2007 Ford Expedition EL Owner Guide 3rd Printing (Spanish) - Page 499

Lights PANEL DIMMER CONTROL Use to adjust the brightness of the instrument panel and all applicable switches in the vehicle during headlamp and parklamp operation. Move the control to the full upright position, past detent, to turn on the interior lamps. Move the control to the full down position, past detent, to prevent the interior lights from illuminating when the doors are opened. 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. Vertical aim adjustment Before aim adjustment, disable the air suspension system. Refer to Message center in the Driver Controls chapter. 1. Park the vehicle directly in front of a wall or screen on a level surface, approximately 25 feet (7.6 meters) away. • (1) 8 feet (2.4 meters) • (2) Center height of lamp to ground • (3) 25 feet (7.6 meters) • (4) Horizontal reference line 2. Measure the height from the center of your headlamp (indicated by a 3.0 mm circle on the lens) to the ground and mark an 8 foot (2.4 meter) horizontal reference line on the vertical wall or screen at this height (a piece of masking tape works well). 3. Turn on the low beam headlamps to illuminate the wall or screen and open the hood. Cover one of the headlamps so no light from that lamp hits the wall. 85 2007 Expedition (exd) Owners Guide (post-2002-fmt) USA (fus)