Open | B |
| B1621 | Wiper Rear Low Limit Input Circuit Short To Battery | B |
| B1622 | Wiper Rear Low Limit Input Circuit Short To Ground | B |
| B1623 | Lamp Keypad Output Circuit Failure | B |
| B1624 | Lamp Keypad Output Open Circuit | B |
| B1625 | Lamp Keypad Output Short Circuit To Battery | B |
| B1626 | Lamp Keypad Output Short Circuit To Ground | B |
| B1627 | PRNDL Reverse Input Circuit Failure | B |
| B1628 | PRNDL Reverse Input Open Circuit | B |
| B1629 | PRNDL Reverse Input Short To Battery | B |
| B1630 | PRNDL Reverse Input Short Circuit To Ground | B |
| B1631 | Mirror Driver Left Circuit Failure | B |
| B1632 | Mirror Driver Left Circuit Open | B |
| B1633 | Mirror Driver Left Circuit Short To Battery | B |
| B1634 | Mirror Driver Left Circuit Short To Ground | B |
| B1635 | Mirror Driver Right Circuit Failure | B |
| B1636 | Mirror Driver Right Circuit Open | B |
| B1637 | Mirror Driver Right Circuit Short To Battery | B |
| B1638 | Mirror Driver Right Short To Ground | B |
| B1639 | Mirror Passenger Left Circuit Failure | B |
| B1640 | Mirror Passenger Left Circuit Open | B |
| B1641 | Mirror Passenger Left Circuit Short To Battery | B |
| B1642 | Mirror Passenger Left Circuit Short To Ground | B |
| B1643 | Mirror Passenger Right Circuit Failure | B |
| B1644 | Mirror Passenger Right Circuit Open | B |
| B1645 | Mirror Passenger Right Circuit Short To Battery | B |
| B1646 | Mirror Passenger Right Circuit Short To Ground | B |
| B1647 | Seat Driver Recline Forward Circuit Failure | B |
| B1648 | Seat Driver Recline Forward Circuit Open | B |
| B1649 | Seat Driver Recline Forward Circuit Short To Battery | B |
| B1650 | Seat Driver Recline Forward Circuit Short To Ground | B |
| B1651 | Seat Driver Recline Backward Circuit Failure | B |
| B1652 | Seat Driver Recline Backward Circuit Open | B |
| B1653 | Seat Driver Recline Backward Circuit Short To Battery | B |
| B1654 | Seat Driver Recline Backward Circuit Short To Ground | B |
| B1655 | Seat Driver Rear Up Circuit Failure | B |
| B1656 | Seat Driver Rear Up Circuit Open | B |
| B1657 | Seat Driver Rear Up Circuit Short To Battery | B |
| B1658 | Seat Driver Rear Up Circuit Short To Ground | B |
| B1659 | Seat Driver Front Up Circuit Failure | B |
| B1660 | Seat Driver Front Up Circuit Open | B |
| B1661 | Seat Driver Front Up Circuit Short To Battery | B |
| B1662 | Seat Driver Front Up Circuit Short To Ground | B |
| B1663 | Seat Driver Front Up/Down Motor Stalled | B |
| B1664 | Seat Driver Rear Up/Down Motor Stalled | B |
| B1665 | Seat Driver Forward/Backward Motor Stalled | B |
| B1666 | Seat Driver Recline Motor Stalled | B |
| B1667 | Mirror Driver Up/Down Motor Stalled | B |
| B1668 | Mirror Driver Right/Left Motor Stalled | B |
| B1669 | Mirror Passenger Up/Down Motor Stalled | B |
| B1670 | Mirror Passenger Right/Left Motor Stalled | B |
| B1671 | Battery Module Voltage Out Of Range | B |
| B1672 | Seat Driver Occupied Input Circuit Failure | B |
| B1673 | Seat Driver Occupied Input Circuit Open | B |
| B1674 | Seat Driver Occupied Input Circuit Short To Battery | B |
| B1675 | Seat Driver Occupied Input Circuit Short To Ground | B |
| B1676 | Battery Pack Voltage Out Of Range | B |
| B1677 | Alarm Panic Input Circuit Failure | B |
| B1678 | Alarm Panic Input Circuit Open | B |
| B1679 | Alarm Panic Input Circuit Short To Battery | B |
| B1680 | Alarm Panic Input Circuit Short To Ground | B |
| B1681 | PATS Transceiver Module Signal Is Not Received | B |
| B1682 | PATS Is Disabled (Check Link Between PATS And Transponder) | B |
| B1683 | Mirror Driver/Passenger Switch Circuit Failure | B |
| B1684 | Mirror Driver/Passenger Switch Circuit Open | B |
| B1685 | Lamp Dome Input Circuit Failure | B |
| B1686 | Lamp Dome Input Circuit Open | B |
| B1687 | Lamp Dome Input Circuit Short To Battery | B |
| B1688 | Lamp Dome Input Circuit Short To Ground | B |
| B1689 | Autolamp Delay Circuit Failure | B |
| B1690 | Autolamp Delay Circuit Open | B |
| B1691 | Autolamp Delay Circuit Short To Battery | B |
| B1692 | Autolamp Delay Circuit Short To Ground | B |
| B1693 | Autolamp On Circuit Failure | B |
| B1694 | Autolamp On Circuit Open | B |
| B1695 | Autolamp On Circuit Short To Battery | B |
| B1696 | Autolamp On Circuit Short To Ground | B |
| B1697 | Mirror Driver/Passenger Switch Circuit Short To Battery | B |
| B1698 | Mirror Driver/Passenger Switch Circuit Short To Ground | B |
| B1701 | Seat Driver Recline Forward Switch Circuit Failure | B |
| B1702 | Seat Driver Recline Forward Switch Circuit Open | B |
| B1703 | Seat Driver Recline Forward Switch Circuit Short To Battery | B |
| B1704 | Seat Driver Recline Forward Switch Circuit Short To Ground | B |
| B1705 | Seat Driver Recline Rearward Switch Circuit Failure | B |
| B1706 | Seat Driver Recline Rearward Switch Circuit Open | B |
| B1707 | Seat Driver Recline Rearward Switch Circuit Short To Battery | B |
| B1708 | Seat Driver Recline Rearward Switch Circuit Short To Ground | B |
| B1709 | Seat Driver Front Up Switch Circuit Failure | B |
| B1710 | Seat Driver Front Up Switch Circuit Open | B |
| B1711 | Seat Driver Front Up Switch Circuit Short To Battery | B |
| B1712 | Seat Driver Front Up Switch Circuit Short To Ground | B |
| B1713 | Seat Driver Front Down Switch Circuit Failure | B |
| B1714 | Seat Driver Front Down Switch Circuit Open | B |
| B1715 | Seat Driver Front Down Switch Circuit Short To Battery | B |
| B1716 | Seat Driver Front Down Switch Circuit Short To Ground | B |
| B1717 | Seat Driver Forward Switch Circuit Failure | B |
| B1718 | Seat Driver Forward Switch Circuit Open | B |
| B1719 | Seat Driver Forward Switch Circuit Short To Battery | B |
| B1720 | Seat Driver Forward Switch Circuit Short To Ground | B |
| B1721 | Seat Driver Rearward Switch Circuit Failure | B |
| B1722 | Seat Driver Rearward Switch Circuit Open | B |
| B1723 | Seat Driver Rearward Switch Circuit Short To Battery | B |
| B1724 | Seat Driver Rearward Switch Circuit Short To Ground | B |
| B1725 | Seat Driver Rear Up Switch Circuit Failure | B |
| B1726 | Seat Driver Rear Up Switch Circuit Open | B |
| B1727 | Seat Driver Rear Up Switch Circuit Short To Battery | B |
| B1728 | Seat Driver Rear Up Switch Circuit Short To Ground | B |
| B1729 | Seat Driver Rear Down Switch Circuit Failure | B |
| B1730 | Seat Driver Rear Down Switch Circuit Open | B |
| B1731 | Seat Driver Rear Down Switch Circuit Short To Battery | B |
| B1732 | Seat Driver Rear Down Switch Circuit Short To Ground | B |
| B1733 | Mirror Driver Vertical Switch Circuit Failure | B |
| B1734 | Mirror Driver Vertical Switch Circuit Open | B |
| B1735 | Mirror Driver Vertical Switch Circuit Short To Battery | B |
| B1736 | Mirror Driver Vertical Switch Circuit Short To Ground | B |
| B1737 | Mirror Driver Horizontal Switch Circuit Failure | B |
| B1738 | Mirror Driver Horizontal Switch Circuit Open | B |
| B1739 | Mirror Driver Horizontal Switch Circuit Short To Battery | B |
| B1740 | Mirror Driver Horizontal Switch Circuit Short To Ground | B |
| B1741 | Mirror Passenger Vertical Switch Circuit Failure | B |
| B1742 | Mirror Passenger Vertical Switch Circuit Open | B |
| B1743 | Mirror Passenger Vertical Switch Circuit Short To Battery | B |
| B1744 | Mirror Passenger Vertical Switch Circuit Short To Ground | B |
| B1745 | Mirror Passenger Horizontal Switch Circuit Failure | B |
| B1746 | Mirror Passenger Horizontal Switch Circuit Open | B |
| B1747 | Mirror Passenger Horizontal Switch Circuit Short To Battery | B |
| B1748 | Mirror Passenger Horizontal Switch Circuit Short To Ground | B |
| B1749 | Park/Neutral Switch Circuit Failure | B |
| B1750 | Park/Neutral Switch Circuit Open | B |
| B1751 | Park/Neutral Switch Circuit Short To Battery | B |
| B1752 | Park/Neutral Switch Circuit Short To Ground | B |
| B1753 | Hazard Flash Output Circuit Failure | B |
| B1754 | Hazard Flash Output Circuit Open | B |
| B1755 | Hazard Flash Output Circuit Short Battery | B |
| B1756 | Hazard Flash Output Circuit Short To Ground | B |
| B1757 | Seat Driver Rear Down Circuit Failure | B |
| B1758 | Seat Driver Rear Down Circuit Open | B |
| B1759 | Seat Driver Rear Down Circuit Short To Battery | B |
| B1760 | Seat Driver Rear Down Circuit Short To Ground | B |
| B1761 | Seat Driver Front Down Circuit Failure | B |
| B1762 | Seat Driver Front Down Circuit Open | B |
| B1763 | Seat Driver Front Down Circuit Short To Battery | B |
| B1764 | Seat Driver Front Down Circuit Short To Ground | B |
| B1765 | Seat Driver Forward Circuit Failure | B |
| B1766 | Seat Driver Forward Circuit Open | B |
| B1767 | Seat Driver Forward Circuit Short To Battery | B |
| B1768 | Seat Driver Forward Circuit Short To Ground | B |
| B1769 | Seat Driver Backward Circuit Failure | B |
| B1770 | Seat Driver Backward Circuit Open | B |
| B1771 | Seat Driver Backward Circuit Short To Battery | B |
| B1772 | Seat Driver Backward Circuit Short To Ground | B |
| B1773 | Mirror Driver Up Circuit Failure | B |
| B1774 | Mirror Driver Up Circuit Open | B |
| B1775 | Mirror Driver Up Circuit Short To Battery | B |
| B1776 | Mirror Driver Up Circuit Short To Ground | B |
| B1778 | Mirror Driver Down Circuit Failure | B |
| B1779 | Mirror Driver Down Circuit Open | B |
| B1780 | Mirror Driver Down Circuit Short To Battery | B |
| B1781 | Mirror Driver Down Short To Ground | B |
| B1782 | Mirror Passenger Up Circuit Failure | B |
| B1783 | Mirror Passenger Up Circuit Open | B |
| B1784 | Mirror Passenger Up Circuit Short To Battery | B |
| B1785 | Mirror Passenger Up Circuit Short To Ground | B |
| B1786 | Mirror Passenger Down Circuit Failure | B |
| B1787 | Mirror Passenger Down Circuit Open | B |
| B1788 | Mirror Passenger Down Circuit Short To Battery | B |
| B1789 | Mirror Passenger Down Circuit Short To Ground | B |
| B1790 | Autolamp Sensor Input Circuit Failure | B |
| B1791 | Autolamp Sensor Input Circuit Open | B |
| B1792 | Autolamp Sensor Input Circuit Short To Battery | B |
| B1793 | Autolamp Sensor Input Circuit Short To Ground | B |
| B1794 | Lamp Headlamp Low-Beam Circuit Failure | B |
| B1795 | Lamp Headlamp Low-Beam Circuit Open | B |
| B1796 | Lamp Headlamp Low-Beam Circuit Short To Battery | B |
| B1797 | Lamp Headlamp Low-Beam Circuit Short To Ground | B |
| B1798 | Lamp Turn Signal Front Output Circuit Failure | B |
| B1799 | Lamp Turn Signal Front Output Circuit Open | B |
| B1800 | Lamp Turn Signal Front Output Circuit Short To Battery | B |
| B1801 | Lamp Turn Signal Front Output Circuit Short To Ground | B |
| B1802 | Lamp Turn Signal Rear Output Circuit Failure | B |
| B1803 | Lamp Turn Signal Rear Output Circuit Open | B |
| B1804 | Lamp Turn Signal Rear Output Circuit Short To Battery | B |
| B1805 | Lamp Turn Signal Rear Output Circuit Short To Ground | B |
| B1806 | Lamp Tail Output Circuit Failure | B |
| B1807 | Lamp Tail Output Circuit Open | B |
| B1808 | Lamp Tail Output Circuit Short To Battery | B |
| B1809 | Lamp Tail Output Circuit Short To Ground | B |
| B1810 | Lamp Backup Switch Input Circuit Failure | B |
| B1811 | Lamp Backup Switch Input Circuit Open | B |
| B1812 | Lamp Backup Switch Input Circuit Short To Battery | B |
| B1813 | Lamp Backup Switch Input Circuit Short To Ground | B |
| B1814 | Wiper Rear Motor Down Relay Coil Circuit Failure | B |
| B1815 | Wiper Rear Motor Down Relay Coil Circuit Open | B |
| B1816 | Wiper Rear Motor Down Relay Coil Circuit Short To Battery | B |
| B1817 | Wiper Rear Motor Down Relay Coil Circuit Short To Ground | B |
| B1818 | Wiper Rear Motor Up Relay Coil Circuit Failure | B |
| B1819 | Wiper Rear Motor Up Relay Coil Circuit Open | B |
| B1820 | Wiper Rear Motor Up Relay Coil Circuit Short To Battery | B |
| B1821 | Wiper Rear Motor Up Relay Coil Circuit Short To Ground | B |
| B1822 | Wiper Rear Park Sense Input Circuit Failure | B |
| B1823 | Wiper Rear Park Sense Input Circuit Open | B |
| B1824 | Wiper Rear Park Sense Input Circuit Short To Battery | B |
| B1825 | Wiper Rear Park Sense Input Circuit Short To Ground | B |
| B1826 | Wiper Rear High Limit Input Circuit Failure | B |
| B1827 | Wiper Rear High Limit Input Circuit Open | B |
| B1828 | Wiper Rear High Limit Input Circuit Short To Battery | B |
| B1829 | Wiper Rear High Limit Input Circuit Short To Ground | B |
| B1830 | Door Unlock Disarm Switch Circuit Failure | B |
| B1831 | Door Unlock Disarm Switch Circuit Open | B |
| B1832 | Door Unlock Disarm Switch Circuit Short To Battery | B |
| B1833 | Door Unlock Disarm Switch Circuit Short To Ground | B |
| B1834 | Door Unlock Disarm Output Circuit Failure | B |
| B1835 | Door Unlock Disarm Output Circuit Open | B |
| B1836 | Door Unlock Disarm Output Circuit Short To Battery | B |
| B1837 | Door Unlock Disarm Output Circuit Short To Ground | B |
| B1838 | Battery Saver Power Relay Circuit Failure | B |
| B1839 | Wiper Rear Motor Circuit Failure | B |
| B1840 | Wiper Front Power Circuit Failure | B |
| B1841 | Wiper Front Power Circuit Open | B |
| B1842 | Wiper Front Power Circuit Short To Battery | B |
| B1843 | Wiper Front Power Circuit Short To Ground | B |
| B1844 | Phone Handset Circuit Failure | B |
| B1845 | Ignition Tamper Circuit Failure | B |
| B1846 | Ignition Tamper Circuit Open | B |
| B1847 | Ignition Tamper Circuit Short To Battery | B |
| B1848 | Ignition Tamper Circuit Short To Ground | B |
| B1849 | Climate Control Temperature Differential Circuit Failure | B |
| B1850 | Climate Control Temperature Differential Circuit Open | B |
| B1851 | Climate Control Temperature Differential Circuit Short To Battery | B |
| B1852 | Climate Control Temperature Differential Circuit Short To Ground | B |
| B1853 | Climate Control Air Temperature Internal Sensor Motor Circuit Failure | B |
| B1854 | Climate Control Air Temperature Internal Sensor Motor Circuit Open | B |
| B1855 | Climate Control Air Temperature Internal Sensor Motor Circuit Short To Battery | B |
| B1856 | Climate Control Air Temperature Internal Sensor Motor Circuit Short To Ground | B |
| B1857 | Climate Control On/Off Switch Circuit Failure | B |
| B1858 | Climate Control A/C Pressure Switch Circuit Failure | B |
| B1859 | Climate Control A/C Pressure Switch Circuit Open | B |
| B1860 | Climate Control A/C Pressure Switch Circuit Short To Battery | B |
| B1861 | Climate Control A/C Pressure Switch Circuit Short To Ground | B |
| B1862 | Climate Control A/C Lock Sensor Failure | B |
| B1863 | Ground ECU Circuit Open | B |
| B1864 | Battery Power Supply ECU Circuit Failure | B |
| B1865 | Battery Power Supply ECU Circuit Open | B |
| B1866 | Battery Power Supply ECU Circuit Short To Battery | B |
