The activation of this (amber yellow) "warning" indicates that the engine coolant temperature is high.
It is activated when the temperature reaches 121C (250f).
Note
In this case, ducati recommends stopping and shutting off the engine immediately; make sure that the fans are working.

Low hands free key (hf) battery level
Steering release error - steering still lockedRemoval of the front brake system
Note
For the abs front braking system, also refer to sect. 7 - 5, Abs system
operating information, sect. 7 - 6, System
components, sect. 7 - 7, Abs components maintenance.
Undo the special screw (3), collect the sealing washers (4), and release the
front brake master cylinder assembly (1 ...
Hydraulic clutch control
Special screw
Sealing washer
Clutch master cylinder
Clutch hydraulic pipe (metal braid)
Screw
Spare stand
Washer
Microswitch
Pin
Bleed valve
Screw
Roller
O-ring
Clutch control rod
Clutch lever
Dust cap
Bleed valve
Special screw
Sealing washer
Boot
Plug
...
Removal of the cylinder heads
Using the tool code 88713.2676, Undo the nuts (21) on the cylinder head stud
bolts.
Remove the cylinder head nuts (21) and special washers (22).
Remove the cylinder head assembly by lifting it off the engine studs.
Repeat the same procedure for the other cylinder head. ...