PowertrainP1B31
SeriousSeverity: Serious - have it checked soon
IGBT overheating
Key terms: Control module: a small computer that runs one part of the car · Powertrain: engine, transmission and emissions
1What it means in plain English
The engine or powertrain control system has stored a fault that does not have specific guidance in this database yet.
2Common causes
- Sensor or actuator fault
- Wiring or connector fault
- Vacuum or intake leak
- Fuel or ignition problem
- Control module fault
3Can I drive?
Stop safely and switch the engine off if the car is overheating, smoking or smells of burning, and have it recovered. Do not keep driving.
This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.
4Brand data 9
| Brand | Code | Description | System |
|---|---|---|---|
| BYD | P1B31 | IGBT overheating Brand | Powertrain |
| Chery | P1B31 | Domian 1 power supply fault Brand | Powertrain |
| EOBD | P1B31 | Spanning pack te laag Brand | Powertrain |
| Hyundai | P1B31 | No description available | Powertrain |
| Mitsubishi | P1B31 | Brake fluid pressure sensor Brand | Powertrain |
| Peugeot | P1B31 | No description available | Powertrain |
| Proton | P1B31 | Brake fluid pressure sensor Brand | Powertrain |
| MG (SAIC) | P1B31 | Traction Motor Serious Fault Brand | Powertrain |
| Suzuki | P1B31 | Vehicle Speed Pulse Output Short to Vcc Brand | Powertrain |
Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.
5Related codes
Browse Pxxx codes or P1B3xx codes.