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:

Removal of the fuel tank fairings
Remove the rh air inlet (7) by loosening screws (6) and (9). Undo the retaining screw (3) of the rh front half-fairing (1). Slightly pull the pin (a) to disengage it from the seal (b), and remove the rh front half-fairing (1) by sliding it onwards and releasing the tabs (c) from the ...

Removal of the front forks
Before removing the front forks, it is first necessary to remove the following parts: Loosen the clamp screws (1) holding the fork legs to the steering head (3). Loosen the clamp screws (2) and (26) securing the fork legs to the bottom yoke (4). Withdraw the fork legs (5) and (6) downwar ...

Start procedure with pin code (no keys)
The motorcycle may be started without keys with a special procedure using the dashboard and the switches on the handlebar. Note This procedure is only possible if the pin code has been enabled previously. For security reasons, the pin code is disabled by default when the vehicle leaves the f ...

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