Questions & Answers for: fuel pressure test 1998 jeep

...turned off. Turn your ignition on. You should hear your fuel pump come on. If not, check your fuse, and fuel pump relay. The only other way is to put a pressure gauge on your test port or in the

...its idling at about 650- fuel pressure 55psi both key on and run. Sounds like a bad fuel injector. Shop would need to run a contribution test to confirm. I must say, good detective work, good

fuel pressure when first started cold and symptoms would be present, then test again after engine warmed up & running good. There should be a difference, as in lower pressure when cold. If once it

...fuel pressure problems. What must be done is to have all the basic testing done such as a scan of the system for fault codes as well as a check with a live data scanner tool for engine functions that ...

...cylinders, no engine stated. check fuel pressure check engine compression. all that good, crank with test fuel if engine flooding crank with wide open throttle to clear the flood. is this the