Ducati Diavel
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Ducati Diavel Service Manual: Horn not working

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

Horn not working


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 connections and components


Location of left hand handlebar switchgear set connection.

Location of connections and components


Location of horn with relative connection.

Location of connections and components


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
Location of connections and components (A) injection relay; (b) etv relay (throttle valve operating engine); (c) radiator fan relay; (d) hands free relay. Fuses located at the rear left of ...

Turn indicators not working
Fault codes Dds: no fault code displayed. Dashboard: no fault code displayed. Wiring diagram Db dashboard connection, bbs bbs unit connection, s turn indicator button, f1 front left turn i ...

Other materials:

Electrical components support
Clip Screw Voltage regulator Battery fixing bracket Battery support Vibration damper mount Hose clip Vibration damper mount Clip Washer Screw Cover Cable grommet Battery Battery mat Screw Bracket Solenoid starter Spring washer Spacer Screw Horn Scre ...

Footrest brackets
Rubber footrest Right front footrest Pin Spring Circlip Right footrest bracket Screw Washer O-ring Bush Rubber pad Right rear footrest Pin Ball Spring Plate Screw Vibration damper mount Special screw Front lh footrest Left footrest bracket Left rear f ...

Refitting the timing gears
Before reassembling the removed parts, check timing gears (13) for wear. Change, if necessary. Important The timing gears (13) must always be renewed as a pair. Refitting is the reverse of removal. Warning When introducing the driven gear (b) check that the tongue (15) is correctly fitted o ...

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