P0C55
Drive Motor B Position Sensor Circuit A
P0C55 is an OBD-II diagnostic trouble code meaning: Drive Motor B Position Sensor Circuit A. Common causes: motor position sensor b fault, open or short circuit in the circuit. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Motor power loss
- The car goes into emergency mode
- Unstable operation of the hybrid system
- Reduced efficiency of regenerative braking
Causes
- Motor position sensor B fault
- Open or short circuit in the circuit
- Poor contact in the sensor connector
- Wiring harness damage
- Malfunction of the hybrid system control module
How to Fix
- Check the integrity of the sensor circuit
- Inspect connectors and contacts for corrosion
- Check the resistance of the position sensor
- Scan the system for related errors
- If necessary, replace the position sensor
Related codes
Error P0C55 by Vehicle Brand
FAQ
What does the P0C55 code mean?
P0C55 is an OBD-II diagnostic trouble code that indicates: Drive Motor B Position Sensor Circuit A
What causes a P0C55 error code?
The most common causes of P0C55 include: Motor position sensor B fault; Open or short circuit in the circuit; Poor contact in the sensor connector; Wiring harness damage.
How do I fix a P0C55 diagnostic trouble code?
To fix P0C55: Check the integrity of the sensor circuit. Inspect connectors and contacts for corrosion. Check the resistance of the position sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0C55?
Do not drive — repair immediately
How much does it cost to fix P0C55?
The estimated repair cost for P0C55 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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