Powertrain
generic / SAE
P0DAA
Battery Charging System Isolation Fault
The BMS detects an isolation fault in the battery charging system. HV insulation between charging path and chassis is degraded.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberD / AA
Possible causes
- Charging cable insulation chafed high
- Moisture in charging connector medium
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–3000 €
- Estimated time: 2–10 h
- Component: battery charger
- Component: hv charging cable
- Component: isolation monitor
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012