Circuit DescriptionThis circuit is used for limp home acceleration if communication between the engine controlmodule (ECM) and fuel pump is...

Circuit DescriptionThis circuit provides a secondary fuel shutoff signal from the engine control module (ECM) to the fuel pump. Component...

Circuit DescriptionThis circuit provides a secondary fuel shutoff signal from the engine control module (ECM) to the fuel pump. Component...

Circuit DescriptionFuel pump self-test is provided at power-up. In an ideal case, an active Fault Code 374indicates a fuel pump...

Circuit DescriptionThe ECM contains the calibration-specific parameter to control the engine’s performance and diagnostics. The fuel pump has its own...

Circuit DescriptionThe ECM contains the calibration-specific parameter to control the engine’s performance and diagnostics. The fuel pump has its own...