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Engine Runs away at odd times
1999 Ford Ranger

Engine Runs away at odd times

(1999 Ford Ranger)
when stoping sometimes it races wideopen until you completely stop
in Cookeville, TN on April 01, 2011
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on April 01, 2011
Chances are the throttle body is very dirty and getting stuck open when the engine/tranny are downshifting on decelration. It could aslo be a problem with the idle air control motor malfunctioning. Have a reputable shop check/diagnose the problem for you.
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General Diagnosis
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on April 01, 2011
Chances are the throttle body is very dirty and getting stuck open when the engine/tranny are downshifting on decelration. It could aslo be a problem with the idle air control motor malfunctioning. Have a reputable shop check/diagnose the problem for you.
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