OBD-II code · Powertrain (generic)
P0D51 Battery Charger Hybrid/EV Battery Output Current Sensor Circuit
The ECM detects a circuit fault on the battery charger hybrid/ev battery output current sensor circuit. Reading cannot be used reliably for control.
Is it safe to drive with P0D51?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor 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
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- Parts involved
- Battery Charger Hv Output Current Sensor, Wiring Harness, Bms
Related codes
- P0D4EBattery Charger Hybrid/EV Battery Output Voltage Sensor Circuit Low
- P0D4FBattery Charger Hybrid/EV Battery Output Voltage Sensor Circuit High
- P0D50Battery Charger Hybrid/EV Battery Output Voltage Sensor Circuit Intermittent/Erratic
- P0D52Battery Charger Hybrid/EV Battery Output Current Sensor Circuit Range/Performance
- P0D53Battery Charger Hybrid/EV Battery Output Current Sensor Circuit Low
- P0D54Battery Charger Hybrid/EV Battery Output Current Sensor Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.