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Ford Fore Aft Oxygen Sensor Control (FAOSC).
Posted to Technical Discussion Forum on 8/27/2003 4 Replies

Jonathan Riggle pointed out in another thread that Ford is using rear o2 sensor (cms/catalyst monitor sensor/ POST CATALYST O2 sensor) for closed loop mixture control on SOME applicatoions.

Does anyone have any listings of what applications are using this? I... Login to read more.

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