OBD Code P0751

Shift Solenoid “A” Performance or Stuck Off

What’s mean?

OBD2 Code P0751 Definition:
Shift solenoid valve A is turned ON or OFF by the Transmission Control Module (TCM) in response to signals sent from the park/neutral position (PNP) switch, vehicle speed and Engine Control Module (ECM) (throttle opening). Gears will then be shifted to the optimum position.

Symptoms

Possible sumptoms of P0751
– Engine Light ON (or Service Engine Soon Warning Light) – Transmission will not shift gears.

Possible Causes

Possible causes of P0751
– Low transmission fluid level – Dirty transmission fluid – Faulty shift solenoid A valve – Shift solenoid A valve harness or connectors – Shift solenoid A valve circuit is open or shorted The Error code is generally activated on detection of the following conditions: The P0751 code is detected when the gear required by the ECM does not match the actual gear when vehicle is driven.

Possible Solutions