Powertrain
generic / SAE
P0C54
Drive Motor A Position Sensor Circuit A Circuit Intermittent/Erratic
The position sensor channel A of drive motor A reports a circuit intermittent/erratic fault. Phase commutation feedback impaired on this channel.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberC / 54
Possible causes
- Connector not seated high
- Noisy ground reference medium
- Connector with intermittent contact under vibration low
Symptoms
- EV/hybrid system warning light on
- Reduced motor power or torque
- Possible limp mode or vehicle shutdown
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–2500 €
- Estimated time: 2–8 h
- Component: drive motor a position sensor a
- Component: wiring harness
- Component: hybrid control module
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012