Ducati Multistrada 1000DS Owner's Manual page 68

Note for the USA version:
To remove the low beam bulb (7) disconnect
connector (A) from the wiring then turn the bulb counter
clockwise and extract the burnt-out bulb (fig. 57). Replace
it with a new one with the same rating. When refitting,
turn the bulb clockwise to lock it on the bulb body.
E
High beam (lower)
Disconnect connector (8) from the terminals on high beam
bulb (fig. 58)
Disconnect the clip (9) from the bulb socket by pushing
down and then squeezing the ends.
Pull the clip up (9).
68
7
USA
8
LOCK LOCK
OPEN OPEN
A
fig. 57
9
fig. 58