89 Ford f250 7.3idi truck runs for about 15 minutes just about the time it warms up it dies and will not restart if out is air intrusion I can't find it.
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Does it die when the fast idle kicks off?
Sounds like you need a statt ( not the problem) tho.
Truck has 152000 miles on it I'm sure is the original ip I just replaced injectors with Reman BB coded injectors all pop test good I have fat idle disconnected for now it seems to run good until truck gets too normal operating temp then dies and I can't restart I tried peering water on ip to see if out was getting heat soaked and it still won't restart I've tried cracking injectors while cranking thinking if out was air intrusion it would be vapor locked and I could get it running but still no luck. I think I'm ready to sell and get away from the 7.3idi for good
Your ip is literally only good for 125k
MAX
Does it still have grey paint on it?
Reman bb's are issue #2
#3 could be timing.
You may have a short in the thermo switch for high idle.
Sounds like electrical, when it dies (hot) does the ip fuel sol. still click?
That's what I was thinking, the High Idle Switch may be controlling the FSS..... have you "fiddled" with the wiring around the IP lately? We've had a couple members that got the IP FSS hooked to the High Idle switch, and when the coolant gets warm enough to activate the switch, truck dies till it cools off again...........
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