OBD-II code · Powertrain (generic, extended)
P2DBF Battery Charger B Coupler Lock Position Sensor Circuit High
The ECM detects a circuit high fault on the battery charger b coupler lock position sensor circuit. Reading cannot be used reliably for control.
Is it safe to drive with P2DBF?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySignal wire shorted to B+
- PossibleOpen sensor
- Less likelyConnector pins corroded - high contact resistance
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Battery Charger B Coupler Lock Sensor, Wiring Harness, Bms
Related codes
- P2DBCBattery Charger B Coupler Lock Position Sensor Circuit
- P2DBDBattery Charger B Coupler Lock Position Sensor Circuit Range/Performance
- P2DBEBattery Charger B Coupler Lock Position Sensor Circuit Low
- P2DC0Battery Charger B Coupler Lock Position Sensor Circuit Intermittent/Erratic
- P2DC1Starter/Generator Phase X Current Sensor Circuit
- P2DC2Starter/Generator Phase X Current Sensor Circuit Range/Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.