Circuit DescriptionThe exhaust gas recirculation (EGR) temperature sensor is a variable resistor sensor and is used to measure the temperature...

Circuit DescriptionThe ECM supplies 5 volts to the intake manifold temperature signal circuit, and monitors the change in voltage caused...

Circuit DescriptionThe ECM calculates a differential pressure across the turbocharger using the intake manifold pressure sensor and the crankcase pressure...

Circuit DescriptionThe variable geometry turbocharger (VGT) is electronically activated by the VGT actuator. The VGT actuator is a smart device...

Circuit DescriptionThe coolant level sensor is a switch and is used to measure the level of the engine coolant in...

Circuit DescriptionCertain anti-lock braking (ABS) controllers communicate with the engine control module (ECM) through the SAE J1939 data link. Under...