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 recognisedLap registration function
This function describes the "lap" time registration.
If the function is activated (see "lap activation/deactivation
description), the lap time can be registered as follows:
Pressing the flash headlight button (11, fig. 12) The first
time starts the "lap timer" for ...
The hands free relay
Introduction
This relay provides key on +15 power to all the devices on the motorcycle.
Functionally, it replaces the conventional
ignition switch.
Wiring diagram
The hands free relay receives +12 volt power directly from the battery via
the main 30 a fuse. Hands free - 3: pin 3 on
hand ...
Refitting the external components
Fit the cap (39) on spring (38) until it engages.
Mount ball (40), spring (38) with cap (39), washer (37) and screw (36) on the
chain side half-casing by starting the
screw into hole (f).
Note
The spring (38), with cap (39), must be oriented as shown.
Tighten the screw fully home to a torqu ...