Mercury 1996 Grand Marquis Manual page 107

Setting the Autolamp On/Off Delay
System
The autolamp sets the headlamps to turn on and
off automatically. You can use the autolamp to:
turn on the lamps automatically at night
turn off the lamps automatically during
daylight
keep the lamps on for up to three minutes
after you turn the key to OFF.
The autolamp system on the left side of the instrument
panel
To activate the autolamp feature, simply turn the
headlamp knob counterclockwise towards the
autolamp delay area. The autolamp
automatically turns the lamps on and off for
you.
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