Code result
P28EC
Shift Motor Position Sensor Exceeded Learning Limit
High severity
What it means
The required adaptation offset for the shift motor position sensor exceeds the calibrated learning window. Sensor or mechanism out of nominal range.
Is it safe to drive?
No — stop driving
This code can put the vehicle into limp or reduced-power mode. Avoid extended driving and have the vehicle diagnosed promptly.
Most likely causes
Mechanical wear shifted end-stops
highOne of the most commonly reported causes for this code — check this first.
Sensor reference drifted
mediumA plausible cause — test and verify before replacing parts.
Related help
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