OBD-II code · Powertrain (generic, extended)
P2E12 Gear Selection Actuator Position Sensor Circuit Low
The ECM detects a circuit low fault on the gear selection actuator position sensor. Reading cannot be used reliably for control.
Is it safe to drive with P2E12?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySignal wire shorted to ground
- PossibleInternal sensor short
- Less likelyConnector pins corroded - high contact resistance
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- Parts involved
- Gear Selection Actuator Position Sensor, Wiring Harness, Tcm
Related codes
- P2E0FGear Lever Position Sensor D Circuit High
- P2E10Gear Selection Actuator Position Sensor Circuit
- P2E11Gear Selection Actuator Position Sensor Range/Performance
- P2E13Gear Selection Actuator Position Sensor Circuit High
- P2E14Gear Selection Actuator Position Sensor Circuit Intermittent/Erratic
- P2E15Intermediate Shaft Selection Actuator Position Sensor Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.