| B1867 | Battery Power Supply ECU Circuit Short To Ground | B |
| B1868 | Lamp Air Bag Warning Indicator Circuit Failure | B |
| B1869 | Lamp Air Bag Warning Indicator Circuit Open | B |
| B1870 | Lamp Air Bag Warning Indicator Circuit Short To Battery | B |
| B1871 | Passenger Air Bag Disable Module Fault | B |
| B1872 | Turn Signal / Hazard Power Feed Circuit Short To Battery | B |
| B1873 | Turn Signal / Hazard Power Feed Circuit Short To Ground | B |
| B1874 | Cellular Phone Handset Not Present | B |
| B1875 | Turn Signal / Hazard Switch Signal Circuit Failure | B |
| B1876 | Seatbelt Driver Pretensioner Circuit Failure | B |
| B1877 | Seatbelt Driver Pretensioner Circuit Open | B |
| B1878 | Seatbelt Driver Pretensioner Circuit Short to Battery | B |
| B1879 | Seatbelt Driver Pretensioner Circuit Short to Ground | B |
| B1880 | Seatbelt Passenger Pretensioner Circuit Failure | B |
| B1881 | Seatbelt Passenger Pretensioner Circuit Open | B |
| B1882 | Seatbelt Passenger Pretensioner Circuit Short to Battery | B |
| B1883 | Seatbelt Passenger Pretensioner Circuit Short to Ground | B |
| B1884 | PAD Warning Lamp Inoperative | B |
| B1885 | Seatbelt Driver Pretensioner Circuit Resistance Low on Squib | B |
| B1886 | Seatbelt Passenger Pretensioner Circuit Resistance Low on Squib | B |
| B1887 | Air Bag Driver Circuit Resistance Low or Shorted Together | B |
| B1888 | Air Bag Passenger Circuit Resistance Low or Shorted Together | B |
| B1889 | Passenger Airbag Disable Module Sensor Obstructed | B |
| B1890 | PAD Warning Lamp Circuit Short to Battery | B |
| B1891 | Air Bag Tone Warning Indicator Circuit Short to Battery | B |
| B1892 | Air Bag Tone Warning Indicator Circuit Failure | B |
| B1893 | GPS Antenna Open Circuit | B |
| B1894 | Wiper Rear Motor Speed Sense Circuit Failure | B |
| B1897 | Horn Switch Circuit Failure | B |
| B1898 | Chime Input #2 Circuit Short to Ground | B |
| B1899 | Microphone Input Signal Circuit Open | B |
| B1900 | Driver Side Airbag Fault | B |
| B1901 | Air Bag Crash Sensor #1 Feed/Return Circuit Short To Ground | B |
| B1902 | Air Bag Crash Sensor #1 Ground Circuit Failure | B |
| B1903 | Air Bag Crash Sensor #1 Ground Circuit Short To Battery | B |
| B1904 | Air Bag Crash Sensor #2 Feed/Return Circuit Failure | B |
| B1905 | Air Bag Crash Sensor #2 Feed/Return Circuit Short To Battery | B |
| B1906 | Air Bag Crash Sensor #2 Feed/Return Circuit Short To Ground | B |
| B1907 | Air Bag Crash Sensor #2 Ground Circuit Failure | B |
| B1908 | Air Bag Crash Sensor #2 Ground Circuit Short To Battery | B |
| B1909 | Air Bag Crash Sensor #2 Ground Circuit Short To Ground | B |
| B1910 | Air Bag Diagnostic Monitor Ground Circuit Failure | B |
| B1911 | Air Bag Diagnostic Monitor Ground Circuit Short To Battery | B |
| B1912 | Air Bag Diagnostic Monitor Ground Circuit Short To Ground | B |
| B1913 | Air Bag Driver/Passenger Circuit Short To Ground | B |
| B1914 | Air Bag Crash Sensors #1 / #2 Circuit Short To Ground | B |
| B1915 | Air Bag Driver Circuit Failure | B |
| B1916 | Air Bag Driver Circuit Short To Battery | B |
| B1917 | Air Bag Memory Clear Circuit Failure | B |
| B1918 | Air Bag Memory Clear Circuit Open | B |
| B1919 | Air Bag Memory Clear Circuit Short To Battery | B |
| B1920 | Air Bag Passenger Circuit Failure | B |
| B1921 | Air Bag Diagnostic Monitor Ground Circuit Open | B |
| B1922 | Air Bag Safing Sensor Output Circuit Short To Battery | B |
| B1923 | Air Bag Memory Clear Circuit Short To Ground | B |
| B1924 | Air Bag Internal Diagnostic Monitor Fault or System Disarm Fault | B |
| B1925 | Air Bag Passenger Circuit Short To Battery | B |
| B1926 | Air Bag Passenger Pressure Switch Circuit Failure | B |
| B1927 | Passenger Side Airbag Fault | B |
| B1928 | Air Bag Safing Sensor Output Circuit Failure | B |
| B1929 | Air Bag Safing Sensor Output Circuit Open | B |
| B1930 | Air Bag Safing Sensor Output Circuit Short To Ground | B |
| B1931 | Air Bag Crash Sensor #1 Feed/Return Circuit Failure | B |
| B1932 | Air Bag Driver Circuit Open | B |
| B1933 | Air Bag Passenger Circuit Open | B |
| B1934 | Air Bag Driver Inflator Circuit Resistance Low on Squib | B |
| B1935 | Air Bag Passenger Inflator Circuit Resistance Low on Squib | B |
| B1936 | Air Bag Driver Circuit Short To Ground | B |
| B1937 | Air Bag Passenger Pressure Switch Circuit Open | B |
| B1938 | Air Bag Passenger Circuit Short To Ground | B |
| B1939 | Air Bag Passenger Pressure Switch Circuit Short To Ground | B |
| B1941 | Air Bag Crash Sensor #1 Feed/Return Circuit Open | B |
| B1942 | Air Bag Crash Sensor #2 Feed/Return Circuit Open | B |
| B1943 | Air Bag Crash Sensor #1 Ground Circuit Short To Ground | B |
| B1944 | Air Bag Crash Sensor #1 Ground Circuit Open | B |
| B1945 | Air Bag Crash Sensor #2 Ground Circuit Open | B |
| B1946 | Climate Control A/C Post Evaporator Sensor Circuit Failure | B |
| B1947 | Climate Control A/C Post Evaporator Sensor Circuit Short To Ground | B |
| B1948 | Climate Control Water Temperature Sensor Circuit Failure | B |
| B1949 | Climate Control Water Temperature Sensor Circuit Short To Ground | B |
| B1950 | Seat Rear Up/Down Potentiometer Feedback Circuit Failure | B |
| B1951 | Seat Rear Up/Down Potentiometer Feedback Circuit Open | B |
| B1952 | Seat Rear Up/Down Potentiometer Feedback Circuit Short To Battery | B |
| B1953 | Seat Rear Up/Down Potentiometer Feedback Circuit Short To Ground | B |
| B1954 | Seat Front Up/Down Potentiometer Feedback Circuit Failure | B |
| B1955 | Seat Front Up/Down Potentiometer Feedback Circuit Open | B |
| B1956 | Seat Front Up/Down Potentiometer Feedback Circuit Short To Battery | B |
| B1957 | Seat Front Up/Down Potentiometer Feedback Circuit Short To Ground | B |
| B1958 | Seat Recline Forward/Backward Potentiometer Feedback Circuit Failure | B |
| B1959 | Seat Recline Forward/Backward Potentiometer Feedback Circuit Open | B |
| B1960 | Seat Recline Forward/Backward Potentiometer Feedback Circuit Short To Battery | B |
| B1961 | Seat Recline Forward/Backward Potentiometer Feedback Circuit Short To Ground | B |
| B1962 | Seat Horizontal Forward/Rearward Potentiometer Feedback Circuit Failure | B |
| B1963 | Seat Horizontal Forward/Rearward Potentiometer Feedback Circuit Open | B |
| B1964 | Seat Horizontal Forward/Rearward Potentiometer Feedback Circuit Short To Battery | B |
| B1965 | Seat Horizontal Forward/Rearward Potentiometer Feedback Circuit Short To Ground | B |
| B1966 | A/C Post Heater Sensor Circuit Failure | B |
| B1967 | A/C Post Heater Sensor Circuit Short To Ground | B |
| B1968 | A/C Water Pump Detection Circuit Failure | B |
| B1969 | A/C Clutch Magnetic Control Circuit Failure | B |
| B1970 | Passenger Seatback Forward Switch Circuit Short to Ground | B |
| B1971 | Passenger Seatback Rearward Switch Circuit Short to Ground | B |
| B1972 | Passenger Rear Seat Up Switch Circuit Short to Battery | B |
| B1973 | Passenger Rear Seat Down Switch Circuit Short to Battery | B |
| B1979 | Passenger Seat Rearward Switch Circuit Short to Battery | B |
| B1980 | Bulb - Outage Condition Detected | B |
| B1981 | Memory Off Switch Circuit Short to Battery | B |
| B1984 | Seat Switch Lumbar Inflate Circuit Failure | B |
| B1985 | Seat Switch Lumbar Deflate Circuit Failure | B |
| B1987 | Pedal Forward / Rearward Motor Stalled | B |
| B1988 | Pedal Position Forward Switch Circuit Short to Battery | B |
| B1989 | Pedal Position Rearward Switch Circuit Short to Battery | B |
| B1990 | Pedal Forward / Rearward Potentiometer Feedback Circuit Failure | B |
| B1991 | Pedal Forward / Rearward Potentiometer Feedback Circuit Short to Battery | B |
| B1992 | Driver Side | B |
| B1993 | Driver Side | B |
| B1994 | Driver Side | B |
| B1995 | Driver Side | B |
| B1996 | Passenger Side | B |
| B1997 | Passenger Side | B |
| B1998 | Passenger Side | B |
| B1999 | Passenger Side | B |
| B2100 | Door Driver Key Cylinder Switch Failure | B |
| B2101 | Head Rest Switch Circuit Failure | B |
| B2102 | Antenna Circuit Short to Ground | B |
| B2103 | Antenna Not Connected | B |
| B2104 | Door Passenger Key Cylinder Switch Failure | B |
| B2105 | Throttle Position Input Out of Range Low | B |
| B2106 | Throttle Position Input Out of Range High | B |
| B2107 | Front Wiper Motor Relay Circuit Short to Vbatt | B |
| B2108 | Trunk Key Cylinder Switch Failure | B |
| B2109 | Heated Wind Shield Relay Short to Vbatt (changed from Failure 2/6/97) | B |
| B2110 | Front Wiper Motor Relay Circuit Open (changed from Failure 2/6/97) | B |
| B2111 | All Door Lock Input Short to Ground | B |
| B2112 | Door Driver Set Switch Stuck Failure | B |
| B2113 | Heated Windshield Input Short to Ground | B |
| B2114 | Front Washer Input Short to Ground | B |
| B2115 | Rear Washer Input Short to Ground | B |
| B2116 | Door Driver Reset Switch Stuck Failure | B |
| B2117 | Driver Side | B |
| B2118 | Passenger Side | B |
| B2119 | Compressor Failure | B |
| B2120 | Door Passenger Set Switch Stuck Failure | B |
| B2122 | Driver Side Satellite Communication Circuit Short to Ground | B |
| B2123 | Passenger Side Satellite Communication Circuit Short to Ground | B |
| B2124 | Door Passenger Reset Switch Stuck Failure | B |
| B2128 | Central Lock Motor Failure | B |
| B2129 | Central Lock Feedback Failure | B |
| B2130 | Double Lock Timeout Failure | B |
| B2131 | Double Lock Feedback Failure | B |
| B2132 | Dimmer switch Circuit Short to Gnd | B |
| B2133 | Brake Motor Warning lamp Circuit Failure | B |
| B2134 | Brake Motor Warning lamp Circuit Short to Vbatt | B |
| B2135 | Park Brake Applied Warning Lamp Circuit Failure | B |
| B2136 | Park Brake Applied Warning Lamp Circuit Short To Battery | B |
| B2139 | Data Mismatch (receive data does not match what was expected) | B |
| B2141 | NVM Configuration Failure | B |
| B2142 | NVM TIC Failure | B |
| B2143 | NVM Memory Failure | B |
| B2144 | NVM Alarm Data Failure | B |
| B2145 | NVM RF HR Failure | B |
| B2146 | Seat Recline Motor Position Out of Range | B |
| B2148 | PWM Input Circuit Failure | B |
| B2149 | Seat Front Vertical Motor Position Out of Range | B |
| B2150 | Power Supply #1 Circuit Short to Ground | B |
| B2151 | Power Supply #2 Circuit Short to Ground | B |
| B2152 | Seat Rear Vertical Motor Position Out of Range | B |
| B2153 | Rear Echo Sensor Circuit Failure | B |
| B2154 | Front Echo Sensor Circuit Failure | B |
| B2155 | Seat Horizontal Motor Position Out of Range | B |
| B2156 | Rear Doppler Sensor Circuit Failure | B |
| B2157 | Front Doppler Sensor Circuit Failure | B |
| B2158 | Seat Recline Motor Memory Position Out of Range | B |
| B2159 | Memory #1 output Short to Ground | B |
| B2160 | Memory #1 output Short to VBatt | B |
| B2161 | Seat Front Vertical Motor Memory Position Out of Range | B |
| B2162 | Data Mismatch #2 (receive data does not match what was expected) | B |
| B2163 | Clutch Position Fault | B |
| B2164 | Seat Rear Vertical Motor Memory Position Out of Range | B |
| B2165 | Gear shift position Fault | B |
| B2166 | Gear select position Fault | B |
| B2167 | Seat Horizontal Motor Memory Position Out of Range | B |
| B2168 | Unable to confirm Unlock Condition | B |
| B2169 | Unable to confirm lock Condition | B |
| B2170 | Steering Column Lock Switch Circuit Failure | B |
| B2172 | Inertia Switch input Circuit Open | B |
| B2174 | Window Driver Rear Remote Up Switch Short to Battery | B |
| B2175 | A/C Request Signal Circuit Short to Ground | B |
| B2176 | Overdrive switch circuit short to Vbatt | B |
| B2177 | Interior Scanning Sensor Circuit Failure | B |
| B2178 | Window Driver Rear Remote Down Switch Short to Battery | B |
| B2179 | Front Wiper Select Switch | B |
| B2180 | Front Wiper Select Switch | B |
| B2181 | Front Wiper Select Switch | B |
| B2182 | Window Passenger Front Remote Up Switch Short to Battery | B |
| B2183 | Front Wiper Select Switch | B |
| B2184 | Front Wiper Select Switch | B |
| B2185 | Rear Wiper Select Switch | B |
| B2186 | Window Passenger Front Remote Down Switch Short to Battery | B |
| B2187 | Rear Wiper Select Switch | B |
| B2188 | Rear Wiper Select Switch | B |
| B2190 | Window Passenger Rear Remote Up Switch Short to Battery | B |
| B2194 | Window Passenger Rear Remote Down Switch Short to Battery | B |
| B2195 | Driver Window Up / Down Power Circuit Short to Ground | B |
| B2196 | Passenger Window Up / Down Power Circuit Short to Ground | B |
| B2197 | TV Module Error | B |
| B2198 | TrafficMaster Module Error | B |
| B2199 | VICS Module Error | B |
| B2200 | No Communication to TV Module (No Fitting of TV) | B |
| B2201 | No Communication With Traffic MasterModule | B |
| B2202 | No Communication to VICS Module (No Fitting of VICS) | B |
| B2203 | CD-ROM Error | B |
| B2204 | GPS Antenna Connection Open or Short | B |
| B2205 | GPS Receiver Error | B |
| B2206 | Gyroscope Error | B |
| B2207 | ECU ROM Checksum Error | B |
| B2208 | Communication Link to Display and Switch Module Error | B |
| B2209 | Interior Lamp Override Switch Open Circuit | B |
| B2210 | Interior Lamp Override Switch Short to Ground | B |
| B2211 | Low Coolant Lamp Output Circuit Short to Battery | B |
| B2214 | Window Passenger Front Up Switch Short to Battery | B |
| B2215 | Window Passenger Front Down Switch Short to Battery | B |
| B2219 | Window Driver Front Current Feedback Exceeded | B |
| B2220 | Window Driver Rear Current Feedback Exceeded | B |
| B2221 | Window Passenger Front Current Feedback Exceeded | B |
| B2222 | Window Passenger Rear Current Feedback Exceeded | B |
| B2223 | Mirror Driver Drive Circuit Failure | B |
| B2224 | Mirror Passenger Drive Circuit Failure | B |
| B2225 | Front Crash Sensor Mount Fault | B |
| B2226 | Front Crash Sensor Internal Fault | B |
| B2227 | Front Crash Sensor Driver Communications Fault | B |
| B2228 | Air Bag Driver Circuit Short to Ground - Loop #2 | B |
| B2229 | Air Bag Passenger Circuit Short to Ground - Loop #2 | B |
| B2230 | Air Bag Driver Circuit Short to Battery - Loop #2 | B |
| B2231 | Air Bag Passenger Circuit Short to Battery - Loop #2 | B |
| B2232 | Air Bag Driver Circuit Open - Loop #2 | B |
| B2233 | Air Bag passenger Circuit Open - Loop #2 | B |
| B2234 | Air Bag Driver Inflator Circuit Resistance Low on Squib - Loop #2 | B |
| B2235 | Air Bag Passenger Inflator Circuit | B |
| B2236 | Weak or Defected Electric Vehicle Battery Module Fault | B |
| B2237 | Vehicle Signal indicating Park While VSS Present | B |
| B2238 | Power Cable For Power Sliding Door Broken | B |
| B2239 | Rear Cargo Door Set Switch Stuck (Short to Ground) | B |
| B2240 | Rear Cargo Door Reset Switch Stuck (Short to Ground) | B |
