fuel question
03-05-2010, 01:28 PM
#1
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Model: Cherokee
fuel question
I have a 1990 4.0l i have just put motor in from another xj (ran good in there) i used all the wireing from under the hood same fuel pump (and another) i have pressure to the regulater but none at the pressure valve on fuel rail. vac lines are on. any ideas Thanks David
03-05-2010, 05:39 PM
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you are getting fuel pressure? so your pump is running when you cycle the key? i know it sounds stupid but make sure you hear the pump running when you turn the key on. i had trouble with mine after engine swap ( long story)and the ground strap was not hooked up and the pump wont run without it.
me 
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