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 alternator-side crankcase cover
Before the assembly make sure that the water pump unit is fitted on the generator cover (sect. 9 - 3.3, Refitting the water pump). If bearing (27) has been removed, lubricate its seat with specified grease to fit it on the generator cover (13). Fit bearing completely in its seat and orien ...

Removing of the rear wheel
Place the motorcycle on the rear service stand and engage the 1st gear. Remove the clip (6). Using a suitable socket wrench, loosen the wheel nut (1). Fully unscrew the nut (1), then remove the washer (2) and the spacer (3). Remove the rear wheel from the motorcycle. ...

Refitting the number plate holder
Place the number plate light (5), as indicated, on the number plate holder plate (8) and tighten the screws (7) to a torque of 2 nm +/- 10% (sect. 3 - 3, Frame torque settings). Thread the number plate light wiring (c) into the opening in the number plate holder plate as shown. Fit ...

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