OBD-II code · Powertrain (generic, extended)
P2DB3 Drive Motor A Temperature Sensor C Circuit Low
The ECM detects a circuit low fault on the drive motor a temperature sensor c circuit. Reading cannot be used reliably for control.
Is it safe to drive with P2DB3?
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
- EV/hybrid system warning light on
- Reduced motor power or torque
- Possible limp mode or vehicle shutdown
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
- Drive Motor A Temp Sensor C, Wiring Harness, Hybrid Control Module
Related codes
- P2DAEDrive Motor A Temperature Sensor B Circuit Low
- P2DB0Drive Motor A Temperature Sensor B Circuit Intermittent/Erratic
- P2DB1Drive Motor A Temperature Sensor C Circuit
- P2DB2Drive Motor A Temperature Sensor C Circuit Range/Performance
- P2DB4Drive Motor A Temperature Sensor C Circuit High
- P2DB5Drive Motor A Temperature Sensor C Circuit Intermittent/Erratic
- P2DB6Battery Charger B Cooling System Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.