Circuit DescriptionThe aftertreatment intake NOx (nitrogen oxides) sensor is a smart device and communicates with the engine control module (ECM)...

Circuit DescriptionThe ECM has internal diagnostics that continuously run and check the internal memory. Component LocationThe ECM mounting location varies,...

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) continuously monitors the engine speed at idle and adjusts fueling to maintain governed idle...

Circuit DescriptionThe Engine Control Module (ECM) continuously monitors the engine speed at idle and adjusts fueling to maintain governed idle...