OBD-II code · Powertrain (generic)
P0905 Gate Select Position Circuit
Electrical fault on the gate selector position sensor used on automated manual transmissions to determine which shift gate is selected.
Is it safe to drive with P0905?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyPosition sensor failed
- PossibleWiring fault
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1.5–6 h
- Emissions test
- Usually unaffected
- Parts involved
- Gate Select Position Sensor, Wiring Harness
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.