Fuel Pump Control Module (FPCM): Inspection
- Connect the diagnostic tool to the vehicle's data link connector (DLC).
- Check for DTCs and repair any according to the DTC guide.
- Check the power supply voltage provided to the fuel pressure sensor (FPS).
Specification: 5V
- Check the voltage provided to the fuel pressure sensor (FPS) at idle.
Specification : 2.1 - 2.5V
- Release the residual pressure in fuel line. (Refer to the Fuel Delivery System - "RELEASE RESIDUAL PRESSURE IN FUEL LINE ")