Fuel Pump
- Check the power supply voltage provided to the Fuel Pressure Sensor (FPS).
Specification: 5 V
Pin Function 1 Fuel sender (-) 2 Fuel pressure sensor signal 3 Fuel pressure sensor ground 4 Ground 5 CAN_LOW 6 Fuel sender (+) 7 - 8 Fuel pressure sensor (+) 9 CAN_HIGH 10 Battery (+) - Check the voltage provided to the FPS at idle.
Specification: 1.9 V - 3.2 V
- Check the fuel pressure in the low fuel line.
(Refer to Fuel Delivery System - "FUEL PRESSURE TEST ")