GM fault codes
17,703 codes · 2,212 vehicle records · 180 ECU records · 10,756 live-data parameters
Codes 17,703
| Code | Description | Brands | System |
|---|---|---|---|
| C11AD | No description available | 6 | Chassis |
| C11AE | No description available | 6 | Chassis |
| C11AF | No description available | 8 | Chassis |
| C11B0 | Left motor circuit open or faulty | 10 | Chassis |
| C11B1 | Right motor circuit open or faulty | 9 | Chassis |
| C11B2 | MOSFET (relay) failure | 9 | Chassis |
| C11B3 | Right motor driven MOSFET (relay) disabled | 9 | Chassis |
| C11B4 | Left motor overcurrent | 9 | Chassis |
| C11B8 | Left current detection circuit open | 8 | Chassis |
| C11B9 | Right current detection circuit is open | 9 | Chassis |
| C11BC | Left EPB not initialized or initialization failed | 9 | Chassis |
| C11BD | Right EPB not initialized or initialization failed | 9 | Chassis |
| C11BE | No description available | 8 | Chassis |
| C11D2 | No description available | 9 | Chassis |
| C11EA | No description available | 4 | Chassis |
| C11EF | No description available | 8 | Chassis |
| C11F0 | No description available | 7 | Chassis |
| C11F1 | No description available | 7 | Chassis |
| C11F3 | No description available | 9 | Chassis |
| C1200 | Torque sensor power supply voltage failure | 30 | Chassis |
| C1201 | Motor circuit short to battery or ground | 30 | Chassis |
| C1202 | Current following abnormality | 29 | Chassis |
| C1203 | Current is too large | 24 | Chassis |
| C1204 | Motor current too low | 24 | Chassis |
| C1205 | Power supply voltage too high | 29 | Chassis |
| C1206 | Power supply voltage too low | 28 | Chassis |
| C1207 | Seat lumbar height switch - passenger's | 29 | Chassis |
| C1208 | Memory reading and writing error | 23 | Chassis |
| C1209 | Seat depth switch - passenger's | 20 | Chassis |
| C120A | Ignition signal lost | 11 | Chassis |
| C120C | Torque sensor power supply is seriously abnormal | 15 | Chassis |
| C120D | Steering angle invalid | 9 | Chassis |
| C120E | Steering angle not initialized | 9 | Chassis |
| C120F | Steering angle not calibrated | 12 | Chassis |
| C1210 | Fault - engine in running status | 29 | Chassis |
| C1211 | Attempt to restart assist at high speed | 29 | Chassis |
| C1212 | Vehicle speed signal not received | 26 | Chassis |
| C1213 | Seat squab adjustment switch - passenger's | 20 | Chassis |
| C1214 | C1215 Memory switch position 1/2 - passenger's | 14 | Chassis |
| C1215 | C1214/ Memory switch position 1/2 - passenger's | 21 | Chassis |
| C1216 | Memory switch position 3 - passenger's | 22 | Chassis |
| C1217 | Pump motor shorted to ground | 21 | Chassis |
| C1218 | Massage switch - passenger's | 16 | Chassis |
| C1219 | Memory set switch - passenger's | 18 | Chassis |
| C121C | Software configuration invalid | 10 | Chassis |
| C121D | Control Module Improper Shutdown | 10 | Chassis |
| C121E | RAM check error | 11 | Chassis |
| C121F | If CAN signals are not entered from the door module at the passenger's seat that controls the side mirror (indicator) in the passenger's seat, BSD ECU sets DTC and turns off BSD switch LED and inhibits system operation | 11 | Chassis |
| C1220 | Seat squab heater - front passenger's | 15 | Chassis |
| C1221 | Seat squab temperature sensor - passenger's | 21 | Chassis |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.