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

Circuit DescriptionThe aftertreatment particulate matter sensor is a smart device and communicates with the engine control module (ECM) via the...

Circuit DescriptionThe aftertreatment SCR intermediate NH3 (ammonia) sensor is a smart device that communicates with the engine control module via...

Circuit DescriptionThe air shutoff valve is either an original equipment manufacturer (OEM) or Cummins® installed component that shuts off the...

Circuit DescriptionThe engine control module (ECM) provides a 5 volt supply to the fuel rail pressure sensor using a dedicated...

Circuit DescriptionMessages sent from OEM VECUs or transmission ECUs are received by the Cummins® ECM and used for controlling the...