OBD-II code · Powertrain (generic)
P0EF0 Drive Motor A Control Module Overtemperature
The drive motor A control module reports overtemperature. Cooling insufficient or load excessive. The drive motor's position, current and temperature are watched continuously; a fault here downgrades the inverter to a safe operating point or triggers torque reduction.
Is it safe to drive with P0EF0?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyCooling insufficient
- PossibleLoad excessive
Symptoms
- EV/hybrid system warning light on
- Reduced motor power or torque
- Possible limp mode or vehicle shutdown
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–8 h
- Emissions test
- Usually unaffected
- Parts involved
- Drive Motor A Cm, Cooling System
Related codes
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.