Car Problem Reports

Ford Taurus Problem With Idle Air Bypass Valve May Cause Engine Performance Problems

Ford Taurus Problem
12 Reports
Me Too

Model Years Affected: 1990, 1994, 1998, 2002, 2004, 2005

Engines Affected: 3.0L V6, 3.0L V6 DOHC, 3.0L V6 SHO

Average Mileage: 136,816 mi (80,000 mi - 275,000 mi)


If you experience difficulty starting the engine when cold, stalling at idle, or hesitations during acceleration, it may be the idle air bypass valve. This valve helps the vehicle idle steady when the accelerator pedal is not pressed.

  • , , 3.0L V6, 80,000 mi

    Difficult to start in cold weather. Slow acceleration

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  • , , 3.0L V6 DOHC

    Same thing with my car

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  • , , 3.0L V6, 100,000 mi

    Losing power on acceleration.

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  • , , 3.0L V6, 130,896 mi

    I had to replace the starter because it stalled me at the clinic. The oil was dripping down in the starter. It's hard to start my Taurus in the cold. While driving it feels like someone is rear ending me. The transmission bumps. When I turn my car off it has a faint clicking under the hood. I've never been sent anything for recalls before. My email address is

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  • , , 3.0L V6

    PVC Valve warn to the point of wide open at idle and acceleration. Look and see of it is close air off or it will effect IAB valve.

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  • , , 3.0L V6, 275,000 mi

    crappy idle no power on acceleration please call with advice 540.494.7937 Earl
    thank you

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  • ,

    Only on cold mornings my 2004 Ford Taraus wont start, It will turn over but just wont fire up and go.

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  • , , 3.0L V6 SHO, 100,000 mi

    idling is too slow

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