Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P1D4E | IPM protection fault | 5 | Powertrain |
| P1D4F | Internal control module monitoring lead torque limitation | 15 | Powertrain |
| P1D50 | Inductance over-temperature | 13 | Powertrain |
| P1D51 | AC input voltage sensor (2) low | 13 | Powertrain |
| P1D52 | Internal circuit (1) | 13 | Powertrain |
| P1D53 | Internal circuit (2) | 8 | Powertrain |
| P1D54 | Power network AC voltage too high | 5 | Powertrain |
| P1D55 | Power network AC voltage phase sequence error | 14 | Powertrain |
| P1D56 | ESD hold circuit | 16 | Powertrain |
| P1D57 | Battery charger RAM error | 15 | Powertrain |
| P1D58 | PFC output voltage sensor range | 16 | Powertrain |
| P1D59 | Power network AC electric leakage | 5 | Powertrain |
| P1D5A | FPS-ohjaimen virtapiiri | 10 | Powertrain |
| P1D5B | Sensorvoeding C circuitfout | 10 | Powertrain |
| P1D5C | Krug uzemljenja senzora 1 | 10 | Powertrain |
| P1D60 | Toiteahela 3 viga | 6 | Powertrain |
| P1D61 | The voltage at the high voltage input terminal of the motor control unit (MCU) is abnormal | 8 | Powertrain |
| P1D62 | Motor control unit (MCU) high voltage input terminal voltage is too high (software threshold) | 8 | Powertrain |
| P1D63 | Motor control unit (MCU) high voltage input terminal voltage is too low (software threshold) | 8 | Powertrain |
| P1D64 | Parameter or operation is incorrect | 7 | Powertrain |
| P1D65 | This DTC has been stored in accordance with the detection of DTC P0DA8, P0AE1 or | 7 | Powertrain |
| P1D66 | Current is below lower limit | 7 | Powertrain |
| P1D67 | A/C Compressor High Voltage Circuit Malfunction | 7 | Powertrain |
| P1D68 | Electric Heater High Voltage Circuit Malfunction | 7 | Powertrain |
| P1D69 | Hardware overcurrent | 7 | Powertrain |
| P1D6E | Traction Motor Temperature Sensor Circuit Performance | 6 | Powertrain |
| P1D6F | Motor Control Unit (MCU) - MOS temperature exceeds limit value | 7 | Powertrain |
| P1D70 | Insulated Gate Bipolar Transistor (IGBT) fault | 7 | Powertrain |
| P1D71 | Motor control unit (MCU) temperature sensor sampling value exceeds the valid range | 14 | Powertrain |
| P1D72 | U phase current sensor sampling value exceeds the valid range | 16 | Powertrain |
| P1D73 | V phase current sensor sampling value is lower than the valid range | 8 | Powertrain |
| P1D74 | Phase current sensor sampling value is too large | 14 | Powertrain |
| P1D75 | Motor control unit (MCU) excitation current sensor sampling value exceeds the valid range | 8 | Powertrain |
| P1D76 | DC bus three-phase line interlocking line abnormal (short circuit or open circuit) | 7 | Powertrain |
| P1D77 | Excitation line interlock circuit abnormal (short circuit or open circuit) | 16 | Powertrain |
| P1D78 | Park Solenoid Circuit Low | 15 | Powertrain |
| P1D79 | Park Solenoid Circuit High | 15 | Powertrain |
| P1D7A | U phase circuit interruption | 13 | Powertrain |
| P1D7B | V phase circuit interruption | 6 | Powertrain |
| P1D7C | W phase circuit interruption | 6 | Powertrain |
| P1D7D | Motor control unit (MCU) excitation line abnormal (short circuit or open circuit) | 4 | Powertrain |
| P1D7E | Car crash Signal true | 4 | Powertrain |
| P1D7F | ETC self-learning failure | 6 | Powertrain |
| P1D80 | Motor stalls when phase is missing | 8 | Powertrain |
| P1D81 | Motor blocked | 8 | Powertrain |
| P1D82 | Motor rotation direction is wrong | 9 | Powertrain |
| P1D83 | Motor forward overspeed | 8 | Powertrain |
| P1D84 | Motor reverse overspeed | 8 | Powertrain |
| P1D85 | The motor speed exceeds the limit value | 8 | Powertrain |
| P1D86 | Not working as expected | 6 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.