OBD-II code · Powertrain (generic, extended)
P2C94 Hybrid/EV Battery Contactor Control Supply Circuit/Low
The supply circuit for the hybrid battery contactor control reports a low condition. Contactor coils may not energise as expected.
Is it safe to drive with P2C94?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySupply wire shorted to ground
- PossibleSupply rail collapses under load
- 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
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- Parts involved
- Hybrid Battery Contactor Control Supply, Wiring Harness, Bms
Related codes
- P2C91Crankcase Ventilation System - Hose B Disconnected
- P2C92Hybrid/EV Battery Contactor Control Supply Circuit/Open
- P2C93Hybrid/EV Battery Contactor Control Supply Circuit Range/Performance
- P2C95Hybrid/EV Battery Contactor Control Supply Circuit/High
- P2C96Hybrid/EV Battery Disable Circuit/Open
- P2C97Hybrid/EV Battery Disable Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.