OBD-II code · Powertrain (generic, extended)
P2BE4 Hybrid/EV Battery Pack Current Sensor C Circuit
The hybrid control module detects a circuit fault on the high-voltage battery pack current sensor C. Pack-level current measurement is impaired.
Is it safe to drive with P2BE4?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyCurrent sensor failed
- PossibleWiring or connector fault
- 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
- 2–6 h
- Emissions test
- Usually unaffected
- Parts involved
- Hybrid Battery Current Sensor C, Wiring Harness, Bms
Related codes
- P2BE1Hybrid/EV Battery Coolant Level Sensor Range/Performance
- P2BE2Hybrid/EV Battery Coolant Level Sensor Circuit Low
- P2BE3Hybrid/EV Battery Coolant Level Sensor Circuit High
- P2BE5Hybrid/EV Battery Pack Current Sensor C Circuit Range/Performance
- P2BE6Hybrid/EV Battery Pack Current Sensor C Low
- P2BE7Hybrid/EV Battery Pack Current Sensor C High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.