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Daytime running lamps (DRL) (if equipped)
Turns the headlamps on with a reduced output.
In order for the DRLs to function:
• the ignition must be in the on position and
• the headlamp control is in the
, parking lamp or autolamp position.
WARNING: Always remember to turn on your headlamps at
dusk or during inclement weather. The Daytime Running Lamp
(DRL) system does not activate the tail lamps and generally may not
provide adequate lighting during these conditions. Failure to activate
your headlamps under these conditions may result in a collision.
PANEL DIMMER CONTROL
Use to adjust the brightness of the
instrument panel when exterior
lights are on.
• Rotate the thumbwheel from left
to right to brighten the
instrument panel.
• Rotate the thumbwheel from right
to left to dim the instrument
panel.
• Rotate fully to the right (past detent) to turn on interior lamps.
• Rotate to the left position (past detent) to turn off the interior lamps
and to disable the illuminated entry feature. When the control is in the
far left position, it acts as a dome lamp defeat/override.
Note: If the battery is disconnected, discharged, or a new battery is
installed, the dimmer switch requires re-calibration. Rotate the dimmer
switch from the full dim position to the full dome/on position to reset.
This will ensure that your displays are visible under all lighting
conditions.
AIMING THE HEADLAMPS
The headlamps on your vehicle are properly aimed at the assembly plant.
If your vehicle has been in an accident, the alignment of your headlamps
should be checked by your authorized dealer.
Lights
74
2010 F-150 (f12)
Owners Guide, 1st Printing
USA (fus)