OBD-II code · Powertrain (generic)
P0CBC Drive Motor A Coolant Temperature Sensor Circuit
The ECM detects a circuit fault on the drive motor a coolant temperature sensor circuit. Reading cannot be used reliably for control.
Is it safe to drive with P0CBC?
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
Symptoms
- EV/hybrid system warning light on
- Reduced motor power or torque
- Possible limp mode or vehicle shutdown
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Drive Motor A Coolant Temp Sensor, Wiring Harness, Hybrid Control Module
Related codes
- P0CB9Hybrid/EV Battery Temperature Sensor P Circuit Low
- P0CBAHybrid/EV Battery Temperature Sensor P Circuit High
- P0CBBHybrid/EV Battery Temperature Sensor P Circuit Intermittent/Erratic
- P0CBDDrive Motor A Coolant Temperature Sensor Circuit Range/Performance
- P0CBEDrive Motor A Coolant Temperature Sensor Circuit Low
- P0CBFDrive Motor A Coolant Temperature Sensor Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.