2001 Mitsubishi Montero idle to high

2001 MITSUBISHI MONTERO
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EARP
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Engine Mechanical problem
2001 Mitsubishi Montero Two Wheel Drive Automatic 68,000 miles

2001 Mitsubishi Montero Sport XLS 3.0 replaced engine with a 2002 3.0 low mileage engine will no idle to spec of 650 to 700. My engine idles at 1200. I have no vaccum leak I cleaned the throttle plate and throttlebody I also replaced the idle air control but still idles to high need help
Apr 25, 2010 at 10:56 AM
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LEGITIMATE007
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is there a check engine light on?
Apr 28, 2010 at 1:56 PM
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LEGITIMATE007
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check the throttle position sensor.
Apr 28, 2010 at 1:57 PM
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