| B2241 | Rear Cargo Door Lock Circuit Short to Ground | B |
| B2242 | Rear Cargo Door Unlock Circuit Open | B |
| B2243 | Driver Rear Door Ajar Circuit Open | B |
| B2244 | Driver Sliding Door Ajar Circuit Short to GND | B |
| B2245 | Passenger Rear Door Ajar Circuit Open | B |
| B2246 | Passenger Sliding Door Ajar Circuit Short to GND | B |
| B2247 | EV Battery Pack Temperature Fault | B |
| B2248 | Heated Windshield Relay Coil Circuit Failure | B |
| B2249 | Head Lamp Relay Coil Short to Battery | B |
| B2250 | All Doors Unlock Relay Circuit Failure | B |
| B2251 | Parklamp Output Relay Driver Circuit Failure | B |
| B2252 | Parklamp Output Relay Dirver Short to Battery | B |
| B2300 | Seat Driver Memory Position Error | B |
| B2301 | Seat Passenger Memory Position Error | B |
| B2302 | Seat Headrest Feedback Potentiometer Circuit Failure | B |
| B2303 | Seat Headrest Feedback Potentiometer Circuit Open | B |
| B2304 | Seat Headrest Feedback Potentiometer Circuit Short to Battery | B |
| B2305 | Seat Headrest Feedback Potentiometer Circuit Short to Ground | B |
| B2306 | Seat Headrest Motor Stalled | B |
| B2310 | Mirror Driver Memory Position Error | B |
| B2311 | Mirror Passenger Memory Position Error | B |
| B2312 | Mirror Passenger Horizontal Feedback Potentiometer Circuit Failure | B |
| B2313 | Mirror Passenger Horizontal Feedback Potentiometer Circuit Open | B |
| B2314 | Mirror Passenger Horizontal Feedback Potentiometer Circuit Short to Battery | B |
| B2315 | Mirror Passenger Horizontal Feedback Potentiometer Circuit Short to Ground | B |
| B2316 | Mirror Passenger Vertical Feedback Potentiometer Circuit Failure | B |
| B2317 | Mirror Passenger Vertical Feedback Potentiometer Circuit Open | B |
| B2318 | Mirror Passenger Vertical Feedback Potentiometer Circuit Short to Battery | B |
| B2319 | Mirror Passenger Vertical Feedback Potentiometer Circuit Short to Ground | B |
| B2320 | Mirror Driver Horizontal Feedback Potentiometer Circuit Failure | B |
| B2321 | Mirror Driver Horizontal Feedback Potentiometer Circuit Open | B |
| B2322 | Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Battery | B |
| B2323 | Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Ground | B |
| B2324 | Mirror Driver Vertical Feedback Potentiometer Circuit Failure | B |
| B2325 | Mirror Driver Vertical Feedback Potentiometer Circuit Open | B |
| B2326 | Mirror Driver Vertical Feedback Potentiometer Circuit Short to Battery | B |
| B2327 | Mirror Driver Vertical Feedback Potentiometer Circuit Short to Ground | B |
| B2328 | Column Reach Feedback Potentiometer Circuit Failure | B |
| B2329 | Column Reach Feedback Potentiometer Circuit Open | B |
| B2330 | Column Reach Feedback Potentiometer Circuit Short to Battery | B |
| B2331 | Column Reach Feedback Potentiometer Circuit Short to Ground | B |
| B2332 | Column Tilt Feedback Potentiometer Circuit Failure | B |
| B2333 | Column Tilt Feedback Potentiometer Circuit Open | B |
| B2334 | Column Tilt Feedback Potentiometer Circuit Short to Battery | B |
| B2335 | Column Tilt Feedback Potentiometer Circuit Short to Ground | B |
| B2336 | Mirror Switch Assembly Circuit Failure | B |
| B2337 | Mirror Switch Assembly Circuit Open | B |
| B2338 | Mirror Switch Assembly Circuit Short to Battery | B |
| B2339 | Mirror Switch Assembly Circuit Short to Ground | B |
| B2340 | Column Reach Motor Stalled | B |
| B2341 | Column Tilt Motor Stalled | B |
| B2342 | Seat Switch Reference Voltage Positive Common Open Circuit | B |
| B2343 | Seat Switch Reference Voltage Positive Common Supply Low Voltage | B |
| B2344 | Seat Switch Reference Voltage Positive Common Supply Voltage Fault | B |
| B2345 | Seat Switch Reference Voltage Negative Common Open Circuit | B |
| B2346 | Mirror Switch Reference Voltage Positive Common Open Circuit | B |
| B2347 | Mirror Switch Reference Voltage Positive Common Supply Low Voltage | B |
| B2348 | Mirror Switch Reference Voltage Positive Common Supply Voltage Fault | B |
| B2349 | Mirror Switch Reference Voltage Negative Common Open Circuit | B |
| B2350 | Steering Column Switch Circuit Short to Battery | B |
| B2351 | Steering Column Switch Circuit Failure | B |
| B2352 | Driver Memory Power Switch Indicator Circuit Short to Battery | B |
| B2353 | Driver Mirror Power Driver Circuit Short Ground | B |
| B2354 | Driver Mirror Horizontal / Vertical Feedback Potentiometer Circuit Open | B |
| B2355 | Passenger Mirror Horizontal / Vertical Feedback Potentiometer Circuit Open | B |
| B2357 | Driver Window Down Current Sense Low Circuit Failure | B |
| B2362 | Remote Open/Close signal Circuit Short to Ground | B |
| B2363 | Optical Sensor System Failure | B |
| B2364 | Fuel Filler Door Circuit Open | B |
| B2365 | B-pillar Power Sliding Door Open/Close Switch Input Ckt Short to Gnd | B |
| B2366 | IP Power Sliding Door Open/Close switch Ckt Short to Gnd | B |
| B2367 | Power Sliding Door Override Switch Input Ckt Short to Gnd | B |
| B2368 | Steering Column Switch Circuit Out of Range | B |
| B2369 | Chime OUTPUT Request Ckt Short to Ground | B |
| B2373 | LED #1 Circuit Short to Battery | B |
| B2374 | Power Sliding Detent (Latch) Circuit Failure | B |
| B2380 | Heater Coolant Temp sensor circuit Short to GND | B |
| B2381 | Heater Coolant Temp sensor circuit Open | B |
| B2384 | Audio Reverse Aid Mute Input Ckt Failure | B |
| B2385 | Audio Navigation Mute Input Ckt Failure | B |
| B2401 | Audio Tape Deck Mechanism Fault | B |
| B2402 | Audio CD/DJ Thermal Shutdown Fault | B |
| B2403 | Audio CD/DJ Internal Fault | B |
| B2404 | Audio Steering Wheel Switch Circuit Fault | B |
| B2405 | Audio Single-Disc CD Player Thermal Shutdown Fault | B |
| B2406 | Audio Single-Disc CD Player Internal Fault | B |
| B2416 | Climate Control Recirculation Actuator Out of Limits | B |
| B2425 | Remote Keyless Entry Out of Synchronization | B |
| B2426 | Passenger Solar Radiation Sensor Circuit Open | B |
| B2427 | Passenger Solar Radiation Sensor Circuit Short to Ground | B |
| B2428 | A/C Post Heater Sensor #2 Circuit Failure | B |
| B2429 | A/C Post Heater Sensor #2 Circuit Short to Ground | B |
| B2431 | Transponder Programming Failed | B |
| B2432 | Drivers Seat Belt Buckle Switch Circuit Open | B |
| B2433 | Drivers Seat Belt Buckle Switch Circuit Short to Battery | B |
| B2434 | Drivers Seat Belt Buckle Switch Circuit Short to Ground | B |
| B2435 | Drivers Seat Belt Buckle Switch Resistance out of Range | B |
| B2436 | Passengers Seat Belt Buckle Switch Circuit Open | B |
| B2437 | Passengers Seat Belt Buckle Switch Circuit Short to Battery | B |
| B2438 | Passengers Seat Belt Buckle Switch Circuit Short to Ground | B |
| B2439 | Passengers Seat Belt Buckle Switch Resistance out of Range | B |
| B2440 | Passenger Side | B |
| B2441 | Driver Side | B |
| B2442 | Intrusion Sensor Fault | B |
| B2443 | Powertrain Performance Mode Switch Circuit failure | B |
| B2444 | Driver Side Crash Sensor Internal Fault | B |
| B2445 | Passenger Side Crash Sensor Internal Fault | B |
| B2446 | RESCU/VEMS Input Circuit Open | B |
| B2447 | RESCU/VEMS Input Circuit Short to Battery | B |
| B2448 | RESCU/VEMS Input Circuit Short to Ground | B |
| B2449 | Aux Heater Glow Plug Circuit Short to Ground | B |
| B2450 | Aux Heater Glow Plug Circuit Open | B |
| B2451 | Aux Heater Fuel Pump Circuit Short to Ground | B |
| B2452 | Aux Heater Fuel Pump Circuit Open | B |
| B2453 | Aux Heater Blower Fan Circuit Short to Ground | B |
| B2454 | Aux Heater Blower Fan Circuit Open | B |
| B2455 | Aux Heater Blower Faulted | B |
| B2456 | Aux Heater Coolant Sensor Circuit Short to Ground | B |
| B2457 | Aux Heater Coolant Sensor Circuit Open | B |
| B2458 | Aux Heater Overheat Sensor Circuit Short to Ground | B |
| B2459 | Aux Heater Overheat Sensor Circuit Open | B |
| B2460 | Aux Heater Flame Sensor Circuit Short to Ground | B |
| B2461 | Aux Heater Flame Sensor Circuit Open | B |
| B2462 | Aux Heater Flame Out Fault | B |
| B2463 | Aux Heater Overheat Fault | B |
| B2464 | Aux Heater Start Time Exceeded | B |
| B2465 | Aux Heater Start Counter Overrun/System Locked (same as below ?) | B |
| B2466 | Aux Heater Overheat Counter Overrun/System Locked | B |
| B2467 | Aux Heater Cool Down Time Exceeded (may be con to a453-5 ) | B |
| B2468 | Aux Heater Coolant Pump Circuit Short to Ground | B |
| B2469 | Aux Heater Coolant Pump Circuit Open | B |
| B2470 | Interior Fan Control Circuit Short to Ground | B |
| B2471 | Interior Fan Control Circuit Open | B |
| B2472 | Fog Lamp Switch Failure | B |
| B2473 | Passenger Door Disarm Switch ckt Short to Ground | B |
| B2474 | Passenger Door Lock Switch Circuit Shorted to Ground | B |
| B2475 | Passenger Door Unlock Switch Circuit Shorted to Ground | B |
| B2476 | RADIO PRESENT SWITCH Ckt Failure | B |
| B2477 | Module Configuration Failure | B |
| B2478 | ANTI THEFT INPUT SIGNAL SHORT TO GROUND | B |
| B2479 | BRAKE PARK SWITCH CIRCUIT SHORT TO GROUND | B |
| B2480 | LF CORNER LAMP OUTPUT Ckt Short to Battery | B |
| B2481 | Convertible Top Up/Down switch Fault | B |
| B2482 | RF CORNER LAMP OUTPUT Ckt Short to Battery | B |
| B2483 | Enable Signal Open Circuit | B |
| B2484 | Disable Signal Short to Ground | B |
| B2485 | LF SIDE REPEATER LAMP OUTPUT Ckt Short to Battery | B |
| B2487 | RF SIDE REPEATER LAMP OUTPUT Ckt Short to Battery | B |
| B2489 | UNDERHOOD LAMP OUTPUT CIRCUIT Failure | B |
| B2490 | UNDERHOOD LAMP OUTPUT CIRCUIT Short to Battery | B |
| B2491 | RF PARK LAMP OUTPUT CIRCUIT Short to Battery | B |
| B2492 | Already Programmed (Test Mode DTC Only !!!) | B |
| B2493 | LF PARK LAMP OUTPUT CIRCUIT Short to Battery | B |
| B2494 | ANTI THEFT HORN OUTPUT CIRCUIT Short to Batt | B |
| B2495 | ANTI THEFT HORN OUTPUT CIRCUIT Failure | B |
| B2496 | ANTI THEFT HORN OUTPUT CIRCUIT Short to Gnd | B |
| B2499 | COURTESY LAMP OUTPUT Failure | B |
| B2500 | COURTESY LAMP OUTPUT Ckt Short to Battery | B |
| B2501 | LF LAMP LOW BEAM CIRCUIT Failure | B |
| B2502 | LF LAMP LOW BEAM CIRCUIT Short to Battery | B |
| B2503 | RF LAMP LOW BEAM CIRCUIT Failure | B |
| B2504 | RF LAMP LOW BEAM CIRCUIT Short to Battery | B |
| B2505 | LF LAMP HIGH BEAM CIRCUIT Failure | B |
| B2506 | LF LAMP HIGH BEAM CIRCUIT Short to Battery | B |
| B2507 | RF LAMP HIGH BEAM CIRCUIT Failure | B |
| B2508 | RF LAMP HIGH BEAM CIRCUIT Short to Battery | B |
| B2509 | Rear Fog Lamp Switch Circuit Failure | B |
| B2510 | Main Blower Motor Relay Circuit Short to Battery | B |
| B2511 | Horn Output Relay Circuit Short to Battery | B |
| B2512 | Front Fog Lamp Relay Ckt Short to Battery | B |
| B2513 | Blower (Fan) Circuit Failure | B |
| B2514 | Blower (Fan) Circuit Short to Vbatt | B |
| B2515 | Heater Blower Relay Circuit Failure | B |
| B2516 | Blower Control Circuit Failure | B |
| B2517 | Emergency Power Off System Faulted | B |
| B2518 | Compressor Overtemp Fault | B |
| B2519 | High Mount Stop Lamp Circuit Failure | B |
| B2520 | High Mount Stop Lamp Circuit Short to Battery | B |
| B2523 | License Lamp Circuit Failure | B |
| B2524 | License Lamp Circuit Short to Battery | B |
| B2525 | Left Rear Backup Lamp Circuit Failure | B |
| B2526 | Left Rear Backup Lamp Circuit Short to Battery | B |
| B2527 | Left Rear Stop lamp Circuit Failure | B |
| B2528 | Left Rear Stop lamp Circuit Short to Battery | B |
| B2529 | Left Rear Turn Lamp Circuit Failure | B |
| B2530 | Left Rear Turn Lamp Circuit Short to Battery | B |
| B2531 | Right Rear Backup Lamp Circuit Failure | B |
| B2532 | Right Rear Backup Lamp Circuit Short to Battery | B |
| B2533 | Right Rear Stop lamp Circuit Failure | B |
| B2534 | Right Rear Stop lamp Circuit Short to Battery | B |
| B2535 | Right Rear Turn Lamp Circuit Failure | B |
| B2536 | Right Rear Turn Lamp Circuit Short to Battery | B |
| B2539 | Aux A/C Mode Position Reference Circuit Short to Ground | B |
| B2540 | Aux A/C Mode Position Reference Circuit Short to Battery | B |
| B2543 | Aux A/C Control Switch Reference Circuit Short to Ground | B |
| B2544 | Aux A/C Control Switch Reference Circuit Short to Battery | B |
| B2545 | System Power Relay Circuit Short to Battery | B |
| B2546 | System Power Relay Circuit Failure | B |
| B2550 | LAMP DOME OUTPUT Circuit Short to Ground | B |
| B2553 | Disable Signal Output Circuit Short to Battery | B |
| B2554 | LAMP DOME OUTPUT Circuit Failure | B |
| B2555 | LAMP DOME OUTPUT Circuit Short to Battery | B |
| B2556 | Enable Signal Circuit Short to Battery | B |
| B2557 | Left Power Sliding Door Open/Close Output Circuit Short to Battery | B |
| B2558 | Right Power Sliding Door Open/Close Output Circuit Short to Battery | B |
| B2559 | Aux A/C Blower Motor Relay Circuit Short to Battery | B |
| B2560 | Aux A/C Blower Motor Relay Circuit Short to Ground | B |
| B2561 | Aux A/C Blower Speed 1 Circuit Failure | B |
| B2562 | Aux A/C Blower Speed 1 Circuit Short to Ground | B |
| B2563 | Aux A/C Blower Speed 2 Circuit Failure | B |
| B2564 | Aux A/C Blower Speed 2 Circuit Short to Ground | B |
| B2565 | Right Tail Lamp Circuit Failure | B |
| B2566 | Right Tail Lamp Circuit Short to Ground | B |
| B2567 | Reverse Mirror Output Circuit Failure | B |
| B2568 | Reverse Mirror Output Circuit Short to Ground | B |
| B2569 | Liftgate Disarm Switch Circuit Short to Ground | B |
| B2570 | Right Lamp Outage Signal Circuit Short to Ground | B |
| B2571 | Left Lamp Outage Signal Circuit Short to Ground | B |
| B2580 | Aux Blower Sense Switch Circuit Failure | B |
| B2581 | Passenger Seat Occupant Detection Circuit Short To Ground | B |
| B2582 | Passenger Seat Occupant Detection Circuit Open | B |
| B2583 | Child Seat Detection Circuit Short to Ground | B |
| B2584 | Child Seat Detection Circuit Open | B |
| B2585 | Anti Theft Input Signal Circuit Short To Battery | B |
| B2586 | Headlamp Mode Select Circuit Failure | B |
| B2587 | Passenger Seat Occupant Detection Circuit Short To Battery | B |
| B2588 | Child Seat Detection Circuit Short To Battery | B |
| B2589 | Unexpected Door Reversal During Close | B |
| B2590 | Vehicle Park/Speed Signal Circuit Failure | B |
| B2591 | Detent Signal Missing During Unlatch | B |
| B2592 | PSD Not Fully Closed (Module Commanded Successfully) | B |
| B2593 | Power Sliding Door Opened During Module Close Command | B |
| B2594 | No Movement Detected After an Unlatch During Power Open | B |
| B2595 | Anti Theft Input Signal Circuit Failure | B |
| B2596 | Headlamp Aim Output Relay Circuit Short To Battery | B |
| B2597 | Headlamp Aim Output Relay Circuit Failure | B |
| B2598 | Headlamp Relay Circuit Failure | B |
| B2599 | Tailgate Release Open Circuit | B |
| B2600 | Double Locking Door Motor Frozen | B |
