Powertrain
generic / SAE
P271B
Park Pawl Position Sensor A Circuit High
The position sensor for park pawl A reads above the upper diagnostic threshold. Wiring faults of this kind typically come from chafing, water ingress at connector seals, or pin push-back — a wiggle test on the harness while the code is active often confirms the location.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number7 / 1B
Possible causes
- Open sensor element high
- Signal wire shorted to the 5 V reference medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1.5–5 h
- Component: park pawl position sensor a
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012