Powertrain
generic / SAE
P0AC0
Hybrid Battery Cooling System Performance
The BMS detects insufficient cooling performance for the HV battery, where pack temperature rise during operation exceeds expected value despite active cooling.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberA / C0
Possible causes
- Coolant pump failed high
- Battery radiator clogged medium
Inspection / repair
- Difficulty: shop only
- DIY: shop recommended
- Estimated cost: 400–2500 €
- Estimated time: 1.5–8 h
- Component: battery cooling system
- Component: electric coolant pump
- Component: battery cooling fan
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012