P0C5E
Drive Motor A Position Sensor Circuit B Intermittent/Erratic
What it means
P0C5E means Drive Motor A Position Sensor Circuit B Intermittent/Erratic.
Where it lives
For P0C5E, the sensor sits on the circuit this code reports. The description of P0C5E reports a fault at the sensor.
Check these first
- A chafed wire in the drive motor A position sensor B harness
- A sensor B connector that loses contact when hot
- A position sensor B winding with an intermittent fault
- Vibration loosening the sensor B mounting
- Electrical interference on the sensor B signal
What to do next
- Road test and watch drive motor A position sensor B data
- Wiggle test the sensor B connector and harness
- Flex the harness while watching the sensor B signal
- Check the sensor B mounting for looseness
- Replace the sensor if the signal drops out
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.