Honda Civic Service Manual page 1641

'99 - 00 models
1. Clean the outer lens so that you can see the center
of the headlights (A).
l , -
2.
Park the vehicle in front of a wall or a screen (A).
A
4 .
Open the hood.
Turn the horizontal adjuster so that the arrow on
the horizontal indicator gear (A) is pointing up.
7.5 m (25 ft)