Powertrain
generic / SAE
P0CFF
Hybrid/EV Battery Pack Coolant Pump A Stuck/Stalled
The HV battery pack coolant pump A is mechanically stuck or has stalled. Battery thermal management severely impaired.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberC / FF
Possible causes
- Pump impeller jammed high
- Motor seized medium
- Pack cell imbalance approaching service threshold low
Symptoms
- EV/hybrid system warning light on
- Reduced power output or limp mode
- Charging may fail or be slowed
- Reduced electric range
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–2500 €
- Estimated time: 2–8 h
- Component: hv battery pack coolant pump a
- Component: battery pack coolant loop
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012