OBD-II code · Powertrain (generic, extended)
P2E4C Battery Charger Coupler Temperature Sensor C Circuit Low
The ECM detects a circuit low fault on the battery charger coupler temperature sensor c circuit. Reading cannot be used reliably for control.
Is it safe to drive with P2E4C?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySignal wire shorted to ground
- PossibleInternal sensor short
- 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
- Easy
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.3–2 h
- Emissions test
- Usually unaffected
- Parts involved
- Battery Charger Coupler Temp Sensor C, Wiring Harness, Bms
Related codes
- P2E51Battery Charger Coupler Temperature Sensor D Circuit Low
- P2E49Hybrid/EV Electronics Coolant Pump B Stuck/Stalled
- P2E4ABattery Charger Coupler Temperature Sensor C Circuit
- P2E4BBattery Charger Coupler Temperature Sensor C Circuit Range/Performance
- P2E4DBattery Charger Coupler Temperature Sensor C Circuit High
- P2E4EBattery Charger Coupler Temperature C Too High
- P2E4FBattery Charger Coupler Temperature Sensor D Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.