P0770 MERCEDES-BENZ Code: Meaning, Causes, and Symptoms | OBD2 Codes

P0770 MERCEDES-BENZ – Shift Solenoid ‘E’ Malfunction


P0770: DIY Repairing Video Tutorial


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P0770 MERCEDES-BENZ Possible Symptoms

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

P0770 MERCEDES-BENZ 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 MERCEDES-BENZ 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.