Powertrain
generic / SAE
P2791
Gate Select Direction Circuit Low
Voltage on the gate-select direction line is below the expected window. 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 / 91
Possible causes
- Signal wire shorted to ground high
- Internal short in sensor medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 100–700 €
- Estimated time: 0.8–2.5 h
- Component: gate select sensor
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012