Calgary Jeep Association

Author Topic: jeep wont start help  (Read 714 times)

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Offline giorno71

  • Baby Wheeler
  • Posts: 86
jeep wont start help
« on: November 10, 2009, 07:51:23 PM »
i swapped out my 4 banger in my 94 yj for a 6 out of a 92 Cherokee  then it ran good for 4 months straight then it started to spit and buck at about 100 degrees . now it wont start at all so i decided to see if it was the computer, i hooked up the 4 cyl computer and it starts and idles fine for running only on 4 cyls . so i put my computer in my friends jeep ( 95 yj) and his starts and runs fine, try ed his computer in my jeep and same thing, no go .changed every sensor i can think of and pick up coil in the distributor. I'm at a real loss here

Offline hps4evr

  • Administrator
  • Talks waaay too much!
  • Posts: 2959
Re: jeep wont start help
« Reply #1 on: November 10, 2009, 09:02:43 PM »
fuel issue?
YJ=Y’all Jealous

Offline giorno71

  • Baby Wheeler
  • Posts: 86
Re: jeep wont start help
« Reply #2 on: November 10, 2009, 10:18:37 PM »
nope  all injectors working fine


Offline Axemanjay

  • Budget Lift
  • Posts: 104
Re: jeep wont start help
« Reply #3 on: November 10, 2009, 11:27:14 PM »
How's the coolant level?

Enough fuel pressure? How old is you fuel filter?
92 YJ in its remodeling phase.

Offline giorno71

  • Baby Wheeler
  • Posts: 86
Re: jeep wont start help
« Reply #4 on: November 10, 2009, 11:57:46 PM »
coolant is good,  bran new fuel filter, tryed a different fuel pump and no change.   fuel pressure for the 6 and 4 cyl is the same