The activation of this (amber yellow) "warning" indicates that the hands free system was not able to extract the steering lock.
Warning
In this case, ducati recommends turning the vehicle off and on (key-off / key-on) holding the handlebar pressed down to the end stop. If the signal remains (and the steering does not "release") contact a ducati dealer or authorised service centre.

High engine coolant temperature
Instrument panel diagnosisRemoval of the front wheel
Support the bike so that the front wheel is raised from the ground.
Remove the front brake calliper (b) by unscrewing the two screws (a) securing
the calliper to the fork leg; do not
disconnect the calliper from the hose.
Warning
Do not operate the brake lever when the callipers are ...
Refitting the seat
Note
Apply recommended grease to the hole (a) of latch (6).
Fit the seat (1) as follows: insert the tabs (b) (on the front side) under
the rubber pads (c) of the gloves compartment;
then push the seat rear side until hearing the lock latch click.
...
Rectifier-regulator
The rectifier (1) is placed in the electrical components compartment.
The rectifier/regulator consists of an aluminium casing containing the diodes
that rectify the current produced by the
alternator. It also contains an electronic device that regulates the current
supplied by the alternator ...