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-   Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here (https://www.cherokeeforum.com/f2/)
-   -   setting things straight (https://www.cherokeeforum.com/f2/setting-things-straight-87882/)

robby655 May 3, 2011 06:38 PM

setting things straight
 
so i have a 1989 cherokee "pioneer" with a 4.0l in it that is having some rough idle issues. so i called up my local 4x4 shop and they said this year didnt even come in a 4.0... so any info on this would be great! i am new to the 4x4 scene

manzitron May 3, 2011 06:40 PM

I'm pretty sure they're full of baloney since I have one as well...

robby655 May 3, 2011 06:45 PM

hmm the guy seemed to be in quite a rush so maybe he wasnt really paying attention. but i have changed air filter, plugs and wires and still am getting a rough idle.. hmmm? do we have check engine lights manz?

freegdr May 3, 2011 06:48 PM

Quote:

Originally Posted by robby655 (Post 985345)
hmm the guy seemed to be in quite a rush so maybe he wasnt really paying attention. but i have changed air filter, plugs and wires and still am getting a rough idle.. hmmm? do we have check engine lights manz?

no 87 thru 90 are renix rea jeeps there is no check engine light or a way of accessing trouble codes by rough idle do you mean a stutter or idle goes up and down

robby655 May 3, 2011 06:50 PM

well when starting it just is very hesitant... to a point where it almost dies just putting it into gear from park.. just no balls.. but its only like that sometimes

freegdr May 3, 2011 06:53 PM

search cleaning iac motor ,here the xj bible down load and enjoyhttp://www.filestube.com/537d2723635...ual-84-93.html

freegdr May 3, 2011 06:54 PM

oh and by the way i also have one of those rare 4.0s that are not in xjs

E-Rok May 3, 2011 06:54 PM

Quote:

Originally Posted by robby655 (Post 985334)
so i have a 1989 cherokee "pioneer" with a 4.0l in it that is having some rough idle issues. so i called up my local 4x4 shop and they said this year didnt even come in a 4.0... so any info on this would be great! i am new to the 4x4 scene

sounds like a typical auto parts store cashier

mentalbreakdown00 May 3, 2011 06:55 PM

check cap and rotor also? try fuel filter? check fuel pressure?

jeepxj19 May 3, 2011 06:58 PM

Theres a write up on here on how to clean ur iac. Are u throwing an codes? have u tryed runnin seafoam throgh it

mike mike May 3, 2011 07:06 PM

My wife also has one of the nonexistent 89 pioneer 4.0s. Wouldn't take anything to that shop!!

robby655 May 3, 2011 07:19 PM

yeah what the heck. he sounded so sure of himself too! that kinda bugs me... specially cause its the only 4x4 shop in town!! haha ill try giving my iac a deep cleaning tomorrow in my auto tech class. any other suggestions? im kinda lookin in the dark without my precious obd2 :( (no codes!)

jeepxj19 May 3, 2011 07:20 PM

Thats ok, a guy at my local advanced auto tryed telling me they didnt make wranglers in 96

robby655 May 3, 2011 07:23 PM

hey my jeep seems to also be running pretty hot for even just around the town driving... could these two problems be some how linked?

freegdr May 3, 2011 07:26 PM

Quote:

Originally Posted by robby655 (Post 985385)
hey my jeep seems to also be running pretty hot for even just around the town driving... could these two problems be some how linked?

not likely check the clutch fan out tomorrow


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