Use the tool code 88713.1805 To hold the driving pulley on the engine crankcase against rotation.
Important
If this operation is carried out with the engine installed in the frame, hold the driveshaft pulleys against rotation using the tool code 88713.2011 Mounted on the alternator cover.
Loosen the nut (15) using the socket supplied with the service tool.

Remove the nut (15), the spacer (20) and the outer pulley (18).

Remove the first woodruff key (16) from the timing belt driveshaft.
Remove the intermediate spacer (19) and the inner pulley (18).

Remove the inner spacer (17) and second woodruff key (16) on the timing belt driveshaft.

It is now possible to remove the circlip (10) on the driveshaft.

Disassembly of the camshaft pulleys
Refitting the timing belt driveshaft pulleysRemoval of the starter motor idler gear
Slide the gear pin (21) complete with the gear (19) and washer (20).
Warning
Pay attention to the washer (20) since it may fall inside the
crankcase half.
At this point, it is possible to remove the starter motor as described in
sect. 6 - 3, Starter motor. ...
Refitting the timing belt driveshaft pulleys
To fit the circlip (10) in the driveshaft seat, use the tool code 88713.2834.
Install the inner spacer (17) on the driveshaft, taking care to align the
notch in the spacer with the slot for the woodruff
key.
Fit the first woodruff key (16) on the timing belt driveshaft.
Locate the ...
The immobilizer system
For additional antitheft protection, the motorcycle is
equipped with an immobilizer, an electronic system that
locks the engine automatically whenever the ignition switch
is turned off.
The grip of each ignition key contains an electronic device
that modulates the output signal from a special ...