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 workingChain lubrication
The chain fitted on your motorcycle has o-rings that keep dirt
out of and lubricant inside the sliding parts.
So as not to damage these seals when cleaning the chain,
use special solvents and avoid aggressive washing with highpressure
steam cleaners.
After cleaning, blow the chain dry with ...
Vehicle speed indicator
this function displays vehicle speed (km/h or mph
depending on the set measurement system).
the instrument panel receives information about the actual
speed and displays the number increased by 5%.
maximum speed displayed is 299 km/h (186 mph).
over 299 km/h (186 mph) a series of dashes w ...
Electric system
Basic electric items are:
headlight:
low beam bulb type: 1xh7 blue vision (12v-55w);
high beam bulb type: 1xh1 (12v-55w);
parking light: led (12v-2.4W).
Electrical controls on handlebars.
Turn indicators:
front: led (13.5V-2.9W).
Horn.
Brake light switches.
Sealed battery, 12v-10 ...