Powertrain
generic / SAE
P0EDF
Hybrid/EV Battery Pack B Deterioration
The BMS detects deterioration in HV battery pack section B. Capacity or internal resistance outside service limits.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberE / DF
Possible causes
- Cells aged - capacity reduced high
- Internal resistance increased 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: 1500–12000 €
- Estimated time: 4–24 h
- Component: hv battery pack b
- Component: bms
- MIL / check engine light
- drive cycle required
- limp mode possible
Sources
References
sae:J2012