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need help 96 powerstroke

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Old Sep 24, 2010 | 12:07 PM
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need help 96 powerstroke

posting for a friend. 1996 7.3 powerstroke. truck will start up and run till engine temp reaches 180, then it will blow grayish smoke and shut down, will not restart till it cools of, then does the same thing again. any help please. truck is mostly stock, 3" dp 4" exhaust, air intake and tuner
 
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Old Sep 24, 2010 | 12:19 PM
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Has he been in a lot of rain/water? Could be water in the IDM, wag. Easy check, unbolt from drivers inside fender, unplug it and shake it to see..
 
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Old Sep 24, 2010 | 02:48 PM
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i wil pass that along to him. thanks brent
 
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Old Sep 24, 2010 | 02:54 PM
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Sounds like classic IPR O ring bad...Its a cheap test . Take it out and look at it...
 
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Old Sep 24, 2010 | 06:41 PM
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may want to go with what Rick said, he's smarter than me...
 
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Old Sep 24, 2010 | 07:34 PM
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Yep what Rick said. Classic symptom of IPR o-rings
 
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Old Sep 24, 2010 | 08:29 PM
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No water in the idk. And the o-ring looks good. Now what?
!
 
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Old Sep 24, 2010 | 08:34 PM
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Change em and put it back in
 
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Old Sep 24, 2010 | 08:59 PM
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Originally Posted by powerstroke 96
No water in the idk. And the o-ring looks good. Now what?
!
If the IPR o Ring is not the problem . you may have an injector O ring issue...
 
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Old Sep 24, 2010 | 09:31 PM
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May have it fixed. Replaced the ipr o-ring and the fuel filter o-ring. Test drive time
 
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Old Sep 24, 2010 | 10:01 PM
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Not fixed. Shuts off right at 185. Does it have a second temp switch for the CPU?
 
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Old Sep 25, 2010 | 04:19 PM
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need more help. i think we replaced the wrong o-ring. where is the ipr?
 
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Old Sep 25, 2010 | 04:27 PM
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https://www.ford-trucks.com/forums/9...ot-solved.html
 
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Old Sep 25, 2010 | 05:52 PM
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thanks. got it out. one o-ring has a small nick in it but not torn do you think that is the proplem? we r going to replace them while we r in here anyways. but no one has them till tues.
 
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Old Sep 25, 2010 | 05:56 PM
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Could well be ...
 
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