Ford Mercury Villager 1997 Owner's Manual page 84

keep the headlamps on for approximately three minutes after
you turn the key to OFF
To set the autolamp:
1. Make sure the headlamp control knob is in the OFF position.
If the knob for the headlamps is on, the autolamp system is
canceled.
2. Turn the ignition key to start your vehicle.
3. Use the autolamp thumbwheel to activate the autolamp
feature. It is located to the left of the instrument cluster. The
white mark indicates the approximate center of the
thumbwheel.
Autolamp thumbwheel location
4. Move the thumbwheel all the way to the right. The
autolamp will automatically turn the lamps on and off.
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