P28E3
Shift Motor Phase U-V-W Performance
The phase currents of the shift motor do not match the commanded commutation pattern within tolerance. Sensor or driver synchronisation off.
The phase currents of the shift motor do not match the commanded commutation pattern within tolerance. Sensor or driver synchronisation off.
Common causes
- high
Rotor position sensor offset
One of the most commonly reported causes for this code — check this first.
Typical part cost: $440-2420
- medium
Phase current imbalance
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 P28E3 mean?
P28E3 means "Shift Motor Phase U-V-W Performance". It is a generic OBD-II code that points to a fault in the auxiliary emission controls.
What are the most common causes of P28E3?
rotor position sensor offset; phase current imbalance — 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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