Ducati MONSTER S2R Owner's Manual page 105

Tank filler plug (fig. 20)
Opening
Lift the protective cap (1) and insert the key into the lock.
Give the key a 1/4 turn clockwise to unlock.
Lift the plug.
E
Closing
Close the plug with the key inserted and push it into its
seat. Turn the key anticlockwise to the initial position
and take it out. Close the protective cap (1).
Notes
The plug can only be closed with the key inserted.
Warning
After each refuelling (see page 41) always make
sure that the plug is correctly replaced and locked.
28
1
1/4
OPEN
0
fig. 20