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Re: Idle Speed Control Ford On EEC-IV EFI
Posted to Technical Discussion Forum on 3/6/2003 1 Reply

David,

Alan is corect. The ABV is supplied with 12v. The ECA duty cycles the ground for the ABV producing a sawtooth pattern caused by inductance reactance. A lower average voltage here on the control side indicates a more active ABV and an increase in desir... Login to read more.

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