| B2601 | No Latch Signal Sensed on Closing and Door Reversed | B |
| B2602 | Missing Latch Signal During Power Sliding Door Unlatch | B |
| B2603 | PSD Not Fully Closed During Self-Test | B |
| B2604 | Power Sliding Door On/Off Switch Open Circuit | B |
| B2605 | Disable Signal Open Circuit | B |
| B2606 | A/C Temperature Sensor Out of Range | B |
| C1091 | Speed Wheel Sensor All Coherency Failure | C |
| C1095 | ABS Hydraulic Pump Motor Circuit Failure | C |
| C1096 | ABS Hydraulic Pump Motor Circuit Open | C |
| C1097 | ABS Hydraulic Pump Motor Circuit Short To Ground | C |
| C1098 | ABS Hydraulic Pump Motor Circuit Short To Battery | C |
| C1100 | ABS Pump Switch Circuit Failure | C |
| C1101 | ABS Hydraulic Valve Circuit Failure | C |
| C1102 | ABS Acceleration Switch Circuit Failure | C |
| C1103 | ABS Hydraulic Brake Switch Circuit Failure | C |
| C1104 | Traction Control Active Lamp - Circuit Short to Battery | C |
| C1105 | Traction Control Disable Lamp - Circuit Short to Battery | C |
| C1106 | Traction Control Disable Switch Circuit Short to Battery | C |
| C1107 | ABS Function Enabled Input Circuit Failure | C |
| C1109 | Speed Control Actuator Assembly Cable Release Failure | C |
| C1110 | ABS Power Relay Coil Circuit Failure | C |
| C1111 | ABS Power Relay Coil Open Circuit | C |
| C1112 | ABS Power Relay Coil Short Circuit To Ground | C |
| C1113 | ABS Power Relay Coil Short Circuit To Battery | C |
| C1114 | ABS Power Relay Output Short Circuit To Ground | C |
| C1115 | ABS Power Relay Output Short Circuit To Battery | C |
| C1116 | Starter Motor Circuit Failure | C |
| C1117 | RPM Input Circuit Failure | C |
| C1123 | Vehicle Speed Sensor Input Short to Battery | C |
| C1124 | Input shaft speed signal missing/faulted | C |
| C1125 | Brake Fluid Level Sensor Input Circuit Failure | C |
| C1126 | Cruise Control Command Switch Assembly Circuit Failure | C |
| C1127 | Cruise Control Deactivator Brake Switch Circuit Failure | C |
| C1132 | Clutch position ckt short to ground | C |
| C1133 | Clutch position ckt short to battery | C |
| C1134 | Gear Shift position short to ground | C |
| C1135 | Gear Shift position short to battery | C |
| C1136 | Gear Select position short to ground | C |
| C1137 | ECU is Defective | C |
| C1138 | Gear Select position short to Battery | C |
| C1139 | Wheel Speed Sensor Center Tone Ring Missing Tooth Fault | C |
| C1140 | Hydraulic Base Brake Failure | C |
| C1141 | Wheel Speed Sensor LF Tone Ring Tooth Missing Fault | C |
| C1142 | Wheel Speed Sensor RF Tone Ring Tooth Missing Fault | C |
| C1143 | Wheel Speed Sensor LR Tone Ring Tooth Missing Fault | C |
| C1144 | Wheel Speed Sensor RR Tone Ring Tooth Missing Fault | C |
| C1145 | Speed Wheel Sensor RF Input Circuit Failure | C |
| C1146 | Speed Wheel Sensor RF Circuit Open | C |
| C1148 | Speed Wheel Sensor RF Coherency Fault | C |
| C1149 | Hydraulic Fluid Pressure/ Flow Circuit Failure | C |
| C1150 | Two Speed Rear Axle Input Switch Circuit Short to Vbatt | C |
| C1155 | Speed Wheel Sensor LF Input Circuit Failure | C |
| C1156 | Speed Wheel Sensor LF Circuit Open | C |
| C1157 | Park Brake Actuator Assembly Switch Applied Circuit Failure | C |
| C1158 | Speed Wheel Sensor LF Coherency Fault | C |
| C1159 | Hydraulic Fluid Pressure/ Flow Circuit Short to Gnd | C |
| C1161 | Air Pressure Low Circuit Short to Gnd | C |
| C1162 | Park Brake Switch # 2 Released Circuit Failure | C |
| C1163 | Park Brake Switch # 2 Applied Circuit Short to Gnd | C |
| C1164 | Park Brake Actuator Assembly Switch Circuit Failure | C |
| C1165 | Speed Wheel Sensor RR Input Circuit Failure | C |
| C1166 | Speed Wheel Sensor RR Input Open Circuit | C |
| C1167 | Park Brake Actuator Assembly Switch Released Circuit Short to Gnd | C |
| C1168 | Speed Wheel Sensor RR Coherency Fault | C |
| C1169 | ABS Fluid Dumping Exceeds Maximum Timing | C |
| C1170 | PRNDL Switch Circuit Failure | C |
| C1172 | Park Brake Switch # 1 Applied Circuit Failure | C |
| C1173 | Park Brake Switch # 1 Released Circuit Short to Gnd | C |
| C1174 | Park Brake Switch # 2 Applied Circuit Failure | C |
| C1175 | Speed Wheel Sensor LR Input Circuit Failure | C |
| C1176 | Speed Wheel Sensor LR Circuit Open | C |
| C1177 | Park Brake Actuator Assembly Switch Released Circuit Failure | C |
| C1178 | Speed Wheel Sensor LR Coherency Fault | C |
| C1179 | Speed Control Actuator Assembly Cable Slack Failure | C |
| C1180 | Park Brake Valve Solenoid #1 Sense Input Circuit Failure | C |
| C1181 | Park Brake Valve Solenoid #1 Sense Input Circuit Short to Gound | C |
| C1182 | Park Lamp Flash Relay Circuit Failure | C |
| C1183 | Park Lamp Flash Relay Circuit Short to Battery | C |
| C1184 | ABS System Is Not Operational | C |
| C1185 | ABS Power Relay Output Circuit Failure | C |
| C1186 | ABS Power Relay Output Open Circuit | C |
| C1187 | Brake Fluid Level Sensor Input Open Circuit | C |
| C1188 | Brake Fluid Level Sensor Input Short Circuit To Battery | C |
| C1189 | Brake Fluid Level Sensor Input Short Circuit To Ground | C |
| C1190 | Speed Wheel Sensor LF Input Short Circuit To Battery | C |
| C1191 | Speed Wheel Sensor LF Input Short Circuit To Ground | C |
| C1192 | Speed Wheel Sensor RF Input Short Circuit To Battery | C |
| C1193 | Speed Wheel Sensor RF Input Short Circuit To Ground | C |
| C1194 | ABS Outlet Valve Coil LF Circuit Failure | C |
| C1195 | ABS Outlet Valve Coil LF Circuit Open | C |
| C1196 | ABS Outlet Valve Coil LF Circuit Short To Battery | C |
| C1197 | ABS Outlet Valve Coil LF Circuit Short To Ground | C |
| C1198 | ABS Inlet Valve Coil LF Circuit Failure | C |
| C1199 | ABS Inlet Valve Coil LF Circuit Open | C |
| C1200 | ABS Inlet Valve Coil LF Circuit Short To Battery | C |
| C1201 | ABS Inlet Valve Coil LF Circuit Short To Ground | C |
| C1202 | ABS Outlet Valve Coil Rear Circuit Failure | C |
| C1203 | ABS Outlet Valve Coil Rear Circuit Open | C |
| C1204 | ABS Outlet Valve Coil Rear Circuit Short To Battery | C |
| C1205 | ABS Outlet Valve Coil Rear Circuit Short To Ground | C |
| C1206 | ABS Inlet Valve Coil Rear Circuit Failure | C |
| C1207 | ABS Inlet Valve Coil Rear Circuit Open | C |
| C1208 | ABS Inlet Valve Coil Rear Circuit Short To Battery | C |
| C1209 | ABS Inlet Valve Coil Rear Circuit Short To Ground | C |
| C1210 | ABS Outlet Valve Coil RF Circuit Failure | C |
| C1211 | ABS Outlet Valve Coil RF Circuit Open | C |
| C1212 | ABS Outlet Valve Coil RF Circuit Short To Battery | C |
| C1213 | ABS Outlet Valve Coil RF Circuit Short To Ground | C |
| C1214 | ABS Inlet Valve Coil RF Circuit Failure | C |
| C1215 | ABS Inlet Valve Coil RF Circuit Open | C |
| C1216 | ABS Inlet Valve Coil RF Circuit Short To Battery | C |
| C1217 | ABS Inlet Valve Coil RF Circuit Short To Ground | C |
| C1218 | Lamp ABS Warning Output Circuit Failure | C |
| C1219 | Lamp ABS Warning Output Circuit Open | C |
| C1220 | Lamp ABS Warning Output Circuit Short To Battery | C |
| C1221 | Lamp ABS Warning Output Circuit Short To Ground | C |
| C1222 | Speed Wheel Mismatch | C |
| C1223 | Lamp Brake Warning Output Circuit Failure | C |
| C1224 | Lamp Brake Warning Output Circuit Open | C |
| C1225 | Lamp Brake Warning Output Circuit Short To Battery | C |
| C1226 | Lamp Brake Warning Output Circuit Short To Ground | C |
| C1227 | Speed Wheel Sensor LR Input Short Circuit To Battery | C |
| C1228 | Speed Wheel Sensor LR Input Short Circuit To Ground | C |
| C1229 | Speed Wheel Sensor Rear Center Coherency Fault | C |
| C1230 | Speed Wheel Sensor Rear Center Input Circuit Failure | C |
| C1231 | Speed Wheel Sensor Rear Center Circuit Open | C |
| C1232 | Speed Wheel Sensor Rear Center Input Short Circuit To Battery | C |
| C1233 | Speed Wheel LF Input Signal Missing | C |
| C1234 | Speed Wheel RF Input Signal Missing | C |
| C1235 | Speed Wheel RR Input Signal Missing | C |
| C1236 | Speed Wheel LR Input Signal Missing | C |
| C1237 | Speed Wheel Rear Input Signal Missing | C |
| C1238 | ABS Hydraulic Pressure Differential Switch Input Circuit Failure | C |
| C1239 | ABS Hydraulic Pressure Differential Switch Input Open Circuit | C |
| C1240 | ABS Hydraulic Pressure Differential Switch Input Short Circuit To Battery | C |
| C1241 | ABS Hydraulic Pressure Differential Switch Input Short Circuit To Ground | C |
| C1242 | ABS Outlet Valve Coil LR Circuit Failure | C |
| C1243 | ABS Outlet Valve Coil LR Circuit Open | C |
| C1244 | ABS Outlet Valve Coil LR Circuit Short To Battery | C |
| C1245 | ABS Outlet Valve Coil LR Circuit Short To Ground | C |
| C1246 | ABS Outlet Valve Coil RR Circuit Failure | C |
| C1247 | ABS Outlet Valve Coil RR Circuit Open | C |
| C1248 | ABS Outlet Valve Coil RR Circuit Short To Battery | C |
| C1249 | ABS Outlet Valve Coil RR Circuit Short To Ground | C |
| C1250 | ABS Inlet Valve Coil LR Circuit Failure | C |
| C1251 | ABS Inlet Valve Coil LR Circuit Open | C |
| C1252 | ABS Inlet Valve Coil LR Circuit Short To Battery | C |
| C1253 | ABS Inlet Valve Coil LR Circuit Short To Ground | C |
| C1254 | ABS Inlet Valve Coil RR Circuit Failure | C |
| C1255 | ABS Inlet Valve Coil RR Circuit Open | C |
| C1256 | ABS Inlet Valve Coil RR Circuit Short To Battery | C |
| C1257 | ABS Inlet Valve Coil RR Circuit Short To Ground | C |
| C1258 | Speed Wheel LF Comparison Failure | C |
| C1259 | Speed Wheel RF Comparison Failure | C |
| C1260 | Speed Wheel RR Comparison Failure | C |
| C1261 | Speed Wheel LR Comparison Failure | C |
| C1262 | Lamp Warning Relay Circuit Failure | C |
| C1263 | Lamp Warning Relay Circuit Open | C |
| C1264 | Lamp Warning Relay Circuit Short To Battery | C |
| C1265 | Lamp Warning Relay Circuit Short To Ground | C |
| C1266 | ABS Valve Power Relay Circuit Failure | C |
| C1267 | ABS Functions Temporarily Disabled | C |
| C1268 | Motor Relay # 1 Circuit Failure | C |
| C1269 | Motor Relay # 1 Circuit Short to Battery | C |
| C1270 | Motor # 1 Input Circuit Failure | C |
| C1271 | Motor # 1 Input Circuit Short to Gnd | C |
| C1272 | Motor # 2 Input Circuit Failure | C |
| C1273 | Motor # 2 Input Circuit Short to Vbat | C |
| C1274 | Solenoid Relay # 1 Circuit Failure | C |
| C1275 | Solenoid Relay # 1 Circuit Short to Vbatt | C |
| C1276 | Park Brake Actuator Assembly Switch Applied Circuit Short to Gnd | C |
| C1277 | STEERING Wheel Angle 1and 2 Circuit Failure | C |
| C1278 | STEERING Wheel Angle 1and 2 Signal Faulted | C |
| C1279 | Yaw Rate Sensor circuit Failure | C |
| C1280 | Yaw Rate Sensor Signal Fault | C |
| C1281 | Lateral Accelerometer circuit Failure | C |
| C1282 | Lateral Accelerometer Signal Fault | C |
| C1283 | Switch Test Signal Failure | C |
| C1284 | Oil Pressure Switch Failure | C |
| C1285 | Booster Solenoid circuit Failure | C |
| C1286 | Booster Mechanical Failure | C |
| C1287 | Booster Pedal Force switch circuit Failure | C |
| C1288 | Pressure Transducer Main / Primary Input Circuit Failure | C |
| C1289 | Pressure Transducer Redundant / Secondary Input Circuit Failure | C |
| C1400 | Traction Control Valve RF Circuit Failure | C |
| C1401 | Traction Control Valve RF Circuit Open | C |
| C1402 | Traction Control Valve RF Circuit Short To Ground | C |
| C1403 | Traction Control Valve RF Circuit Short To Battery | C |
| C1404 | Traction Control Valve Rear Circuit Failure | C |
| C1405 | Traction Control Valve Rear Circuit Open | C |
| C1406 | Traction Control Valve Rear Circuit Short To Ground | C |
| C1407 | Traction Control Valve Rear Circuit Short To Battery | C |
| C1410 | Traction Control Valve LF Circuit Failure | C |
| C1411 | Traction Control Valve LF Circuit Open | C |
| C1412 | Traction Control Valve LF Circuit Short To Ground | C |
| C1413 | Traction Control Valve LF Circuit Short To Battery | C |
| C1414 | Incorrect Module Design Level | C |
| C1415 | Incorrect Module Configuration | C |
| C1416 | Damper RF Circuit Short To Battery | C |
| C1417 | Damper RF Circuit Short to Ground | C |
| C1418 | Damper RF Circuit Failure | C |
| C1419 | Damper RF Circuit Open | C |
| C1420 | Hydraulic Fluid Pressure/ Flow Circuit Short to Vbatt | C |
| C1421 | Damper LF Circuit Short To Battery | C |
| C1422 | Damper LF Circuit Short to Ground | C |
| C1423 | Damper LF Circuit Failure | C |
| C1424 | Damper LF Circuit Open | C |
| C1425 | Damper RR Circuit Short to Ground | C |
| C1426 | Damper RR Circuit Short To Battery | C |
| C1427 | Damper RR Circuit Open | C |
| C1428 | Damper RR Circuit Failure | C |
| C1429 | Input-shaft-speed input circuit failure | C |
| C1430 | Damper LR Circuit Open | C |
| C1431 | Damper LR Circuit Short To Battery | C |
| C1432 | Damper LR Circuit Short to Ground | C |
| C1433 | Damper LR Circuit Failure | C |
| C1435 | Accelerometer Rear Circuit Failure | C |
| C1436 | Accelerometer Rear Circuit Signal Is Not Sensed | C |
| C1437 | Accelerometer Rear Circuit Short To Ground | C |
| C1438 | Accelerometer Rear Circuit Short To Battery | C |
| C1439 | Vehicle Acceleration EEC-IV Circuit Failure | C |
| C1440 | Pressure Transducer Main / Primary signal Faulted | C |
| C1441 | Steering Phase A Circuit Signal Is Not Sensed | C |
| C1442 | Steering Phase B Circuit Signal Is Not Sensed | C |
| C1443 | Steering Phase A Circuit Short To Ground | C |
| C1444 | Steering Phase B Circuit Short To Ground | C |
| C1445 | Speed Vehicle Signal Circuit Failure | C |
| C1446 | Brake Switch Circuit Failure | C |
| C1447 | Traction Control Module Request Circuit Failure | C |
| C1448 | Lamp Adaptive Damping Warning Circuit Failure | C |
| C1449 | Traction Control Motor Coherency Fault | C |
| C1450 | Traction Control Motor Circuit Failure | C |
| C1451 | Traction Control Motor Circuit Open | C |
| C1452 | Traction Control Motor Circuit Short to Battery | C |
| C1453 | Traction Control Motor Circuit Short to Ground | C |
| C1454 | Front Lateral Accelerometer Circuit Failure | C |
| C1455 | Accelerometer Front Circuit Failure | C |
| C1456 | Accelerometer Front Circuit Is Not Sensed | C |
| C1457 | Accelerometer Front Circuit Short To Ground | C |
| C1458 | Accelerometer Front Circuit Short To Battery | C |
| C1459 | Adaptive Mode Switch Circuit Failure | C |
| C1460 | Vehicle Accelerometer Power Circuit Failure | C |
| C1461 | Vehicle Accelerometer Power Circuit Short to Battery | C |
| C1462 | Left Front Vertical Accelerometer Circuit Failure | C |
| C1463 | Right Front Vertical Accelerometer Circuit Failure | C |
| C1464 | Pressure Transducer Redundant / Secondary Signal Faulted | C |
| C1465 | Damper High Side Front Circuit Short To Battery | C |
| C1466 | Damper Circuit Failure | C |
| C1467 | Damper High Side Rear Circuit Short To Battery | C |
| C1468 | Damper Low Side Front Circuit Failure | C |
