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:

Refitting the air filters
Apply universal sealant in the air duct (2) and (6) groove (d). Fit seal (7) in the groove (d) having care to place it correctly in the relevant seat so as to avoid abnormal wrinkles. Pull out the filter cartridge (1) from the seat in the airbox. Position the rh air duct (2). Start ...

Removing of the rear footrests
The removal of the rear footrests is described for the right side but it is the same for both. Undo the pin (13) and remove the rh rear footrest (12) from the frame. Recover washer (8) and the o-rings (9). If necessary remove the rubber footrest (11) of the footrest (12). ...

Adjusting the chain tension
Make the rear wheel turn until you find the position where chain is tightest. Set the vehicle on the side stand. Push down the chain at the point of measurement and release. Measure the distance between the "aperture" upper profile and pin centre. The read distance must be: 9 to 11 mm. ...

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