The activation of this (amber yellow) "warning" indicates that dtc (ducati traction control) has been turned off.
Note
In this case, ducati recommends being very careful when riding as the vehicle behaviour will be different in comparison to when operating with the traction control activated.

Low battery level
Hands free key (hf) not recognisedRemoval of the clutch transmission unit
Warning
The manufacturer of the clutch transmission unit (15) advises
against servicing of its internal parts due to the safetycritical
nature of this component.
Incorrect overhaul of these critical safety components can endanger rider and
passenger safety.
The only components that shoul ...
Identification data
All ducati motorcycles have two identification numbers, for
frame (fig. 1) And engine (fig. 2).
Note
These numbers indicate the motorcycle model and
should be quoted when ordering spare parts.
...
Removing the silencer
Loosen the clamp (38) that retains the silencer (4) to the complete exhaust
system.
While holding the nut (8), loosen the screw (1) and remove the silencer (4)
from the motorcycle.
Loosen the screws (40) and remove the silencer guard (41).
...