P2100 Mercedes: Throttle Control Motor Relay Circuit Open

P2100 Mercedes

Fault Code P2100 Mercedes throttle control motor realy circuit open.Power supply for the throttle motor relay is provided to the ECM through throttle control motor relay.The throttle control motor realy ON/OFF is controlled by the engine control module (ECM). When the ignition switch is turned ON,engine control module sends ON signal to throttle control motor … Read more