P0770 Code: Meaning, Causes, and Symptoms | OBD2 Codes

P0770 – Shift Solenoid ‘E’ Malfunction


P0770 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light),Transmission will not shift gears.


P0770 Possible Causes


Low transmission fluid level,Dirty transmission fluid,Faulty shift solenoid ‘E’ valve,Shift solenoid ‘E’ valve harness is open or shorted,Shift solenoid ‘E’ valve circuit poor electrical connection


P0770 Description


Shift solenoid valve ‘E’ 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.