P0C18
Drive Motor B Position Sensor Not Learned
P0C18 is an OBD-II diagnostic trouble code meaning: Drive Motor B Position Sensor Not Learned. Common causes: motor position sensor b fault, damage to wiring or connectors. Estimated repair cost: $33–133.
Symptoms
- Power Loss
- Unstable engine operation
- Check Engine light comes on
- Problems with switching modes in the hybrid system
Causes
- Motor position sensor B fault
- Damage to wiring or connectors
- Problems with the hybrid system control unit
- Mechanical engine damage
How to Fix
- Check engine position sensor B
- Inspect wiring and connectors for damage
- Diagnose the hybrid system control unit
- Perform sensor training procedure
Related codes
Error P0C18 by Vehicle Brand
FAQ
What does the P0C18 code mean?
P0C18 is an OBD-II diagnostic trouble code that indicates: Drive Motor B Position Sensor Not Learned
What causes a P0C18 error code?
The most common causes of P0C18 include: Motor position sensor B fault; Damage to wiring or connectors; Problems with the hybrid system control unit; Mechanical engine damage.
How do I fix a P0C18 diagnostic trouble code?
To fix P0C18: Check engine position sensor B. Inspect wiring and connectors for damage. Diagnose the hybrid system control unit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0C18?
Do not drive — repair immediately
How much does it cost to fix P0C18?
The estimated repair cost for P0C18 is $33–133. Actual cost depends on your vehicle, location, and labor rates.
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