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Thank you Jerry

Could this also cause a quick misfire?

it will start a little rough, but only for about 3 seconds and then run fine all day....as if no problems at all.

Thanks guys. I checked for the leaking fuel injector but all was good; no leaks on any of them. I ask about the fuel rail pressure because I have seen some people say that it's normal to be "0" in the morning, that doesn't seem right. I've put on the pressure gauge and it stays at a solid...

Hey everyone, quick question (I hope). I have a 99 Wrangler tj 4.o and I can't seem to find the answer of, how much pressure should remain in the fuel rail after it sits overnight? I know it runs at about 49psi and will always leak down a little when I shut it off, but what pressure should it...