Check brake pads wear through the inspection hole in the callipers.
Change both pads if friction material thickness of even just one pad is about 1 mm.
Warning
Friction material wear beyond this limit would lead to metal support contact with the brake disc thus compromising braking efficiency, disc integrity and rider safety.

Important
Have the brake pads replaced at a ducati dealer or authorised service centre.

Checking brake and clutch fluid level
Lubricating cables and jointsEvaporative emissions canister system (usa versions only)
Usa models are equipped with an additional system with an evaporative
emissions canister that prevents fuel fumes from
being discharged into the atmosphere.
The breather hose (4) is connected to the canister filter (1); when the fuel
has been filtered, it is returned through the
hose (2) to t ...
Removal of the evaporative emissions canister
Loosen the screws (9) securing the plate (8) to the tank.
Slightly pull the plate (8) with the canister (13), remove the clamps (3) and
(12) and connect hoses (7) and (14).
Release the retainers (b) of the plate (8) to remove it from the canister
(13).
Disconnect the hose ...
Removal of the gearbox assembly
Withdraw the selector fork shafts (30).
Move the forks (28) and (29) to disengage them from the slots in the selector
drum (14).
Withdraw the selector drum (16) taking care not to lose shims (31) and (27)
mounted on the shaft. Note that the
positions of the shims must not be inverte ...