| C1469 | Damper Low Side Rear Circuit Failure | C |
| C1495 | Traction Control Motor Potentiometer Circuit Failure | C |
| C1496 | Traction Control Motor Potentiometer Circuit Open | C |
| C1497 | Traction Control Motor Potentiometer Circuit Short to Battery | C |
| C1498 | Traction Control Motor Potentiometer Circuit Short to Ground | C |
| C1499 | Transfer Case Contact Plate | C |
| C1500 | Transfer Case Contact Plate | C |
| C1501 | Transfer Case Contact Plate | C |
| C1502 | Transfer Case Contact Plate | C |
| C1503 | Dynamic Stability Control Left Front Valve Malfunction | C |
| C1504 | Dynamic Stability Control Right Front Valve Malfunction | C |
| C1505 | Dynamic Stability Control Left Rear Valve Malfunction | C |
| C1506 | Dynamic Stability Control Right Rear Valve Malfunction | C |
| C1507 | Traction Control of Brake Exceeds Time-Out | C |
| C1508 | Traction Control of Engine Exceeds Time-Out | C |
| C1510 | Right Front Wheel Pressure Reduction Performance Problem | C |
| C1511 | Left Front Wheel Pressure Reduction Performance Problem | C |
| C1512 | Right Rear Wheel Pressure Reduction Performance Problem | C |
| C1513 | Left rear Wheel Pressure Reduction Performance Problem | C |
| C1699 | Left Rear Sensor Circuit Short to Vbat | C |
| C1700 | Left Rear Sensor Circuit Failure | C |
| C1701 | Left Rear Sensor Circuit Fault | C |
| C1702 | RightRear Sensor Circuit Short to Vbat | C |
| C1703 | Right Rear Sensor Circuit Failure | C |
| C1704 | Right Rear Sensor Circuit Fault | C |
| C1705 | Left Rear Center Sensor Circuit Short to Vbat | C |
| C1706 | Left Rear Center Sensor Circuit Failure | C |
| C1707 | Left Rear Center Sensor Circuit Fault | C |
| C1708 | Right Rear Center Sensor Circuit Short to Vbat | C |
| C1709 | Right Rear Center Sensor Circuit Failure | C |
| C1710 | Right Rear Center Sensor Circuit Fault | C |
| C1711 | Left Front Sensor Circuit Short to Vbat | C |
| C1712 | Left Front Sensor Circuit Failure | C |
| C1713 | Left Front Sensor Circuit Fault | C |
| C1714 | Right Front Sensor Circuit Short to Vbat | C |
| C1715 | Right Front Sensor Circuit Failure | C |
| C1716 | Right Front Sensor Circuit Fault | C |
| C1717 | Left Front Center Sensor Circuit Short to Vbat | C |
| C1718 | Left Front Center Sensor Circuit Failure | C |
| C1719 | Left Front Center Sensor Circuit Fault | C |
| C1721 | Air Suspension Height Sensor Power Circuit Open | C |
| C1722 | Air Suspension Height Sensor Power Circuit Short To Battery | C |
| C1723 | Air Suspension Height Sensor Power Circuit Short To Ground | C |
| C1724 | Air Suspension Height Sensor Power Circuit Failure | C |
| C1725 | Air Suspension Front Pneumatic Failure | C |
| C1726 | Air Suspension Rear Pneumatic Failure | C |
| C1727 | Air Suspension Reservoir Pneumatic Failure | C |
| C1728 | Transfer Case unable to transition between 2H and 4H | C |
| C1729 | Transfer Case unable to transition between 4H and 4L | C |
| C1730 | Reference Voltage Out of Range (+5 v) | C |
| C1731 | Air Suspension LF Corner Up Timeout | C |
| C1732 | Air Suspension LF Corner Down Timeout | C |
| C1733 | Air Suspension RF Corner Up Timeout | C |
| C1734 | Air Suspension RF Corner Down Timeout | C |
| C1735 | Air Suspension LR Corner Up Timeout | C |
| C1736 | Air Suspension LR Corner Down Timeout | C |
| C1737 | Air Suspension RR Corner Up Timeout | C |
| C1738 | Air Suspension RR Corner Down Timeout | C |
| C1739 | Right Front Center Sensor Circuit Short to Vbat | C |
| C1740 | Right Front Center Sensor Circuit Failure | C |
| C1741 | Right Front Center Sensor Circuit Fault | C |
| C1742 | Rear Sounder Circuit Failure | C |
| C1743 | Rear Sounder Circuit Short to Vbatt | C |
| C1744 | Front Sounder Circuit Failure | C |
| C1745 | Front Sounder Circuit Short to Vbatt | C |
| C1748 | Switch input Circuit Short to Gnd | C |
| C1749 | Trailer Input Circuit Failure | C |
| C1750 | Accelerator Position Sensor Out of Range | C |
| C1751 | Vehicle Speed Sensor # 1 Output Circuit Short to Vbatt | C |
| C1752 | Vehicle Speed Sensor # 1 Output Circuit Short to Gnd | C |
| C1753 | Hydraulic Clutch Actuator Valve Signal Fault | C |
| C1754 | Hydraulic Clutch Actuator Valve Circuit Failure | C |
| C1755 | Power Limit Shutdown Fault | C |
| C1756 | Air Suspension Front Height Sensor High (SE) Signal Circuit Failure | C |
| C1757 | Air Suspension Front Height Sensor High (SE) Signal Circuit Open | C |
| C1758 | Air Suspension Front Height Sensor High (SE) Signal Circuit Short To Battery | C |
| C1759 | Air Suspension Front Height Sensor High (SE) Signal Circuit Short To Ground | C |
| C1760 | Air Suspension Rear Height Sensor High (SE) Signal Circuit Failure | C |
| C1761 | Air Suspension Rear Height Sensor High (SE) Signal Circuit Open | C |
| C1762 | Air Suspension Rear Height Sensor High (SE) Signal Circuit Short To Battery | C |
| C1763 | Air Suspension Rear Height Sensor High (SE) Signal Circuit Short To Ground | C |
| C1765 | Air Suspension Rear Height Sensor Low Signal Circuit Failure | C |
| C1766 | Air Suspension Rear Height Sensor Low Signal Circuit Open | C |
| C1767 | Air Suspension Rear Height Sensor Low Signal Circuit Short To Battery | C |
| C1768 | Air Suspension Rear Height Sensor Low Signal Circuit Short To Ground | C |
| C1770 | Air Suspension Vent Solenoid Output Circuit Failure | C |
| C1771 | Air Suspension Vent Solenoid Output Circuit Open | C |
| C1772 | Air Suspension Vent Solenoid Output Circuit Short To Battery | C |
| C1773 | Air Suspension Vent Solenoid Output Circuit Short To Ground | C |
| C1774 | Coolant Temp Out of Range | C |
| C1775 | DC-DC Converter Failure | C |
| C1776 | Heater System Failure | C |
| C1777 | Vacuum Pressure Circuit Failure | C |
| C1778 | Power Steering Failure | C |
| C1779 | Blower Switch Failure | C |
| C1780 | Temperature Select Failure | C |
| C1781 | Engine Coolant Temperature Signal Missing/Fault | C |
| C1790 | Air Suspension LR Air Spring/Shock Solenoid Output Circuit Failure | C |
| C1791 | Air Suspension LR Air Spring/Shock Solenoid Output Circuit Open | C |
| C1792 | Air Suspension LR Air Spring/Shock Solenoid Output Circuit Short To Battery | C |
| C1793 | Air Suspension LR Air Spring/Shock Solenoid Output Circuit Short To Ground | C |
| C1795 | Air Suspension RR Air Spring/Shock Solenoid Output Circuit Failure | C |
| C1796 | Air Suspension RR Air Spring/Shock Solenoid Output Circuit Open | C |
| C1797 | Air Suspension RR Air Spring/Shock Solenoid Output Circuit Short To Battery | C |
| C1798 | Air Suspension RR Air Spring/Shock Solenoid Output Circuit Short To Ground | C |
| C1800 | Air Suspension Reservoir Solenoid Circuit Failure | C |
| C1805 | Mismatched PCM and/or ABS-TC Module | C |
| C1813 | Air Suspension LR Vent Request Exceeded Max Timing | C |
| C1814 | Air Suspension RR Vent Request Exceeded Max Timing | C |
| C1818 | Air Suspension LR Air Compress Request Exceeded Max Timing | C |
| C1819 | Air Suspension RR Air Compress Request Exceeded Max Timing | C |
| C1820 | Air Suspension RF Air Compress Request Exceeded Max Timing | C |
| C1830 | Air Suspension Compressor Relay Circuit Failure | C |
| C1831 | Air Suspension Compressor Relay Circuit Open | C |
| C1832 | Air Suspension Compressor Relay Circuit Short To Battery | C |
| C1833 | Air Suspension Compressor Relay Circuit Short To Ground | C |
| C1834 | Gauge Drive Current Fault | C |
| C1835 | Current Sense Circuit Failure | C |
| C1836 | Battery Temp out of Range | C |
| C1837 | Battery Heater Circuit Failure | C |
| C1838 | Charging System Fault | C |
| C1839 | Leakage Fault | C |
| C1840 | Air Suspension Disable Switch Circuit Failure | C |
| C1841 | Air Suspension Disable Switch Circuit Open | C |
| C1842 | Air Suspension Disable Switch Circuit Short To Battery | C |
| C1843 | Air Suspension Disable Switch Circuit Short To Ground | C |
| C1844 | Air Suspension Secondary Front Inflator Solenoid Output Circuit Failure | C |
| C1845 | Air Suspension Front Inflator Solenoid Output Circuit Failure | C |
| C1846 | Air Suspension Front Inflator Solenoid Output Circuit Open | C |
| C1847 | Air Suspension Front Inflator Solenoid Output Circuit Short To Battery | C |
| C1848 | Air Suspension Front Inflator Solenoid Output Circuit Short To Ground | C |
| C1849 | Master Cylinder Pressure Out of Range | C |
| C1850 | Air Suspension Warning Lamp Circuit Failure | C |
| C1851 | Air Suspension Warning Lamp Circuit Open | C |
| C1852 | Air Suspension Warning Lamp Circuit Short To Battery | C |
| C1853 | Air Suspension Warning Lamp Circuit Short To Ground | C |
| C1854 | Motor Temperature Out of Range | C |
| C1855 | Acceleration Position Sensor Conflict | C |
| C1856 | Traction Motor Encoder circuit Failure | C |
| C1859 | PRNDL Input #2 Circuit Failure | C |
| C1860 | PRNDL Input #3 Circuit Failure | C |
| C1861 | PRNDL Input #4 Circuit Failure | C |
| C1862 | Contactor Circuit Failure | C |
| C1863 | External Charging Fault | C |
| C1864 | Battery Module Fault | C |
| C1865 | Air Suspension Rear Inflator Solenoid Output Circuit Failure | C |
| C1866 | Air Suspension Rear Inflator Solenoid Output Circuit Open | C |
| C1867 | Air Suspension Rear Inflator Solenoid Output Circuit Short To Battery | C |
| C1868 | Air Suspension Rear Inflator Solenoid Output Circuit Short To Ground | C |
| C1869 | Air Suspension Gate Solenoid Output Circuit Failure | C |
| C1870 | Air Suspension Gate Solenoid Output Circuit Open | C |
| C1871 | Air Suspension Gate Solenoid Output Circuit Short To Battery | C |
| C1872 | Air Suspension Gate Solenoid Output Circuit Short To Ground | C |
| C1873 | Air Suspension RF Air Spring Solenoid Output Circuit Failure | C |
| C1874 | Air Suspension RF Air Spring Solenoid Output Circuit Open | C |
| C1875 | Air Suspension RF Air Spring Solenoid Output Circuit Short To Battery | C |
| C1876 | Air Suspension RF Air Spring Solenoid Output Circuit Short To Ground | C |
| C1877 | Air Suspension LF Air Spring Solenoid Output Circuit Failure | C |
| C1878 | Air Suspension LF Air Spring Solenoid Output Circuit Open | C |
| C1879 | Air Suspension LF Air Spring Solenoid Output Circuit Short To Battery | C |
| C1880 | Air Suspension LF Air Spring Solenoid Output Circuit Short To Ground | C |
| C1881 | Air Suspension RF Height Sensor Circuit Failure | C |
| C1882 | Air Suspension RF Height Sensor Circuit Open | C |
| C1883 | Air Suspension RF Height Sensor Circuit Short To Battery | C |
| C1884 | Air Suspension RF Height Sensor Circuit Short To Ground | C |
| C1885 | Air Suspension RR Height Sensor Circuit Failure | C |
| C1886 | Air Suspension RR Height Sensor Circuit Open | C |
| C1887 | Air Suspension RR Height Sensor Circuit Short To Battery | C |
| C1888 | Air Suspension RR Height Sensor Circuit Short To Ground | C |
| C1889 | Air Suspension LF Height Sensor Circuit Failure | C |
| C1890 | Air Suspension LF Height Sensor Circuit Open | C |
| C1891 | Air Suspension LF Height Sensor Circuit Short To Battery | C |
| C1892 | Air Suspension LF Height Sensor Circuit Short To Ground | C |
| C1893 | Air Suspension LR Height Sensor Circuit Failure | C |
| C1894 | Air Suspension LR Height Sensor Circuit Open | C |
| C1895 | Air Suspension LR Height Sensor Circuit Short To Battery | C |
| C1896 | Air Suspension LR Height Sensor Circuit Short To Ground | C |
| C1897 | Steering VAPS II Circuit Loop Failure | C |
| C1898 | Steering VAPS II Circuit Loop Open | C |
| C1899 | Steering VAPS II Circuit Loop Short To Battery | C |
| C1900 | Steering VAPS II Circuit Loop Short To Ground | C |
| C1901 | Ride Control RR Shock Actuator Circuit Failure | C |
| C1902 | Ride Control RR Shock Actuator Circuit Open | C |
| C1903 | Ride Control RR Shock Actuator Circuit Short To Battery | C |
| C1904 | Ride Control RR Shock Actuator Circuit Short To Ground | C |
| C1905 | Ride Control LR Shock Actuator Circuit Failure | C |
| C1906 | Ride Control LR Shock Actuator Circuit Open | C |
| C1907 | Ride Control LR Shock Actuator Circuit Short To Battery | C |
| C1908 | Ride Control LR Shock Actuator Circuit Short To Ground | C |
| C1909 | Ride Control RF Shock Actuator Circuit Failure | C |
| C1910 | Ride Control RF Shock Actuator Circuit Open | C |
| C1911 | Ride Control RF Shock Actuator Circuit Short To Battery | C |
| C1912 | Ride Control RF Shock Actuator Circuit Short To Ground | C |
| C1913 | Ride Control LF Shock Actuator Circuit Failure | C |
| C1914 | Ride Control LF Shock Actuator Circuit Open | C |
| C1915 | Ride Control LF Shock Actuator Circuit Short To Battery | C |
| C1916 | Ride Control LF Shock Actuator Circuit Short To Ground | C |
| C1917 | Steering EVO Out-of-Range Fault | C |
| C1918 | Air Suspension Ride Height Select Switch Circuit Failure | C |
| C1920 | Led #1 Circuit Failure | C |
| C1921 | VAPS Solenoid Actuator Output Circuit Failure | C |
| C1922 | VAPS Solenoid Actuator Output Circuit Open | C |
| C1923 | VAPS Solenoid Actuator Output Circuit Short To Battery | C |
| C1924 | VAPS Solenoid Actuator Output Circuit Short To Ground | C |
| C1925 | VAPS Solenoid Actuator Return Circuit Failure | C |
| C1926 | VAPS Solenoid Actuator Return Circuit Open | C |
| C1927 | VAPS Solenoid Actuator Return Circuit Short To Battery | C |
| C1928 | VAPS Solenoid Actuator Return Circuit Short To Ground | C |
| C1929 | Air Suspension Front Compressor Relay Circuit Failure | C |
| C1930 | Air Suspension Front Compressor Relay Circuit Open | C |
| C1931 | Air Suspension Front Compressor Relay Circuit Short To Battery | C |
| C1932 | Air Suspension Front Compressor Relay Circuit Short To Ground | C |
| C1933 | Solenoid Current Out Of Range | C |
| C1934 | HPU (Hydraulic Pump Unit) Pressurisation Failure | C |
| C1935 | Chime Circuit Failure | C |
| C1936 | Hydraulic Pump Relay Circuit Failure | C |
| C1937 | Steering Wheel Angle Sensor Offset Failure | C |
| C1938 | Invalid Steering Wheel Angle Sensor ID | C |
| C1939 | Brake Pressure Switch Input Circuit Failure | C |
| C1940 | Brake Pressure Switch Mechanical Failure | C |
| C1942 | Unrecognized Powertrain Configuration | C |
| C1943 | Airbag Deployment Indication Input Fault | C |
| C1944 | Gauge Driver Circuit Fault | C |
| C1945 | Park Switch Indicates Park with Vehicle Moving | C |
| C1946 | Seat Track Position Switch Circuit Open | C |
| C1947 | Seat Track Position Switch Circuit Short to Ground | C |
| C1948 | Seat Track Position Switch Circuit Resistance Out of Range | C |
| C1949 | Accelerometer Sensor Circuit Open | C |
| C1950 | Accelerometer Sensor Circuit Failure | C |
| C1951 | Lateral Accelerometer Sensor Circuit Open | C |
| C1952 | Yaw Rate Sensor Circuit Open | C |
