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    Re: Ford Fiesta 97 125 Zetec Emission failure Archived Message

    Posted by Michael whitworth on October 3, 2007, 10:02 pm, in reply to "Ford Fiesta 97 125 Zetec Emission failure"

    Hi Owen,

    Sounds to me like you have an underlying overfueling problem that was being compensated by long term fuel trim, removing the kam fuse has reset fuel trim back to factory default thus revealing a problem that is going to need further testing to see what is heppening.

    Mike

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