Powertrain
generic / SAE
P09A5
Gate Select Position Circuit B High
The gate select position circuit B reports a high fault. Selector gate position cannot be reliably measured on this channel.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number9 / A5
Possible causes
- Position sensor failed high
- Wiring fault medium
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
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 120–700 €
- Estimated time: 0.5–3 h
- Component: gate select position sensor b
- Component: wiring harness
- Component: tcm
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012