
Note
The following removal operations are required in order to renew and/or clean the crankcase halves. If the original crankcase halves are to be reused, then the removal of these components is not essential.
Unscrew the screw (17) and remove the oil breather valve (1) with the o-rings (2). Check the condition of o-rings (2) and renew them if necessary.


Unscrew and remove the oil filter support nipple (6) and remove also by-pass spring (7).

Remove the mesh filter (a) from the clutch crankcase half (sect. 4 - 3, Changing the engine oil and filter cartridge).

Remove the drain plug (10) with its seal (9).

Remove gear position sensor (4) by means of the tool number 88713.3407.
Remove the


Remove the cylinder head studs (5) with the aid of the appropriate tool.


To remove the engine sensor (23), unscrew the screw (25) and recover the washer (26).

Check the condition of o-rings (22) and renew them if necessary

Loosen the clutch fluid flow rate adjusting valve (36) and remove the washer (37), the spring (38), the cap (39) and the ball (40).

External components
Refitting the external componentsRemoval of the front brake master cylinder
Warning
The brake master cylinder manufacturer advises against servicing the
brake master cylinder due to the safety critical
nature of this component. Incorrect overhaul of these critical safety components
can endanger rider and passenger safety.
Maintenance operations on these units are l ...
Horn not working
Fault codes
Dds: horn diagnosis -> short circuit to ground (s.C. Gnd).
Dashboard: the error "claxon" (horn) is shown on the service display. The eobd
warning light activates.
Wiring diagram
Db dashboard connection, s horn button. 5 Blue/white - b/w, 1 red/blue - r/b,
db 19 purple/bl ...
Deactivating the service indication on the dashboard
The message "serv" is displayed on the dashboard, indicating that the
motorcycle should be serviced in accordance with
the programmed maintenance plan. This indication is activated after the first
1000 km and thereafter at intervals of
12000 km.
After the scheduled service has been carried ...