Powertrain
generic / SAE
P0C14
Drive Motor B Inverter Phase U Over Temperature
The inverter phase U of drive motor B reports junction temperature above the protection threshold. Sustained high phase current.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberC / 14
Possible causes
- Sustained phase overload high
- Local cooling failure medium
Symptoms
- EV/hybrid system warning light on
- Reduced motor power or torque
- Possible limp mode or vehicle shutdown
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 800–5000 €
- Estimated time: 3–14 h
- Component: drive motor b inverter phase u
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012