Park Pawl Position Sensor B Circuit Low
The redundant park pawl position sensor B reads below the lower diagnostic threshold. Redundancy for the park-engagement check is lost.
Affected components
- Park pawl position sensor b
- Wiring harness
Common causes
- High likelihood: Internal short in sensor element
- Medium likelihood: Signal wire shorted to ground
- Low likelihood: Connector pins corroded - high contact resistance
Diagnostic notes
- The malfunction indicator lamp may illuminate
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.