Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P0C35 | Hybrid Battery Temperature Sensor 'F' Circuit Low | 26 | Powertrain |
| P0C36 | Hybrid Battery Temperature Sensor 'F' Circuit High | 26 | Powertrain |
| P0C3E | DC/DC converter temperature sensor 'B' range/performance | 26 | Powertrain |
| P0C4E | Drive motor 'A' position exceeded learning limit | 25 | Powertrain |
| P0C4F | Drive motor 'B' position exceeded learning limit | 24 | Powertrain |
| P0C73 | Motor Electronics Coolant Pump A Control Performance | 29 | Powertrain |
| P0C74 | Motor electronics coolant pump 'B' control performance | 21 | Powertrain |
| P0C76 | IUMPR DID for the DTC Read | 30 | Powertrain |
| P0C78 | Hybrid/EV Battery System Precharge Time Too Long | 28 | Powertrain |
| P0C79 | Drive Motor A Inverter Voltage Too High | 27 | Powertrain |
| P0C7A | Drive motor 'B' inverter voltage too high | 25 | Powertrain |
| P0C7B | Generator inverter voltage too high | 22 | Powertrain |
| P0C7D | Hybrid/EV Battery Temperature Sensor G Circuit Range/Performance | 26 | Powertrain |
| P0C7E | Hybrid Battery Temperature Sensor 'G' Circuit Low | 26 | Powertrain |
| P0C7F | Hybrid Battery Temperature Sensor 'G' Circuit High | 26 | Powertrain |
| P0C82 | Hybrid/EV Battery Temperature Sensor H Circuit Range/Performance | 26 | Powertrain |
| P0C83 | Transponder antenna failure | 26 | Powertrain |
| P0C84 | Transponder tag reading failure | 26 | Powertrain |
| P0C89 | Hybrid/EV Battery Temperature Sensor I Range/Performance | 16 | Powertrain |
| P0C8A | Hybrid/EV Battery Temperature Sensor I Circuit Low | 16 | Powertrain |
| P0C8B | Hybrid/EV Battery Temperature Sensor I Circuit High | 16 | Powertrain |
| P0C8E | Hybrid/EV Battery Temperature Sensor J Range/Performance | 16 | Powertrain |
| P0C8F | Hybrid/EV Battery Temperature Sensor J Circuit Low | 17 | Powertrain |
| P0C90 | Hybrid/EV Battery Temperature Sensor J Circuit High | 16 | Powertrain |
| P0C93 | Hybrid/EV Battery Temperature Sensor K Range/Performance | 16 | Powertrain |
| P0C94 | Hybrid/EV Battery Temperature Sensor K Circuit Low | 17 | Powertrain |
| P0C95 | Hybrid/EV Battery Temperature Sensor K Circuit High | 17 | Powertrain |
| P0C98 | Hybrid/EV Battery Temperature Sensor L Range/Performance | 16 | Powertrain |
| P0C99 | Hybrid/EV Battery Temperature Sensor L Circuit Low | 17 | Powertrain |
| P0C9A | Hybrid/EV Battery Temperature Sensor L Circuit High | 16 | Powertrain |
| P0CA6 | Hybrid/EV Battery Charging Current High | 17 | Powertrain |
| P0CA9 | Hybrid/EV Battery Temperature Sensor M Circuit Range/Performance | 16 | Powertrain |
| P0CAA | Hybrid/EV Battery Temperature Sensor M Circuit Low | 16 | Powertrain |
| P0CAB | Hybrid/EV Battery Temperature Sensor M Circuit High | 16 | Powertrain |
| P0CAE | Hybrid/EV Battery Temperature Sensor N Circuit Range/Performance | 15 | Powertrain |
| P0CAF | Hybrid/EV Battery Temperature Sensor N Circuit Low | 16 | Powertrain |
| P0CB0 | Hybrid/EV Battery Temperature Sensor N Circuit High | 17 | Powertrain |
| P0CB3 | Hybrid/EV Battery Temperature Sensor O Circuit Range/Performance | 16 | Powertrain |
| P0CB4 | Hybrid/EV Battery Temperature Sensor O Circuit Low | 17 | Powertrain |
| P0CB5 | Hybrid/EV Battery Temperature Sensor O Circuit High | 17 | Powertrain |
| P0CB8 | Hybrid/EV battery temperature sensor 'p' circuit range/performance | 14 | Powertrain |
| P0CB9 | Hybrid/EV battery temperature sensor 'p' circuit low | 15 | Powertrain |
| P0CBA | Hybrid/EV battery temperature sensor 'p' circuit high | 15 | Powertrain |
| P0CE9 | Electronic water pump control circuit open circuit | 15 | Powertrain |
| P0CEA | Hybrid/EV electronics coolant pump 'A' performance | 14 | Powertrain |
| P0CED | Right controller or buzzer failure | 14 | Powertrain |
| P0CF3 | Control pilot circuit /open | 13 | Powertrain |
| P0CF4 | Control pilot circuit range/performance | 15 | Powertrain |
| P0CF9 | ECU internal memory failure | 14 | Powertrain |
| P0D21 | Battery Charger A Output Voltage Too Low | 16 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.