| C1953 | Master Cylinder Pressure Sensor Circuit Open | C |
| C1954 | Master Cylinder Pressure Sensor Circuit Failure | C |
| C1955 | Steering Angle Sensor Circuit Open | C |
| C1956 | Steering Angle Sensor Circuit Failure | C |
| C1957 | Dynamic Stability Control Valve RF Circuit Failure | C |
| C1958 | Dynamic Stability Control Valve LF Circuit Failure | C |
| C1959 | Lateral Accelerometer Sensor Circuit Failure | C |
| C1960 | Driver Brake Apply Circuit Fault | C |
| C1961 | Park Lamp Relay Coil Circuit Failure | C |
| C1962 | Park Lamp Relay Coil Short to Battery | C |
| C1963 | Stability Control Inhibit Warning | C |
| C2767 | Reserved - TBD | C |
| U1000 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1001 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1002 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1003 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1004 | SCP (J1850) Invalid or Missing Data for EEC Programming | U |
| U1005 | SCP (J1850) Invalid or Missing Data for EEC Programming | U |
| U1006 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1007 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1008 | SCP (J1850) Invalid or Missing Data for Engine Torque | U |
| U1009 | SCP (J1850) Invalid or Missing Data for Engine Torque | U |
| U1010 | SCP (J1850) Invalid or Missing Data for Engine Air Intake | U |
| U1011 | SCP (J1850) Invalid or Missing Data for Engine Air Intake | U |
| U1012 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1013 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1014 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1015 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1016 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1017 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1018 | SCP (J1850) Invalid or Missing Data for Throttle | U |
| U1019 | SCP (J1850) Invalid or Missing Data for Throttle | U |
| U1020 | SCP (J1850) Invalid or Missing Data for Air Conditioning Clutch | U |
| U1021 | SCP (J1850) Invalid or Missing Data for Air Conditioning Clutch | U |
| U1022 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1023 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1024 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1025 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1026 | SCP (J1850) Invalid or Missing Data for Engine RPM | U |
| U1027 | SCP (J1850) Invalid or Missing Data for Engine RPM | U |
| U1028 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1029 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1030 | SCP (J1850) Invalid or Missing Data for Experimental #1 | U |
| U1031 | SCP (J1850) Invalid or Missing Data for Experimental #1 | U |
| U1032 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1033 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1034 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1035 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1036 | SCP (J1850) Invalid or Missing Data for Wheels | U |
| U1037 | SCP (J1850) Invalid or Missing Data for Wheels | U |
| U1038 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1039 | SCP (J1850) Invalid or Missing Data for Primary Id / Vehicle Speed | U |
| U1040 | SCP (J1850) Invalid or Missing Data for Vehicle Speed | U |
| U1041 | SCP (J1850) Invalid or Missing Data for Vehicle Speed | U |
| U1042 | SCP (J1850) Invalid or Missing Data for Traction Control | U |
| U1043 | SCP (J1850) Invalid or Missing Data for Traction Control | U |
| U1044 | SCP (J1850) Invalid or Missing Data for Traction Motor | U |
| U1045 | SCP (J1850) Invalid or Missing Data for Traction Motor | U |
| U1046 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1047 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1048 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1049 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1050 | SCP (J1850) Invalid or Missing Data for Brakes | U |
| U1051 | SCP (J1850) Invalid or Missing Data for Brakes | U |
| U1052 | SCP (J1850) Invalid or Missing Data for Steering / Steering Wheel | U |
| U1053 | SCP (J1850) Invalid or Missing Data for Steering / Steering Wheel | U |
| U1054 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1055 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1056 | SCP (J1850) Invalid or Missing Data for Vehicle Configuration | U |
| U1057 | SCP (J1850) Invalid or Missing Data for Vehicle Configuration | U |
| U1058 | SCP (J1850) Invalid or Missing Data for Transmission / Transaxle / PRNDL | U |
| U1059 | SCP (J1850) Invalid or Missing Data for Transmission / Transaxle / PRNDL | U |
| U1060 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1061 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1062 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1063 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1064 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1065 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1066 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1067 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1068 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1069 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1070 | SCP (J1850) Invalid or Missing Data for Engine Sensors | U |
| U1071 | SCP (J1850) Invalid or Missing Data for Engine Sensors | U |
| U1072 | SCP (J1850) Invalid or Missing Data for Engine Coolant | U |
| U1073 | SCP (J1850) Invalid or Missing Data for Engine Coolant | U |
| U1074 | SCP (J1850) Invalid or Missing Data for Engine Oil | U |
| U1075 | SCP (J1850) Invalid or Missing Data for Engine Oil Temp | U |
| U1076 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1077 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1078 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1079 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1080 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1081 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1082 | SCP (J1850) Invalid or Missing Data for Engine Systems Other | U |
| U1083 | SCP (J1850) Invalid or Missing Data for Engine Systems Other | U |
| U1084 | SCP (J1850) Invalid or Missing Data for Powertrain Status Request | U |
| U1085 | SCP (J1850) Invalid or Missing Data for Powertrain Status Request | U |
| U1086 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1087 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1088 | SCP (J1850) Invalid or Missing Data for Suspension | U |
| U1089 | SCP (J1850) Invalid or Missing Data for Suspension | U |
| U1090 | SCP (J1850) Invalid or Missing Data for Non-Legislated Diagnostics | U |
| U1091 | SCP (J1850) Invalid or Missing Data for Non-Legislated Diagnostics | U |
| U1092 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1093 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1094 | SCP (J1850) Invalid or Missing Data for Experimental #2 | U |
| U1095 | SCP (J1850) Invalid or Missing Data for Experimental #2 | U |
| U1096 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1097 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1098 | SCP (J1850) Invalid or Missing Data for Vehicle Speed Control | U |
| U1099 | SCP (J1850) Invalid or Missing Data for Vehicle Speed Control | U |
| U1100 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1101 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1102 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1103 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1104 | SCP (J1850) Invalid or Missing Data for Chassis Status Request | U |
| U1105 | SCP (J1850) Invalid or Missing Data for Chassis Status Request | U |
| U1106 | SCP (J1850) Invalid or Missing Data for Legislated Diagnostics | U |
| U1107 | SCP (J1850) Invalid or Missing Data for Legislated Diagnostics | U |
| U1108 | SCP (J1850) Invalid or Missing Data for Electric Traction Drive (Inverter) | U |
| U1109 | SCP (J1850) Invalid or Missing Data for Electric Traction Drive (Inverter) | U |
| U1110 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1111 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1112 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1113 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1114 | SCP (J1850) Invalid or Missing Data for Charging System | U |
| U1115 | SCP (J1850) Invalid or Missing Data for Charging System | U |
| U1116 | SCP (J1850) Invalid or Missing Data for Electrical Energy Management | U |
| U1117 | SCP (J1850) Invalid or Missing Data for Electrical Energy Management | U |
| U1118 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1119 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1120 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1121 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1122 | SCP (J1850) Invalid or Missing Data for Odometer | U |
| U1123 | SCP (J1850) Invalid or Missing Data for Odometer | U |
| U1124 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1125 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1126 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1127 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1128 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1129 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1130 | SCP (J1850) Invalid or Missing Data for Fuel System | U |
| U1131 | SCP (J1850) Invalid or Missing Data for Fuel System | U |
| U1132 | SCP (J1850) Invalid or Missing Data for Vehicle Motion | U |
| U1133 | SCP (J1850) Invalid or Missing Data for Vehicle Motion | U |
| U1134 | SCP (J1850) Invalid or Missing Data for Ignition Switch / Starter | U |
| U1135 | SCP (J1850) Invalid or Missing Data for Ignition Switch / Starter | U |
| U1136 | SCP (J1850) Invalid or Missing Data for Telltales | U |
| U1137 | SCP (J1850) Invalid or Missing Data for Telltales | U |
| U1138 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1139 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1140 | SCP (J1850) Invalid or Missing Data for Gateway | U |
| U1141 | SCP (J1850) Invalid or Missing Data for Gateway | U |
| U1142 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1143 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1144 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1145 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1146 | SCP (J1850) Invalid or Missing Data for Vehicle Security | U |
| U1147 | SCP (J1850) Invalid or Missing Data for Vehicle Security | U |
| U1148 | SCP (J1850) Invalid or Missing Data for Audio Control | U |
| U1149 | SCP (J1850) Invalid or Missing Data for Audio Control | U |
| U1150 | SCP (J1850) Invalid or Missing Data for Audible Warnings | U |
| U1151 | SCP (J1850) Invalid or Missing Data for Audible Warnings | U |
| U1152 | SCP (J1850) Invalid or Missing Data for Experimental #3 | U |
| U1153 | SCP (J1850) Invalid or Missing Data for Experimental #3 | U |
| U1154 | SCP (J1850) Invalid or Missing Data for Compact Disc | U |
| U1155 | SCP (J1850) Invalid or Missing Data for Compact Disc | U |
| U1156 | SCP (J1850) Invalid or Missing Data for Digital Signal Processing | U |
| U1157 | SCP (J1850) Invalid or Missing Data for Digital Signal Processing | U |
| U1158 | SCP (J1850) Invalid or Missing Data for Antenna | U |
| U1159 | SCP (J1850) Invalid or Missing Data for Antenna | U |
| U1160 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1161 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1162 | SCP (J1850) Invalid or Missing Data for Digital Audio Tape | U |
| U1163 | SCP (J1850) Invalid or Missing Data for Digital Audio Tape | U |
| U1164 | SCP (J1850) Invalid or Missing Data for Tuner / Receiver | U |
| U1165 | SCP (J1850) Invalid or Missing Data for Tuner / Receiver | U |
| U1166 | SCP (J1850) Invalid or Missing Data for Cassette Tape | U |
| U1167 | SCP (J1850) Invalid or Missing Data for Cassette Tape | U |
| U1168 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1169 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1170 | SCP (J1850) Invalid or Missing Data for Cellular Phone / Paging System | U |
| U1171 | SCP (J1850) Invalid or Missing Data for Cellular Phone / Paging System | U |
| U1172 | SCP (J1850) Invalid or Missing Data for Remote Button Control | U |
| U1173 | SCP (J1850) Invalid or Missing Data for Remote Button Control | U |
| U1174 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1175 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1176 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1177 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1178 | SCP (J1850) Invalid or Missing Data for Climate Control (HVAC) | U |
| U1179 | SCP (J1850) Invalid or Missing Data for Climate Control (HVAC) | U |
| U1180 | SCP (J1850) Invalid or Missing Data for Personalization (Memory) Features | U |
| U1181 | SCP (J1850) Invalid or Missing Data for Personalization (Memory) Features | U |
| U1182 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1183 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1184 | SCP (J1850) Invalid or Missing Data for Window Wiper / Washer | U |
| U1185 | SCP (J1850) Invalid or Missing Data for Window Wiper / Washer | U |
| U1186 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1187 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1188 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1189 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1190 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1191 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1192 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1193 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1194 | SCP (J1850) Invalid or Missing Data for Mirrors | U |
| U1195 | SCP (J1850) Invalid or Missing Data for Mirrors | U |
| U1196 | SCP (J1850) Invalid or Missing Data for Door Locks | U |
| U1197 | SCP (J1850) Invalid or Missing Data for Door Locks | U |
| U1198 | SCP (J1850) Invalid or Missing Data for External Access (Doors) | U |
| U1199 | SCP (J1850) Invalid or Missing Data for External Access (Doors) | U |
| U1200 | SCP (J1850) Invalid or Missing Data for Seat Motion / Control | U |
| U1201 | SCP (J1850) Invalid or Missing Data for Seat Motion / Control | U |
| U1202 | SCP (J1850) Invalid or Missing Data for Windows | U |
| U1203 | SCP (J1850) Invalid or Missing Data for Windows | U |
| U1204 | SCP (J1850) Invalid or Missing Data for Steering Column | U |
| U1205 | SCP (J1850) Invalid or Missing Data for Steering Column | U |
| U1206 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1207 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1208 | SCP (J1850) Invalid or Missing Data for Seat Switches | U |
| U1209 | SCP (J1850) Invalid or Missing Data for Seat Switches | U |
