OBD
P0CA6
Hybrid/EV Battery Charging Current High
What it means
P0CA6 means Hybrid/EV Battery Charging Current High.
Check these first
- Overcharging of the hybrid battery pack
- A defective battery cell
- A charging algorithm that does not match the pack
- A battery management system fault
- A short in the charging circuit
What to do next
- Read hybrid battery charging current on a scan tool
- Check the pack for overcharge
- Inspect the battery cells for damage
- Verify the charging algorithm and calibration
- Service the failed component once isolated
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.