Lamp:Amber Reason:ECM power supply errors have been detected. Effect:Possible reduced engine performance. Circuit Description:The Engine Control Module (ECM) receives constant...

Circuit DescriptionThe ECM continuously monitors the engine’s fault code status to determine if any fault codes critical to successful engine...

Circuit DescriptionThe ECM continuously monitors the engine’s fault code status to determine if any fault codes critical to successful engine...

Circuit DescriptionThe engine control module (ECM) receives constant voltage from the batteries through the unswitched battery wires that are connected...

Circuit DescriptionThe engine control module (ECM) receives constant voltage from the batteries through the unswitched battery wires that are connected...

Circuit DescriptionThe fuel lift pump circuit is a discrete output in the engine control module (ECM) that controls the electric...