Ford Mercury Villager 1997 Owner's Manual page 114

Dual Electric Remote Controlled Mirrors (If equipped)
If you have power side view mirrors, you can adjust them in any
direction by using the mirror controls on the instrument panel.
This switch operates with the ignition in ON or ACC.
The mirror control switch is on the instrument panel to the left of
the steering wheel.
To adjust the remote controlled side mirrors:
1. Select the right or left mirror by moving the selector switch to
R or L.
2. Move the control knob in the direction you want to move the
mirror.
3. Return the selector switch to the middle position to keep the
mirror in place.
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