OBD-II code · Powertrain (generic)
P0A10 Hybrid Battery Voltage Sense Circuit
The battery management system detects a fault in the high-voltage battery pack voltage sense circuit, used to monitor module-level voltages.
Is it safe to drive with P0A10?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyBMS sense circuit failure
- PossibleCell module imbalance
- Less likelyGround point with elevated resistance
Repair at a glance
- Difficulty
- Shop_only
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–10 h
- Emissions test
- Usually unaffected
- Parts involved
- Bms, Hv Battery, Voltage Sense Wiring
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.