| U1210 | SCP (J1850) Invalid or Missing Data for Restraints | U |
| U1211 | SCP (J1850) Invalid or Missing Data for Restraints | U |
| U1212 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1213 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1214 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1215 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1216 | SCP (J1850) Invalid or Missing Data for External Lamp Outage | U |
| U1217 | SCP (J1850) Invalid or Missing Data for External Lamp Outage | U |
| U1218 | SCP (J1850) Invalid or Missing Data for External Lamps | U |
| U1219 | SCP (J1850) Invalid or Missing Data for External Lamps | U |
| U1220 | SCP (J1850) Invalid or Missing Data for Interior Lamp Outage | U |
| U1221 | SCP (J1850) Invalid or Missing Data for Interior Lamp Outage | U |
| U1222 | SCP (J1850) Invalid or Missing Data for Interior Lamps | U |
| U1223 | SCP (J1850) Invalid or Missing Data for Interior Lamps | U |
| U1224 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1225 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1226 | SCP (J1850) Invalid or Missing Data for Body Status Request | U |
| U1227 | SCP (J1850) Invalid or Missing Data for Body Status Request | U |
| U1228 | SCP (J1850) Invalid or Missing Data for Tires | U |
| U1229 | SCP (J1850) Invalid or Missing Data for Tires | U |
| U1230 | SCP (J1850) Invalid or Missing Data for Electric Defrost | U |
| U1231 | SCP (J1850) Invalid or Missing Data for Electric Defrost | U |
| U1232 | SCP (J1850) Invalid or Missing Data for Navigation | U |
| U1233 | SCP (J1850) Invalid or Missing Data for Navigation | U |
| U1234 | SCP (J1850) Invalid or Missing Data for Displays | U |
| U1235 | SCP (J1850) Invalid or Missing Data for Displays | U |
| U1236 | SCP (J1850) Invalid or Missing Data for Memory Storage | U |
| U1237 | SCP (J1850) Invalid or Missing Data for Memory Storage | U |
| U1238 | SCP (J1850) Invalid or Missing Data for Experimental #4 | U |
| U1239 | SCP (J1850) Invalid or Missing Data for Experimental #4 | U |
| U1240 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1241 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1242 | SCP (J1850) Invalid or Missing Data for Exterior Environment | U |
| U1243 | SCP (J1850) Invalid or Missing Data for Exterior Environment | U |
| U1244 | SCP (J1850) Invalid or Missing Data for Interior Environment | U |
| U1245 | SCP (J1850) Invalid or Missing Data for Interior Environment | U |
| U1246 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1247 | SCP (J1850) Invalid or Missing Data for Primary Id | U |
| U1248 | SCP (J1850) Invalid or Missing Data for Time / Date | U |
| U1249 | SCP (J1850) Invalid or Missing Data for Time / Date | U |
| U1250 | SCP (J1850) Invalid or Missing Data for Vehicle Id (VIN) | U |
| U1251 | SCP (J1850) Invalid or Missing Data for Vehicle Id (VIN) | U |
| U1252 | SCP (J1850) Invalid or Missing Data for Class A Functions | U |
| U1253 | SCP (J1850) Invalid or Missing Data for Class A Functions | U |
| U1254 | SCP (J1850) Invalid or Missing Data for Network Control | U |
| U1255 | SCP (J1850) Invalid or Missing Data for Network Control | U |
| U1260 | SCP (J1850) Single Ended (+) Circuit Failure | U |
| U1261 | SCP (J1850) Single Ended (-) Circuit Failure | U |
| U1262 | SCP (J1850) Communication Bus Fault | U |
| U1308 | SCP (J1850) Invalid or Missing Data for Function Read Engine Torque | U |
| U1341 | SCP (J1850) Invalid or Missing Data for Function Read Vehicle Speed | U |
| U1430 | SCP (J1850) Invalid or Missing Data for Function Read Fuel System | U |
| U1451 | SCP (J1850) Invalid or Missing Data for Function Read Audible Warnings /Anti-Theft Module | U |
| U1612 | SCP (J1850) Lack of Acknowledgment for Primary Id | U |
| U1736 | SCP (J1850) Lack of Acknowledgment for Telltales | U |
| U1750 | SCP (J1850) Lack of Acknowledgment for Audible Warnings | U |
| U1794 | SCP (J1850) Lack of Acknowledgment for Mirrors | U |
| U1797 | SCP (J1850) Lack of Acknowledgment for Door Locks | U |
| U1798 | SCP (J1850) Lack of Acknowledgment for External Access (Doors) | U |
| U1806 | SCP (J1850) Lack of Acknowledgment for Primary Id | U |
| U1900 | CAN Communication Bus Fault | U |
| U1950 | UPB Communication Bus Fault | U |
| U2000 | Audio Rear Control Unit is Not Responding | U |
| U2001 | Audio Tape Deck Unit is Not Responding | U |
| U2002 | Audio Bezel is Not Responding | U |
| U2003 | Audio Compact Disk / Disk Jockey Unit is Not Responding | U |
| U2004 | Audio Steering Wheel Control Unit is Not Responding | U |
| U2005 | Audio Rear Integrated Control Panel Unit is Not Responding | U |
| U2006 | Audio Remote Climate Control Unit is Not Responding | U |
| U2007 | Audio Navigation Unit is Not Responding | U |
| U2008 | Audio Phone is Not Responding | U |
| U2009 | Audio Front Control Module (ACM) is Not Responding | U |
| U2010 | Module is Not Responding (Non SCP) | U |
| U2011 | Module Transmitted Invalid Data (Non SCP) | U |
| U2012 | Communication Bus Error (Non SCP) | U |
| U2013 | Compass Module is not Responding | U |
| U2014 | Audio Subwoofer Unit is Not Responding | U |
| U2015 | Signal Link Fault (Non SCP) | U |
| U2016 | Signal Link Short to Ground (Non SCP) / From NGV Module | U |
| U2017 | Driver Side Crash Sensor Communication Fault (Non SCP) | U |
| U2018 | Passenger Side Crash Sensor Communication Fault (Non SCP) | U |
| U2019 | Audio Voice Module Not Responding | U |
| U2020 | Audio Center Amp is not responding | U |
| U2021 | Invalid /fault data received (Non SCP) | U |
| U2150 | SCP (J1850) Invalid Data from REM | U |
| U2152 | SCP (J1850) Invalid Data from GEM | U |
| U2160 | SCP (J1850) Invalid Data from IC | U |
| U2195 | SCP (J1850) Invalid Data from SCLM | U |
| U2500 | (CAN) Lack of Acknowledgement From Engine Management | U |
Flashing vs Solid Check Engine Light: The Only Decision That Can't Wait
If your check engine light is flashing, pull over and shut the engine off. A flashing MIL (malfunction indicator lamp) means an active misfire is pumping unburned fuel into your catalytic converter right now.
Minutes of driving in this state can melt the catalyst substrate, turning a $200 ignition coil repair into an $800 to $1,500 catalytic converter replacement (market estimate, verify locally).
A solid light is different. Solid means the system detected a fault and confirmed it over two drive cycles, but the engine isn't actively destroying itself. You can drive to a shop within a few days.
Three branches cover every scenario. Flashing light: stop driving, get towed, no exceptions. Solid light alone: schedule a diagnosis this week. Solid light plus an oil pressure or temperature warning light: pull over immediately and call for a tow.
What OBD2 Actually Is and Why Every Car Since 1996 Has It
OBD2 stands for On-Board Diagnostics, second generation. The EPA mandated it on all vehicles sold in the United States starting with the 1996 model year.
Every car, truck, and SUV since then has a standardized 16-pin port, usually under the dashboard to the left of the steering column. Trucks and minivans sometimes move it to the right side or behind a panel near the driver's knee.
The system runs continuous self-checks called "monitors" on the engine, transmission, and emissions systems. When a monitor detects a fault, it stores a DTC (diagnostic trouble code) and turns on the check engine light.
The code tells you which system flagged the problem. It does not tell you which specific part failed.
That distinction matters more than anything else on this page. A code is a starting point, not a diagnosis. If a shop says "the computer says replace the O2 sensor" without any further testing, that is a red flag, not a diagnosis.
The EPA mandates OBD II on all US passenger vehicles sold since 1996 and defines the 16-pin DLC connector, five required communication protocols, and the standardized diagnostic trouble code format.
P, B, C, and U Codes: Which Systems They Cover and What a $30 Scanner Misses
Every OBD2 code starts with one of four letters. P covers powertrain (engine, transmission, emissions) and accounts for the majority of check engine lights. B covers body systems like airbags, power windows, and climate control.
C covers chassis systems including ABS and stability control. U covers network communication faults between electronic modules.
A $30 Bluetooth scanner reads generic P-codes. That is all it reads.
It will not see a B-code from a malfunctioning airbag system, a C-code from a failing ABS module, or a U-code from a broken CAN bus wire. If your cheap scanner shows "no codes found" but you have an ABS light or airbag light on, the scanner is blind to those systems, not telling you they are fine.
Within P-codes, the second character matters. P0xxx codes are generic, standardized across all manufacturers by SAE. P1xxx codes are manufacturer-specific.
A Toyota P1135 and a BMW P1135 mean completely different things. Generic scanners read P0 codes reliably but may misidentify or miss P1 codes entirely. If the code starts with P1, look it up for your specific make.
Pending, Confirmed, and Permanent DTCs: Three Different Problems
A pending code means one monitor trip detected a fault, but the system has not confirmed it yet. Think of it as a yellow flag. The fault might have been a one-time glitch, or it might repeat on the next drive cycle and become confirmed. Don't clear a pending code and assume the problem is solved.
A confirmed code (also called a "stored" code) means the monitor detected the same fault on two consecutive drive cycles. This is what turns on your check engine light.
Clearing it with a scanner erases the code from memory, but if the underlying problem still exists, the monitor will detect it again within one or two drives and the light comes right back.
A permanent code is the one almost nobody knows about. Introduced in later OBD2 updates, permanent DTCs cannot be cleared by any scan tool. The only way to remove a permanent code is for the vehicle to pass the relevant monitor trip on its own after the repair is completed.
This matters for emissions testing: you can clear the regular code and turn off the light, but the permanent code remains in the ECM and will show up on a state inspection scan. If you have a permanent code, the repair must actually work before the code goes away.
The Codes That Mean Pull Over vs the Codes That Can Wait a Week
Not all check engine lights carry the same urgency. Here is a priority list based on what happens if you keep driving.
- Safe to drive on for now: P0420 and P0430 (catalytic converter efficiency below threshold, no safety risk short-term), P0171 and P0174 (lean fuel trim, safe for days but damages O2 sensors long-term), P0442 (small EVAP leak, usually a loose gas cap, zero safety risk), and P0128 (thermostat running cold, reduced fuel economy only).
- Stop and diagnose within days: P0300 through P0308 (misfire codes, each cylinder gets its own number). A random misfire left alone damages the catalytic converter, and a catalytic converter replacement runs $800 to $1,500 (market estimate, verify locally). P0340 and P0365 (camshaft position sensor faults) can cause stalling. P0562 (low system voltage) signals electrical failure risk.
- Pull over immediately: any flashing check engine light, P0217 (engine overtemperature), or any code paired with an oil pressure or temperature warning. If two warning lights are on together, do not drive to a shop. Call a tow. The cost of a tow is $75 to $150; the cost of a seized engine is the car.
What a Shop Diagnostic Fee Buys That a Free AutoZone Read Doesn't
AutoZone reads your code number for free. That takes about two minutes. The employee plugs in a basic reader, writes down "P0171," and hands you a printout. That is a code, not a diagnosis.
A shop's $100 to $150 diagnostic fee (market estimate, verify locally) covers 30 to 90 minutes of a technician's time. They run a full-system scan covering P, B, C, and U codes. They review freeze frame data. They watch live data streams to see how sensors respond in real time.
They perform bidirectional tests, commanding individual components to verify they actually work. They check for technical service bulletins specific to your year, make, and model. The code identifies the system; root-cause interpretation is the harder part.
Say this to the shop before authorizing anything: "Can I see the actual scan results, including freeze frame data, and will the diagnostic fee apply toward the repair if I authorize it?" If they refuse to show you scan results, leave.
If they immediately quote a part replacement without explaining their diagnostic process, leave.
A shop that says "the computer says replace the sensor" without testing the sensor is cutting corners.
What that means for you: paying the diagnostic fee only makes sense when the code category cannot narrow the repair to a single likely cause. For P0171 (lean bank 1) on a high-mileage engine, three equally plausible causes exist : vacuum leak, failing MAF sensor, clogged fuel injector.
The shop fee buys you the live data to distinguish them.
Freeze Frame Data: The Evidence a Code Alone Can't Give You
When a fault triggers a code, the ECM takes a snapshot of engine conditions at that exact moment. This snapshot is called freeze frame data. It records RPM, coolant temperature, engine load percentage, fuel trim values, throttle position, and vehicle speed.
Freeze frame is what separates a guess from a diagnosis. Take P0171 (system too lean, bank 1). That code on its own could mean a vacuum leak, a dirty mass airflow sensor, a weak fuel pump, or a clogged injector.
But if the freeze frame shows high positive fuel trim at idle with normal trim at highway speed, a vacuum leak is almost certainly the cause. The same code with normal idle trim but high trim under load points to a fuel delivery problem, either the pump or an injector.
Here is the rule: capture freeze frame before you clear anything. Once you clear codes, freeze frame data is gone permanently. Take a screenshot or write down the key fields: RPM, coolant temp, short-term and long-term fuel trim, and engine load.
Hand that to any technician and you have just saved them 15 minutes of diagnostic time. If your scanner does not show freeze frame, a $100 to $200 mid-tier scanner does (market estimate).
Scanner Tiers: When a $30 Reader Is Enough and When It Isn't
Four tiers of OBD2 scanner exist, and you only need one of them.
- Free (AutoZone, Advance Auto): reads generic P-codes, clears the light. Enough to identify a gas cap code or confirm a misfire code before calling a shop. No live data, no freeze frame on most units.
