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AT A LOSS...

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Old Dec 17, 2010 | 08:50 PM
  #1  
1sttimexjer's Avatar
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From: High Point, NC
Year: 1999
Model: Cherokee
Engine: 4.0 Inline 6
Default AT A LOSS...

i have a 99 cherokee sport. i went to crank it today and it wont crank. at first it cranked but it was sputtering and then shut off. it has gas and its trying to turn over, it just wont. it sounds like its trying to suck in more air. im thinking its the injectors not getting enough fuel for it to crank. help me out please...i need thoughts and ideas.

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Old Dec 17, 2010 | 09:02 PM
  #2  
Ender's Avatar
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From: Southern California
Year: 1989 Laredo
Model: Cherokee
Engine: 4.0 Inline 6 Renix
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CPS?
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Old Dec 17, 2010 | 09:28 PM
  #3  
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From: Saginaw, Mi
Year: 99
Model: Cherokee
Engine: 4.0
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junk cap and rotor/ miss fire issue
cheap solution first
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Old Dec 18, 2010 | 12:25 AM
  #4  
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From: High Point, NC
Year: 1999
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I drove it not even 24 hrs before and everything was fine if that changes anything
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Old Dec 18, 2010 | 12:49 AM
  #5  
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From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
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any way to post a video of it trying to start and the noise
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Old Dec 18, 2010 | 01:58 AM
  #6  
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Year: 1999
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Originally Posted by freegdr
any way to post a video of it trying to start and the noise

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Old Dec 18, 2010 | 02:05 AM
  #7  
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From: Everett, WA
Year: 1992
Model: Cherokee
Engine: 4.0
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Your video is private
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Old Dec 18, 2010 | 02:10 AM
  #8  
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From: High Point, NC
Year: 1999
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sorry my fault. its viewable now
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Old Dec 18, 2010 | 02:19 AM
  #9  
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From: Calgary, Alberta
Year: 1996
Model: Cherokee (XJ)
Engine: 4.0L
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Can you smell fuel? If you can smell fuel then you're PROB getting enough fuel and it's an air issue. You could always try testing the IAC motor. Easy way to tell if it's that is just take it out and if jeep starts with it out = your problem.
Either that or bad cps could be throwing off what injector to squirt when
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Old Dec 18, 2010 | 02:21 AM
  #10  
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From: High Point, NC
Year: 1999
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i indeed can smell fuel
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Old Dec 18, 2010 | 02:23 AM
  #11  
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From: Calgary, Alberta
Year: 1996
Model: Cherokee (XJ)
Engine: 4.0L
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then you dont have a fuel problem, it's getting to the cylinders just not burning. you know where the IAC is? It's only two torx screws to take out. If you take it out and it turns over and revs super duper high (nothing to fix the flow) then you need a new one
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Old Dec 18, 2010 | 02:27 AM
  #12  
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From: High Point, NC
Year: 1999
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no i dont but i can find it. expensive?
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Old Dec 18, 2010 | 02:31 AM
  #13  
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From: Calgary, Alberta
Year: 1996
Model: Cherokee (XJ)
Engine: 4.0L
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Well you can just go to a jy and get one for maybe 25 bucks (I got one out of a 4.0L that had twice as many miles as mine, but it still works lol) or if your weary about junk yard parts get one new maybe like... 50 or 60 bucks? Make sure that it's the problem though, you have a 99 just like me there's no gasket for the IAC you can just pop it out and put it back on without sealing or anything.
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Old Dec 18, 2010 | 02:33 AM
  #14  
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From: High Point, NC
Year: 1999
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thats not too bad. thanks for all the help. ill try that tomorrow
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Old Dec 18, 2010 | 02:34 AM
  #15  
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From: Calgary, Alberta
Year: 1996
Model: Cherokee (XJ)
Engine: 4.0L
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http://www.4x4wire.com/jeep/tech/eng...dy01/body2.jpg
not sure why it's called IAS... but thats it
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