Oct 142015
 

2003 Mini Cooper SMy fuel pump turns on for 2 seconds and then shuts off so there is never any fuel pressure in the fuel rail which should have 50 psi to run the car the car The car just wont start Ive switched fuel pumps new fuel filter and still nothing need your help please

  One Response to “2003 mini cooper S”

  1. 2003 Mini Cooper Fuel Pump Wiring Diagram
    Sounds like your fuel pump relay may be bad. The relay gets power from fuse#20(20A) that should show battery voltage at all times. And gets activated with key in “ON” or “RUN” through fuse#34(10A).

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