1993 Jeep Grand Wagoneer Base 8 Cyl 5.2L
why does my fuel pump moduals start clicking repeatedly when key is turned but pump dont always come on
i replaced the fuel pump when i try to turn on the vehicle after turning key i hear the modual click it eather takes a while and the pump will eventually tuen on or the moduals start clicking over and over till it turns on but now that its cold it won't turn on at all when the pump does turn on finally if it does the check ingine light will come on not before
Nissan Technical Advisor 12/15/2010
Perform a fuel pressure test to check if the fuel pump indeed delivers fuel to the fuel lines. Diagnose what the check engine has to say. To learn how to perform fuel pressure test, click the link below.