Code result
P0766
Shift Solenoid D Performance or Stuck Off
High severity
What it means
Shift Solenoid D Performance: the component is electrically intact but its response does not match the command. Shift solenoids route transmission hydraulic pressure to engage the gears; faults cause harsh, delayed, or missed shifts.
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
Solenoid sticking mechanically
highOne of the most commonly reported causes for this code — check this first.
Related help
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