Error code

OBD2 P0766

OBD2P0766
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Shift Solenoid 'D' Performance or Stuck Off.

Severity

moderateCan drive but shifting problems will worsen over time.

Summary

P0766 indicates that shift solenoid D is not performing correctly or may be stuck in the off position, affecting transmission operation.

Common Causes

  • Wiring issues
  • Faulty shift solenoid

Fixes

  • Replace faulty shift solenoid or repair wiring.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.