To Adjust Car Headlights, you have to Level your car. After that, Position your car.
Then, Turn the headlights on. Next, ensure the lights are level. Forth, Back your car
exactly 25 feet (7.6 m) from the wall or garage door. After that, Adjust each
headlight separately. Then, Turn the upper screw or bolt to adjust the vertical field.
Next, Turn the side screws or bolts to adjust the horizontal field. Last, Test your
alignment on the road.