ohms for crankshaft position sensor on a 1990
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Junior Member
Joined: Feb 2011
Posts: 85
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From: south mo.
Year: 1990
Model: Cherokee
Engine: 4.0
i have 2 90 xjs. one i just got running yesterday....fuel pump issues today the other craps out. started fine, pulled forward, shut off for a while came back to leave in it....no start. sputters a little, fires once in a while, wont run. i tested cps on the running one and it show OL on the digital meter. tested the non-running one and it shows 194 ohms. im fairly certain thats the issue but dont know the proper range. (fuel pressure 39 psi so ruled it out) has spark sometimes but not consistant. i searched and found how to replace it but not how to test it besides unplug and replug .....i did this but still no start. thanks in advance!
CF Veteran




Joined: Nov 2010
Posts: 5,840
Likes: 117
From: In the middle of Minnesota!
Year: 1999
Model: Cherokee
Engine: 4.0
Testing procedure is detailed in this thread. Good luck!
http://www.jeepforum.com/forum/f11/c...ailing-639123/
http://www.jeepforum.com/forum/f11/c...ailing-639123/
Thread Starter
Junior Member
Joined: Feb 2011
Posts: 85
Likes: 0
From: south mo.
Year: 1990
Model: Cherokee
Engine: 4.0
hey thanks! i had just found that. now...how do i know i dont have a 91 set up in one. it test ok for a 91 but not a 90.... i know one has had a motor rebuild...im not sure if they rebuilt the original motor or upgraded. im baffled! im lookin all over for answers. thanks for helpin.
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