Ducati 749S 2002 Manuel D'utilisation Et Entretien page 114

Left switch (fig. 18)
1) Dip switch, light dip switch, two positions:
position = low beam on;
position = high beam on.
2) Switch = 3-position turn indicator:
centre position = OFF;
position = left turn;
position = right turn.
To reset turn indicators, switch returns to central
E
position, push in.
3) Button = warning horn.
4) Button = passing.
24
4
1
3
2
fig. 18