OBD-II code · Powertrain (generic, extended)
P28E6 Shift Motor Overspeed
The shift motor exceeds the calibrated maximum speed. Mechanical load lost or rotor position offset.
Is it safe to drive with P28E6?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyMechanical coupling broken - load lost
- PossibleRotor position sensor offset
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
- 2–8 h
- Emissions test
- Usually unaffected
- Parts involved
- Shift Motor, Shift Motor Position Sensor, Tcm
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.