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High idling 90 yj w/2.5/5spd #817985 06/11/07 01:12 PM
Joined: Jul 2005
Posts: 105
RidingRoughshod Offline OP
Wheeler
Starts fine, after driving it for a while(10 min), when I engage the clutch the engine rpm's go to 2200. I ve tried tapping the peddle and pulling on it but it stays the same. This happens consistantly, seems to have gotten worse since it's been hot outside.....

Re: High idling 90 yj w/2.5/5spd [Re: RidingRoughshod] #817986 06/12/07 09:56 PM
Joined: Jun 2006
Posts: 56
fresnodb Offline
Getting the Wheeling Fever
From past experience I'd start by looking for vaccum leaks and / or a bad coolant temp sensor.


Back in the game!
'94 YJ 2.5 all stock.
Re: High idling 90 yj w/2.5/5spd [Re: fresnodb] #817987 06/13/07 12:07 AM
Joined: Jan 2007
Posts: 353
playinmud Offline
Mudrunner
this motors fuel injected right?


WHEN THE ROAD ENDS, THE FUN BEGINS

97 sahara, 4in skyjacker lift, 33in tires, borla header & catback, 10in subs
Re: High idling 90 yj w/2.5/5spd [Re: playinmud] #817988 06/13/07 12:20 AM
Joined: Oct 2003
Posts: 7,768
BigJim Offline
Web Wheeler
Well it CAME fuel injected...unless someone did something really stupid it still should be.
Big JIm <img src="/forums/images/graemlins/pfft.gif" alt="" />


professional bovine relocation specialist
Re: High idling 90 yj w/2.5/5spd [Re: BigJim] #817989 06/13/07 01:58 AM
Joined: Jul 2005
Posts: 105
RidingRoughshod Offline OP
Wheeler
Yeah it's a TBI....Jim, you've always been helpful in the past, any ideas???

Re: High idling 90 yj w/2.5/5spd [Re: BigJim] #817990 06/13/07 02:01 AM
Joined: Jun 2004
Posts: 1,063
cuervo25 Offline
Body Damage is Cool
it may be the iac (idle air control) located on the throttle body. remove the whole throttle body and remove the iac and give it a good thorough cleaning with carb cleaner. especially the iac use a toothbrush if needed. that should help, if not back to the ol drawing board.


out of all the jeeps in this town the d**n gremlin had to invade mine

I've done so much,with so little for so long i can practicly do anything with nothing
Re: High idling 90 yj w/2.5/5spd [Re: cuervo25] #817991 06/13/07 04:27 AM
Joined: Jan 2007
Posts: 353
playinmud Offline
Mudrunner
im with cuervo it sounds to me like the IAC, that was the problem with mine and good cleaning fixed it, well it did it every once in a while after that but it hasnt done it in a really long time, but tomarrow i bet its going to now that i brought it up


WHEN THE ROAD ENDS, THE FUN BEGINS

97 sahara, 4in skyjacker lift, 33in tires, borla header & catback, 10in subs

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