Fault codes
Dds: horn diagnosis -> short circuit to ground (s.C. Gnd).
Dashboard: the error "claxon" (horn) is shown on the service display. The eobd warning light activates.
Wiring diagram

Db dashboard connection, s horn button. 5 Blue/white - b/w, 1 red/blue - r/b, db 19 purple/black - v/bk.
Location of connections and components

Location of left hand handlebar switchgear set connection.

Location of horn with relative connection.

Pin numbering for wiring harness side dashboard connector.
Note
Check integrity of electric circuit - short-circuit to vdc = with dashboard on, using a voltmeter, a voltage is measured between the wire tested and ground.
Check integrity of electric circuit - short-circuit to ground = with the battery cables disconnected, using an ohmmeter, continuity is detected between the wire tested and ground.
Check integrity of electric circuit - open circuit = with the battery cables disconnected, using an ohmmeter, no continuity is detected between the two ends of the wire tested.
Low beam lights not working
Turn indicators not workingTurn indicators (automatic reset)
The instrument panel controls the automatic reset of the turn
indicators.
After activating one of the two turn indicators, they can be
deactivated using the reset button (12, fig. 12).
If the turn indicator is not "reset" manually, the instrument
panel will automatically switch it ...
Lap activation/deactivation function (lap time)
This function activates and deactivates the lap function (lap
time).
To access the function it is necessary to view the "setting" menu page 48, using
button (1, fig. 14) ?"
" or (2, fig. 14) ?" " select the "lap" function and
press the reset button
...
Units of measurement modification function
This function allows you to change the units of measurement of the displayed
values.
To access the function it is necessary to view the ""setting" menu", using
buttons (1) "s" or (2) "t" to select the "set
units" function and press the reset button (3) to enter the following page.
Use but ...