OBD-II code · Powertrain (generic)
P0CA6 Hybrid/EV Battery Charging Current High
The HV battery charging current exceeds the safe upper limit. Risk of cell damage from overcurrent.
Is it safe to drive with P0CA6?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyCharger output current too high
- PossibleCurrent sensor drifted
- Less likelyPack cell imbalance approaching service threshold
Symptoms
- EV/hybrid system warning light on
- Reduced power output or limp mode
- Charging may fail or be slowed
- Reduced electric range
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 3–14 h
- Emissions test
- Usually unaffected
- Parts involved
- Hv Battery, Bms
Related codes
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.