Ford 1996 Windstar Manual page 123

Instrument Panel Controls
The headlamp controls
Fog Lamps (If equipped)
The fog lamp switch is located on the center of the instrument
panel.
Fog lamp switch
The fog lamps act as a supplement to the low beam headlamps
under limited visibility conditions such as rain, snow, dust or
fog and operate only when the low beam headlamps are on.
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