2002 Jeep Grand Cherokee "test fuel pump turning key" Questions

fuel rail. You should hear the pump in the tank come on when you turn the key on. If not check the fuse, pump and asd relay and the pump itself. Another common cause is a bad crank position sensor. If

...ignition before it will start. What is wrong with my Jeep? if it has electric fuel pump turn the key on but dont start the engine you should hhear the pump turn on. do a pressure test on your fuel ...

...fuel pump. When u turn ur key on you should hear a buzzing like sound from the rear of the vehicle. If not, and ur car don' start, probably fuel pump. Just to verify the faulty fuel pump, have an ...

...20 years old or you ran it out of fuel,it may have failed. Listen for the pump at the tank while someone cycles the ignition key. Just the pump at the relay,test for fuel pressure at the fuel rail ...

...over till you shut the engine off. If the fuel pump is good try this test. Turn the key to the on position & do not start the engine. You will hear the fuel pump running if the oil switch is ...

test you can do is to remove the main fuel hose outlet from the fuel filter. Turn the key on and see if any fuel comes from it. If not then chances are your fuel pump is faulty and you need to replace

fuel pump. The ground comes thru the computer so you can test the ground side of the connector by cycling the key and checking for continunity from ground to frame. This test will confirm the computer

...test light or volt meter on the power wire to the pump see if it lights up. it should only stay lit for a few seconds. if you ge power for a few seconds you know you have the right wire. if none of ...

...fuel pump by two different mechanics, and so we replaced both the pump and fuel filter and it did not make any difference with the stalling problem. We have also used fuel injector cleaner, manually ...

...test. A faulty fuel pump wont show up either...next time it stalls check to see if you can hear the pump running when you turn the key on. (filter may be part of the regulator on top of the pump unit ...