Ducati Diavel
Free Service and Repair manuals

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:

Refitting the front wheel
When all the necessary inspections have been completed, refit the wheel as follows. Fit the spacers (3) and (9) to the seal rings on the sides of the wheel hub. Install the complete wheel between the fork legs. Lubricate the shank and thread of the wheel axle (10). Take the pin ...

Valves - rocker arms
Closing rocker arm shaft Opening rocker arm shaft Opening rocker arm Closing rocker arm (left) Valve opening shim Half rings Valve closing shim Sealing ring Valve guide Exhaust valve seat Exhaust valve Plug Intake valve seat Intake valve Aluminium gasket Closing ...

High beam flash not working - start/stop lap function not working
Fault codes Dds: no fault code displayed. Dashboard: no fault code displayed. Wiring diagram Db dashboard connection, s high beam flash button. 7 Orange - o, 1 red/blue - r/b. Location of connections and components Location of left hand handlebar switchgear set connection. Pin ...

2026 | www.dudiavel.com |