Powertrain
generic / SAE
P285E
Shift Fork A Actuator Circuit High
The control circuit for shift fork A actuator reports a actuator circuit high condition. Fork engagement cannot be commanded reliably.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number8 / 5E
Possible causes
- Control wire shorted to B+ high
- Open actuator coil medium
- Connector pins corroded - high contact resistance low
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: hard
- DIY: shop recommended
- Estimated cost: 400–2000 €
- Estimated time: 2–8 h
- Component: shift fork actuator a
- Component: wiring harness
- Component: tcm
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012