6312... US version: Remove the horizontal blocking before adjusting the headlight
Special tools required:
- 23 0 490
Check:
Check the adjustment screw for horizontal adjustment for blockage (see illustration. If necessary, refer to HEADLIGHT ADJUSTMENT for the exact positioning of the adjustment screws.)
Desired state:
The adjustment screw for horizontal adjustment must be blocked with a plug (1) (schematic illustration)
Result:
The plug (1) is installed in the adjustment screw for horizontal adjustment (schematic illustration)
The plug (1) shows damages/deformations on the ribs/borings which point to possible manipulations of the headlight adjustment.
Measure:
Remove the blocking from the adjustment screw for horizontal adjustment.
To prevent damages to the vehicle, fix the impact weight (2) of the special tool 23 0 490 by applying adhesive tape (1) near the handle.
Turn the special tools into the 23 0 490 plugs and remove the adjusting screw with a pulling motion (schematic illustration).
Result:
The plug (1) is installed in the adjusting screw for horizontal adjustment and show no damages/deformations which point to possible manipulations of the headlight adjustment (schematic illustration).
Measure:
No check and/or adjustment of the horizontal adjustment is necessary.