Powertrain
generic / SAE
P0A7B
Hybrid Battery Pack State of Charge Low
The battery management system detects state of charge below the operating threshold for too long, preventing hybrid drive operation.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberA / 7B
Possible causes
- Charging system fault high
- Parasitic drain on HV side medium
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: shop only
- DIY: shop recommended
- Estimated cost: 400–3000 €
- Estimated time: 2–10 h
- Component: hv battery
- Component: bms
- Component: charging system
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012