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:

Specific tools for the frame
88713.1072 Drift to install half bearing in bottom yoke 88713.2562 Chain assembly tool 88713.1058 Wrench for steering shaft nut 88713.1062 Tool for installing steering head bearings 88713.2951 Rear wheel balancing tool 88713.3211 Wrench for adjustment of the eccentric hu ...

Overhaul of cylinder head components
Cylinder heads Remove any carbon deposits from the combustion chamber and its ducts. Remove any scale from the coolant ducts. Check for cracking and inspect the sealing surfaces for scoring, ridges or other damage. Check that the cylinder barrel mating surfaces of the cylinder head are ...

Engaged gear indicator
This function displays the gears (1, fig. 25). The instrument panel receives information and indicates the engaged gear or "n" for neutral. Note In the case of a gear sensor "error", a dash "-" (not flashing) will be displayed. ...

2026 | www.dudiavel.com |