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1998 4.6 dies when hot

  • Thread starter Thread starter str8illone
  • Start date Start date Sep 12, 2010
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str8illone

New Member
Sep 12, 2010
1
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0
Sep 12, 2010
#1
  • Sep 12, 2010
  • #1
Ok...I have a 98 4.6 and after I drive it for about 20-30 minutes the car will die acting like it runs out of gas and wont restart for around 20-30 mins., if I try to restart the car right after it dies it will run poorly for a split second. The MIL (check engine) light does not come on and there are no codes being set at this time. I have checked the fuel pressure and that is good. I have replaced the CKP because it was cheap and easy, and still have the same problem. I took a look at all of the TSB's and found nothing. Does anybody have some ideas?
 

nsmabee

New Member
May 15, 2010
5
0
0
Nov 9, 2010
#2
  • Nov 9, 2010
  • #2
I had a similar problem back in one of my old fox body Mustangs. It was the alternator to battery cable. It took me months trying to figure it out. I did a PA performance alternator swap which required upgrading the wiring. The old one was very brittle, and after the change, never had another problem. So check out the electrical side...my guess anyways.
 
9

96GT410

New Member
Nov 22, 2010
1
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0
Nov 22, 2010
#3
  • Nov 22, 2010
  • #3
Could be the throttle control motor. Mine was not overheating but had the symptoms. it was that.
 

Ron6995

New Member
May 11, 2010
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1
Vancouver Island
Jan 9, 2011
#4
  • Jan 9, 2011
  • #4
Hook up a scan tool and read what the temp sensor is telling the computer. mayby its thinking its way too cold or hot and pounding fuel in or starving it?
Thats 1 possibility.
 
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