Genuine 2004 BMW X3 Fuel Pump

2004 BMW X3 Fuel Pump Parts Questions & Experts Answers

• Q: How to test the fuel pump electrical circuit when the fuel pump does not operate or there is no fuel pressure on 2004 BMW X3?

  A: When you have a car that the fuel pump does not operate or there is no fuel pressure, the first way can follow to test the fuel pump electrical circuit, Slide this electrical connector lock in the direction of the arrow and pull out the connector from the fuel pump as well as the fuel level sender. Place the voltmeter probes on the fuel pump leads on the connector and switch on the fuel pump. You should check battery voltage through the use of a digital multimeter, use the fuel pump connector leads. If voltage and ground exist then the fuel pump is probably bad; if no voltage check the cable between the fuel pump and the fuse of FP relay or EKP. On completing the tests, reconnect the harness connector of the fuel pump.