P28E6
Shift Motor Overspeed
The shift motor exceeds the calibrated maximum speed. Mechanical load lost or rotor position offset.
The shift motor exceeds the calibrated maximum speed. Mechanical load lost or rotor position offset.
Common causes
- high
Mechanical coupling broken - load lost
One of the most commonly reported causes for this code — check this first.
Typical part cost: $440-2420
- medium
Rotor position sensor offset
A plausible cause — test and verify before replacing parts.
Typical part cost: $440-2420
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First things to check
- 1Confirm the code with a scan tool and check for additional related codes.
- 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.
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Related codes
See related trouble codes
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Frequently asked questions
What does P28E6 mean?
P28E6 means "Shift Motor Overspeed". It is a generic OBD-II code that points to a fault in the auxiliary emission controls.
What are the most common causes of P28E6?
mechanical coupling broken - load lost; rotor position sensor offset — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.
Can I keep driving with this code?
This code can put the vehicle into limp or reduced-power mode. Avoid extended driving and have the vehicle diagnosed promptly. Use the Wrenchify app for a full diagnosis specific to your vehicle.
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