Mercedes-Benz ML 320 Operator's Manual page 225

5. (High beams on):
Simultaneously turn adjusting screws (1 and 2)
counterclockwise to adjust headlamp downward,
clockwise upward) equally until bubble in the
level (7) is centered on the "0" mark.
Graduations:
screw 1: 0.50° pitch,
screw 2: 0.67° pitch.
6. Horizontal headlamp aim (High beams on):
Turn adjusting screw (2) (left headlamp:
counterclockwise to adjust to the left, clockwise to
the right [right headlamp in opposite direction])
until the headlamp (high beam pattern) is centered
about the vertical centerline (1) as shown.
The left and right headlamps must be adjusted
individually.
Exterior lamps
Instruments
Operation
and controls
222
Instrument
Driving
cluster display
7. For proper aim, the indicator (8 on page 261) should
align with the "0" mark after horizontal adjustment.
Graduations: 0.33° pitch.
Note:
If it is not possible to obtain a proper headlamp
adjustment, have the system checked at your authorized
Mercedes-Benz Light Truck Center.
Practical hints Car care
Technical
Index
data