87 Cherokee wont start help..

madjeeper

New member
i bought a 87 jeep cherokee pioneer and it wont start
i ve tried many many things to fix it nothing has worked

new alternator, starter, battery, bat cables, starter relay, spark plugs, ignition coil, newer fuel pump and fuel filter...

any suggestions?


i think it might be the fuel pump because when i replaced the fuel pump the new one made a humming noise when i turned the key it no longer does
i also know that 1 of my fuel injectors are bad maybe more
 

We could help more with a little more information...............is it getting spark?? Is it getting fuel??? Does it turn over at all??? Details, details, details..............they help alot.
 
i rented a fuel pressure tester and it reads zero fuel pressure
fuel came out of the valve stem looking thing by the fuel injectors
and my fuel pump doesnt hum when i turn the key


not sure about spark, dont know to much about cars
how do i test to see if it is getting spark?
 
i decided to drop the tank and test the fuel pump
when i hooked the pump up to my battery it seemed to work fine.


anyone know which relay is for the fuel pump?
 
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