- Basic Bluetooth ($20 to $50): pairs with a phone app, reads P-codes and shows basic live O2 and fuel trim data. Good enough for a first-time car owner who wants to check a code before paying for a shop visit. Brands like FIXD and basic ELM327 adapters live here.
- Mid handheld ($100 to $200): reads all systems (P, B, C, U), shows freeze frame, displays live data, covers manufacturer-specific codes on most makes. The Autel AL619 and BlueDriver Pro sit in this range. This is the sweet spot for anyone who plans to own a car long-term.
- Professional ($500 and up): bidirectional controls, OEM-level access, module programming. Snap-on, Autel Ultra, Launch X-431. Unless you are running a shop, skip this tier entirely.
The upgrade trigger is simple math. If you have paid a $100 to $150 shop diagnostic fee twice in one year for codes you could have read yourself, a $100 to $200 mid-tier scanner has already paid for itself.
If you have only had one check engine light in five years, keep going to AutoZone for free. Don't buy a $500 professional scanner when a $100 mid-tier covers what you need.
Clearing Codes Before Emissions: The Mistake That Costs You the Retest Fee
Clearing codes resets every readiness monitor in your vehicle's ECM to "not ready." An emissions test checks two things: no stored codes, and all monitors showing "ready" (or at most one or two incomplete, depending on your state).
Clear your codes the day before an emissions test and you will fail, even if the underlying problem is fixed, because the monitors have not had time to re-run.
Readiness monitors need 100 to 200 miles of mixed driving (highway and city, multiple cold starts) over roughly 3 to 7 days to set. The EVAP monitor is always last because it requires an overnight cold soak with the gas cap sealed.
The catalyst monitor takes 2 to 3 complete drive cycles. If you clear codes, plan on at least a week of normal driving before scheduling your emissions test.
The retest fee runs $40 to $80 depending on your state (market estimate). That is money you lose because of timing, not because of a mechanical problem. If your emissions test is within two weeks, do not clear codes.
Get the repair done, let the monitors set naturally, then test. If the test is months away, clearing and driving is fine as a reset.
In practice, this mistake costs you the retest fee ($40 to $80 depending on your state, market estimate) plus another 3 to 7 days of driving. The smarter move is to fix the fault first, then clear the code and complete the drive cycle before booking the test.
State Emissions Rules and Readiness Monitor Requirements: California, New York, and Texas
Each state sets its own OBD2 emissions rules, and the differences determine whether your car passes or fails after a repair and code clear.
- California (per CA BAR rules): the strictest. Zero confirmed codes allowed. All readiness monitors must show "ready" for model year 2000 and older vehicles. Vehicles from 2001 and newer are allowed one incomplete monitor. California also runs a CAP (Consumer Assistance Program) that provides repair assistance for low-income residents who fail smog checks.
- New York: OBD2 inspection required. Any confirmed code is an automatic fail. One incomplete readiness monitor is typically allowed.
- Texas: OBD-only test (no tailpipe sniffer). One incomplete monitor is allowed. The test is straightforward if all monitors are set and no codes are stored.
About 20 states have no emissions testing at all, including Alaska, Arkansas, Idaho, Kansas, Kentucky, Mississippi, Montana, North Dakota, South Dakota, and Wyoming. If you live in one of these states, a check engine light does not affect your registration.
It still means something is wrong with the car. If you are unsure whether your state requires emissions testing, check with your local DMV before clearing any codes.
Battery Replacement Wipes All Monitors: Plan Before Your Smog Test
Disconnecting your car battery clears every stored code and resets all readiness monitors to "not ready." This is the same effect as running a scan tool clear, except you did not do it on purpose.
If your emissions test is coming up and you just replaced the battery, you need 100 to 200 miles of mixed driving (3 to 7 days) before the monitors are ready again.
The EVAP monitor is the usual holdout. It needs an overnight cold soak with the fuel cap sealed, followed by a specific drive cycle.
The catalyst monitor requires 2 to 3 complete drive cycles under specific conditions. Rushing to the emissions station the day after a battery swap is the second most common reason cars fail OBD2 inspection (after intentionally clearing codes).
If you know your emissions test is within the next month, replace the battery now and drive normally for a week before scheduling. If you replaced the battery yesterday and your test is tomorrow, reschedule the test.
The retest fee is cheaper than explaining to the inspector why all your monitors read "not ready" on a car that supposedly has no problems.
Common Codes Decoded: P0300, P0420, P0171, and P0442
- P0300 (random/multiple cylinder misfire): stop driving within days. Misfires send unburned fuel past the exhaust valves and into the catalytic converter. Extended driving on a P0300 damages the catalyst. Repair costs range from $200 to $600 depending on whether the cause is spark plugs, ignition coils, or fuel injectors (market estimate, verify locally). A flashing light with P0300 means stop immediately.
- P0420 (catalyst system efficiency below threshold, bank 1): safe to drive short-term. This code means the downstream O2 sensor sees too little difference between its readings and the upstream sensor, meaning the catalytic converter is not cleaning exhaust efficiently. The fix might be a $80 to $200 O2 sensor or a $800 to $1,500 catalytic converter (market estimate). On a vehicle worth less than $5,000, run the numbers before authorizing a converter replacement. A check engine light repair cost calculator helps frame whether the repair makes financial sense against the car's value.
- P0171 (system too lean, bank 1): safe to drive short-term but diagnose soon. Could be a $0 fix (loose vacuum hose) or a $200 to $400 fuel pump issue. Check the freeze frame: high fuel trim at idle usually points to a vacuum leak.
- P0442 (EVAP system small leak): the least urgent code on this list. Tighten your gas cap, drive for a week, and see if the light clears on its own. If it does not, the EVAP purge solenoid or a cracked vapor line is likely. Do not pay $150 for a shop diagnostic on P0442 before trying the gas cap first.
What to Tell a Shop and the Red Flags That Mean Walk Out
Before you authorize a single dollar of diagnostic work, say this: "What is your diagnostic fee, how many hours are you billing, and will the fee apply toward the repair if I authorize it?" If they cannot answer that in 10 seconds, they are estimating, not diagnosing.
Second script, for after the diagnosis: "Can you show me the scan results, including which codes are stored and what the freeze frame data showed?" A legitimate shop will show you the printout or screen. A shop that refuses to show scan results is a shop you leave.
Red flags that mean walk out: the shop immediately quotes a repair without explaining any diagnostic steps. The tech says "the computer says replace the sensor" without testing the sensor circuit.
They add unrelated services ("while we're in there, you also need a coolant flush") without connecting it to the code.
They quote a P0456 diagnosis at $150 without first asking whether you tried tightening the gas cap. Any of these signals that the shop is selling parts, not solving problems.
The scam floor for an OBD2 diagnostic: if a shop charges under $75 for a "full diagnostic" and immediately recommends $500 or more in repairs, they likely ran a 2-minute code read (the same thing AutoZone does for free) and padded the repair list.
A real diagnostic takes 30 to 90 minutes of tech time.
If the fee does not reflect that labor, the diagnosis was not performed.
Document Before You Clear: What to Save Before Erasing Codes
Before you press "clear" on any scanner, capture four things. First, the full DTC list, including pending codes. Second, freeze frame data for every stored code.
Third, readiness monitor status showing which monitors are ready and which are not. Fourth, a screenshot or photo of the entire scan results screen.
Why this matters: once you clear codes, freeze frame data is destroyed permanently. If you take the car to a shop after clearing, the technician has nothing to work with except the returning code, and they will need to recreate the fault condition to get new freeze frame data.
That costs time and money, yours.
One more thing to document: the date you cleared and your odometer reading. If the code returns, the tech can compare the new freeze frame to your documented pre-clear data and narrow the diagnosis faster.
If the code does not return after 200 miles of mixed driving, the fault was likely intermittent. Keep the documentation anyway.
Intermittent faults often resurface. Say to any future tech: "Here is the freeze frame from when this code first set. It cleared and has not come back in 200 miles." That sentence saves diagnostic time and earns you credibility as a prepared customer.
Repair vs Replace: When a Code Makes the Car the Problem
The general threshold: if the repair cost exceeds half the vehicle's current market value, you are financing a depreciating asset's decline. Pull up KBB or a similar valuation tool and compare before authorizing anything over $500.
Code-specific examples. P0420 on a 2008 Honda Civic worth $5,000: a catalytic converter at $800 to $1,200 (market estimate) is a modest fraction of value. Probably worth it, especially if the rest of the car is solid.
The same P0420 on a 2003 Chevy Tahoe with 220,000 miles worth $3,000: the same repair at the same cost is a lower fraction of value.
That is borderline, and it depends on what else is wearing out. P0016 (camshaft/crankshaft correlation) on a timing chain engine can mean a timing chain replacement at $1,500 to $3,000 (market estimate). On a high-mileage vehicle, that repair alone can exceed the car's value.
Get a second opinion on any repair quoted above $500. Not a second code read, a second full diagnostic at a different shop.
The code might be the same, but the root cause interpretation and the quoted repair can differ by hundreds of dollars. If two shops agree on the diagnosis and the price, you have a reliable number to compare against vehicle value.
Frequently Asked Questions
Is it safe to drive with the check engine light on, or do I need to stop now?
Solid light means drive to a shop within a few days. Flashing light means pull over and shut the engine off immediately because an active misfire is damaging the catalytic converter. If the check engine light appears with an oil pressure or temperature warning, stop and call a tow.
A solid check engine light means the ECM detected and confirmed a fault, but the engine is not actively destroying itself. You can safely drive to a shop within a few days.
A flashing check engine light means an active misfire severe enough to damage the catalytic converter within minutes. Pull over, shut off the engine, and have the car towed. Driving on a flashing MIL can turn a $200 ignition repair into a $1,500 catalytic converter replacement.
If the check engine light appears alongside an oil pressure warning or temperature gauge warning, pull over immediately regardless of whether the light is solid or flashing. Two simultaneous warnings indicate a condition that can destroy the engine.
What does a pending OBD2 code mean, and will it go away on its own?
A pending code means one monitor trip detected a fault but has not confirmed it. If it repeats, it becomes a confirmed code. Continuing to drive with an unresolved pending code can turn a $50 sensor fix into a $400 secondary repair.
Pending means the system saw the fault once. It has not yet seen it twice in a row, which is what triggers the check engine light. If the condition was a one-time glitch (a momentary sensor reading outside range), the pending code can clear on its own after a few successful drive cycles.
If the fault is real and repeats, the pending code becomes confirmed, the check engine light turns on, and freeze frame data is stored. Do not clear a pending code and assume the problem is gone. Monitor it.
If the pending code clears on its own after 3 to 5 drive cycles, the fault was likely intermittent. If it confirms, get it diagnosed.
Sensor repairs for the most common pending codes typically run $50 to $150 at an independent shop.
Can I clear my codes before an emissions test?
You can, but it will likely cause you to fail. Clearing codes resets all readiness monitors. Most states require all or nearly all monitors to show ready. That takes 100 to 200 miles of mixed driving over 3 to 7 days after clearing.
Clearing codes erases stored faults and resets every readiness monitor to "not ready." An emissions test checks that monitors are ready and no codes are stored.
If you clear codes right before the test, the monitors will not have had time to re-run, and the car fails for incomplete monitors even if nothing is mechanically wrong.
Most states allow one incomplete monitor. California allows one for 2001 and newer vehicles, zero for 2000 and older (per CA BAR rules).
You need 100 to 200 miles of mixed driving over 3 to 7 days for all monitors to reset. The EVAP monitor is always the last to complete because it requires an overnight cold soak.
If your emissions test is within two weeks, do not clear codes. Fix the problem, let the monitors set naturally, then test. The retest fee of $40 to $80 (market estimate) is avoidable by not clearing codes at the wrong time.
What's the difference between a P, B, C, and U code?
Each letter in an automotive diagnostic trouble code identifies the system at fault: P covers powertrain (engine, transmission, emissions) and is the most common. B covers body systems like airbags. C covers chassis systems like ABS. U covers network communication between modules. A basic $30 scanner only reads P-codes.
P is powertrain: engine, transmission, and emissions. Most check engine lights set a P-code. B is body: airbags, power windows, climate control.
C is chassis: ABS, stability control, power steering. U is network: CAN bus communication faults between electronic modules.
A $30 Bluetooth scanner reads generic P-codes (P0xxx). It physically cannot access B, C, or U codes.
If you have an ABS light on and your cheap scanner says "no codes found," the scanner is not looking at the right system. You need a mid-tier scanner ($100 to $200) or a shop's full-system scan tool to read those.
Why does my check engine light come back after I clear it?
Clearing erases the stored fault but not the underlying cause. The monitor re-runs on the next drive cycle and sets the code again. A shop will charge $100 to $150 to diagnose why - money you can avoid by fixing the root cause first.
The monitor that originally detected the fault runs again during your next drive cycle. If the same condition is still present (a leak, a failing sensor, a misfiring cylinder), the monitor detects it, stores the code again, and turns the light back on. This usually happens within one or two drives.
Clearing codes is useful for one purpose: confirming that a repair actually fixed the problem. Fix the issue first, then clear the code, then drive. If the light stays off after 100 to 200 miles, the repair worked. If it comes back, the root cause was not addressed.
What is freeze frame data and how do I use it before calling a shop?
Freeze frame captures RPM, coolant temp, fuel trim, and load at the moment of fault. Shops charge $80 to $150 to read live data; capturing freeze frame with a $30 scanner before clearing can identify the cause yourself and save that fee.
When a fault triggers a code, the ECM snapshots key sensor readings: engine RPM, coolant temperature, fuel trim (short-term and long-term), engine load, throttle position, and vehicle speed. These readings narrow the diagnosis.
Example: P0171 (system too lean) with high positive long-term fuel trim at idle but normal trim at highway speed points to a vacuum leak. The same P0171 with normal idle trim but high trim under load points to a weak fuel pump or clogged injector.
The code is identical. The freeze frame changes the diagnosis and the repair cost entirely.
Capture freeze frame before clearing. Once cleared, the data is gone permanently. Hand the freeze frame data to any technician and you save them 15 to 30 minutes of recreating the fault condition.
Do I need a professional scanner or will a $30 reader work?
A $30 reader handles generic P-codes, which covers about 80% of check engine lights. It misses manufacturer-specific codes, ABS, airbag, and transmission codes. A $100 to $200 mid-tier scanner covers all systems and pays for itself after one or two avoided shop diagnostic fees.
For a single check engine light with a generic P0xxx code, a $30 Bluetooth reader or a free AutoZone read is enough to identify the code and decide your next step.
Upgrade to a $100 to $200 mid-tier (Autel AL619, BlueDriver Pro) if you own the car long-term and have paid for two or more shop diagnostics in a year. The scanner pays for itself. It covers all systems (P, B, C, U), shows freeze frame and live data, and handles most manufacturer-specific codes.
Skip the $500 and up professional tier unless you are running a shop or working on cars as a side business. The bidirectional controls and module programming in professional scanners solve problems a car owner almost never encounters.
Does a check engine light void my factory warranty?
No. A check engine light alone does not void a factory warranty. Dealers may deny coverage for a specific component if an aftermarket part caused the code, but cannot void the entire warranty. Magnuson-Moss protects you. Expect a $100 to $200 diagnostic fee if the dealer investigates.
A check engine light does not void your warranty. The Magnuson-Moss Warranty Act prohibits manufacturers from voiding an entire warranty because a light is on.
However, if an aftermarket part directly caused the code (for example, an aftermarket exhaust triggering P0420), the dealer can deny warranty coverage for that specific repair.
Document the fault code and freeze frame data before taking the car to the dealer. If they deny warranty coverage, ask them to provide written documentation of which aftermarket modification caused the fault. They are required to demonstrate the connection, not simply assert it.
What happens to my OBD2 codes when I replace the battery?
Disconnecting the battery clears all stored codes and resets every readiness monitor to not ready. Drive 100 to 200 miles of mixed driving over 3 to 7 days before scheduling an emissions test, or pay a $40 to $80 retest fee if monitors are not ready (market estimate).
Disconnecting the battery has the same effect as clearing codes with a scan tool: all stored DTCs are erased and every readiness monitor resets to "not ready." This is not intentional code clearing, but the result is identical.
If you replaced your battery and have an emissions test soon, drive normally for at least a week (100 to 200 miles of mixed highway and city driving) before scheduling the test. The EVAP monitor needs an overnight cold soak to set.
The catalyst monitor needs 2 to 3 complete drive cycles. Rushing to the test station the day after a battery replacement is one of the most common reasons cars fail OBD2 emissions inspection.