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1988 Ford F-150 STARTS & RUNS FOR SHORT TIME

Tiny
ROUNDTRACKER75
  • MEMBER
  • 1988 FORD F-150
  • V8
  • 2WD
  • AUTOMATIC
  • 81,699 MILES
I have this truck that was towed to my shop, from another shop, it had a no start, checked fuel pressure had no pressure, replaced eec & fuel pump relay, engine will start & runs about 5 mins, it will shut down, I have no spark & no injector pulse, it has new dist & pcm, after about an hour it will restart and run about 5 mins again
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Wednesday, May 19th, 2010 AT 9:28 AM

1 Reply

Tiny
OBXAUTOMEDIC
  • MECHANIC
  • 3,711 POSTS
Hello,

I ran into a similar problem with an 89 e150. The only difference was that it would run for a bout 20 - 30 minutes. I finally track it down to the Coolant Temp Sensor after about 2 weeks. Also do not use the Plastic Sensors in this model they don't seem to last but a month or so.

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Thursday, September 10th, 2020 AT 10:53 AM

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