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Daytime running lamps (DRL) (if equipped)
Turns the headlamps on with a reduced output.
To activate:
• the ignition must be in the on position,
• the headlamp control is in the off or parking lamp position and
• the parking brake must be disengaged.
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 and all applicable
lit components in the vehicle during
headlamp and parking lamp
operation.
• Tapthetoporbottomofthe
control to brighten/dim all interior
lit components incrementally, or
• Press and hold at the first
position the top or bottom of the
control until the desired lighting level is reached.
• Press and hold the top of the control to the full on position to activate
the “dome on” feature. This will turn on the interior courtesy lights.
The lights will remain on until the bottom of the control is pressed.
Note: If the battery is disconnected, discharged, or a new battery is
installed, the dimmer control requires re-calibration. Press the dimmer
control from the full dim position to the full on position to reset. This
will ensure that your displays are visible under all lighting conditions.
AIMING THE HEADLAMPS
Your vehicle is equipped with an aerodynamic headlamp system. The
aerodynamic headlamps can only be aimed in the vertical direction
(up/down) using the procedure following. The headlamps on your vehicle
are properly aimed at the assembly plant and should not normally need
adjustment.
Lights
88
2011 F-250/350/450/550 (f23)
Owners Guide, 1st Printing
USA (fus)