2012 Ford F350 Super Duty Owner Guide 4th Printing - Page 89

Lights 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. • the transmission is not in P (Park) 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. • Tap the top or bottom of the 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. 89 2012 F-250/350/450/550 (f23) Owners Guide, 4th Printing USA (fus)