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Cold Weather Idle

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Old 12-08-2010, 05:52 PM   #1
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Cold Weather Idle

ok so just to start off i know that my truck idles high at start in the cold now the problem then my truck starts it idles smooth but after driving a little while when i put it is park or N the idle is high low high low it is like it can not decide if it was to stay at cold idle or not WHATS wrong lol i have no clue
this truck has never done this in warm weather

FYI my truck is 1988 Toy v6 EFI 4x4 if you need any more info let me know
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Old 12-09-2010, 03:07 PM   #2
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i would guess the cold start injector is having fits. mine just got stuck open the other day and i had to unplug it to get my truck to even start. thats just my best guess from your info provided
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Old 12-09-2010, 03:10 PM   #3
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Coolant temperature sensor, or cold start injector.
Mine did this with the Coolant temperature sensor, 20 bucks from autozone and i was good to go!
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Old 12-09-2010, 03:12 PM   #4
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Air is trapped in the cooling system. Coolant is low. Head gasket is leaking into the cylinders...
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