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Function Control Dial

WARNING: This page is about a different car, the 2002 Mercury Villager. However, it is still accessible from the selected car via links, so may be relevant.

Function control dial operates heat/defrost mode doors via electric actuators. Selection of mix, defrost, panel, panel/floor, floor, outside/recirculated or OFF mode directs airflow to chosen outlets. In defrost mode, compressor clutch may be engaged to dehumidify defrost air.