OBD Code P0759

Shift Solenoid “B” Intermittent

What’s mean?

OBD2 Code P0759 Definition:
Shift solenoid valve B 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 P0759
– Engine Light ON (or Service Engine Soon Warning Light) – Transmission will not shift gears.

Possible Causes

Possible causes of P0759
– Faulty shift solenoid B valve – Shift solenoid B valve harness or connectors – Shift solenoid B valve circuit is open or shorted – Low transmission fluid level – Dirty transmission fluid The Error code is generally activated on detection of the following conditions: The P0759 code is detected when the gear required by the ECM does not match the actual gear when vehicle is driven.

Possible Solutions