To check the headlight aim, place the motorcycle upright with
the tyres inflated to the correct pressure and one person sitting
astride the motorcycle. The motorcycle should be perfectly
vertical, with its longitudinal axis at right angles to a wall or
screen at a distance of 10 metres. Draw a horizontal line on the
wall at the height of the centre of the headlight and a vertical
one in line with the longitudinal axis of the motorcycle.
If possible, perform this check in conditions of low ambient
Switch on the low beam headlight:
The height of the upper limit between the dark area and the
lit area must not be more than nine tenths of the height of
the centre of the headlamp from the ground.
This is the procedure specified by Italian regulations
for checking the maximum height of the light beam.
Owners in other countries should adapt this procedure to the
regulations in force in the country where the motorcycle is