When service coupon threshold is achieved, upon every key-on the system displays the indication of the type of intervention that is required (oil service or desmo service).
The (red) warning is activated as a large icon for 10 seconds upon every key-on (1) then as a small warning that remains displayed (2) until it is reset.
After reset, the system will display again the type of intervention required next and the residual range (as described in the previous paragraph).

Residual range indication when the service is due
Warning indication (alarms/signals)Clutch cover
Clutch-side crankcase cover
Screw
Screw
Oil level sight glass
Screw
Plate
Bush
Sealing ring
Shim washer
Circlip
O-ring
Locating bush
O-ring
Plug
Sealing washer
Screw
Plug
Panel
Spare parts catalogue
Diavel abs clutch-side crankcase cover
Diavel carbon
a ...
Removal of the intake manifold and coolant union
Loosen the clips (f) and remove the hoses (t).
Remove the manifolds (25) undoing the screws (21).
Loosen the clamp (a) and remove the hose (b). Remove the union (12) and
recover the seal (24).
...
On/off switch on handlebar
Introduction
The on/off switch on the handlebar is used to switch the dashboard on and
off, if a key has been detected, and start the
engine.
With the switch turned to "run off" (centre position), pushing downwards
switches the dashboard on or off (activating
the button inside the switch). ...