Hi, My wife's P Reg Ford Feista has a problem that comes and goes, when you accelorate then put the cluch down, the engine continues to ref but get louder and faster the faster your going! i know that a sensor clean has fixed this in the past but what one and how to i dont know. any suggestions :)
its the connection to the throttle position sensor try unplugging it cleaning with WD40 and replugging it ,if not replace it part number is (1 150 138)
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