OBD Codes List

Diagnostic reference · P0C5B

P0C5B

Drive Motor A Position Sensor Circuit B Range/Performance

System
Powertrain control (P code)
Lamp
Check Engine Light
Category
Powertrain - Fuel/Air Metering

What it means

P0C5B means Drive Motor A Position Sensor Circuit B Range/Performance.

Where it lives

For P0C5B, the description names the sensor as the part involved.

Check these first

  • A faulty hybrid vehicle motor
  • A position sensor circuit B fault on motor A
  • An open or short in the motor A position sensor B wiring
  • A poor electrical connection at the position sensor B connector

What to do next

  1. Read the motor A position sensor B signal on a scan tool
  2. Compare position sensor B with position sensor A
  3. Inspect the position sensor connector and wiring
  4. Test the position sensor B circuit for open and short faults
  5. Replace the hybrid vehicle motor if the sensor B signal stays out of range
  6. Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.