This function indicates that the vehicle is about to or has travelled a distance for which an authorised ducati service centre should be contacted to have the general maintenance or oil change performed.
Maintenance table

First warning - oil service 1000 km
The first warning is activated at 1000 km (600 miles) of odometer reading.
The (red) warning is activated as a large icon for 10 seconds upon every key-on (1, fig. 30) Then as a small warning that remains displayed (2, fig. 31) Until it is reset.
Warning
This message can only be reset by the ducati dealer or authorised service centre that performs the maintenance.


Riding style function (riding style change)
Residual range indication when the service is dueTft - parameter setting/display
Warning
Any adjustments to the dashboard must only be carried out when the
motorcycle is stationary. Never operate the
dashboard controls while riding the motorcycle.
At the end of the check, the dashboard always displays as the "main"
indication the odometer (tot) on the left and the
averag ...
Refitting the rear mudguard
Place the rear mudguard (8) on the swingarm, fitting the screws (9) with
recommended threadlocker.
The screw (9) in the bottom hole of the rear mudguard (8) must be installed with
the washer (r).
Tighten the screws (9) to a torque of 5 nm +/- 10% (sect. 3 - 3, Frame torque
settings).
...
Removal of the tail light
Disconnect the connectors (a) and (b) of the tail lights (1) and (13).
Loosen the screws (4) and slide the tail lights (1) and (13) to the rear side;
recover the four spacers (3) and the washers
(14).
...