248Exterior lamps
Technical
data
Instruments
and controls
Operation Driving
Instrument
cluster display
Practical hints Car care Index
5. Horizontal headlamp aim (Low beams on):
Turn adjusting screw (1) (Right front headlamp:
counterclockwise to adjust to the left, clockwise to
the right; left front headlamp: counterclockwise to
adjust to the right, clockwise to the left.) until the
headlamps (low beam) illuminate the test screen as
shown. The vertex of the angle formed in each beam
image should align with the vertical centerline (8) of
each lamp. The left and right headlamps must be
adjusted individually.
6. This indicator (7) in the sight glass should align
with the “0” mark after any horizontal adjustment.
If it does not, depress latch (5) and remove access
cover (4) from the headlamp (left side only). Insert
and turn screwdriver on adjuster (3) until scale (7)
is centered on the “0” mark.
Graduations: 0.38° pitch.
7. Reinstall access cover (4).
Note:
If it is not possible to obtain a proper headlamp
adjustment, have the system checked at your authorized
Mercedes-Benz Center.