1999 Ford Explorer Engine runs rough, upon starting

1999 FORD EXPLORER
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TOM C
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  • 1 POST
Engine problem
1999 Ford Explorer V6 Four Wheel Drive Automatic 52,000 miles
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When starting this newly aquired low milage vehicle, the engine idle varies in rpm, till it warms up, then it runs great.
Dec 10, 2007 at 1:55 PM
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RASMATAZ
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Have the engine coolant temperature sensor, throttle position sensor, and the idle air control valve check.
Dec 10, 2007 at 2:10 PM
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JFALLS6880
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  • 5 POSTS
i had a simialr problem. Changes the idle air control valve, throttle psotion sensor adn mass air flow senosr. Helped a little but didn't solve the problem.

tunred out to be a vaccum line had come disconnected.
Dec 15, 2007 at 4:49 PM
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