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:

Reassembling the frame and the lateral footrests
Apply the recommended grease to the thread of the pins (9) and of the nuts (8). Place the frame (1) and the brackets (2) and (3) on the engine block. Start the pins (9) by holding the nuts (8) and insert without tightening the screws (6) into the adjusters (4). Position and fix the rear s ...

Reassembly of the tool tray
Place the tool tray unit (23) on the lateral brackets (2) and (3) by tightening the screws (24) to 14 nm +/- 5% (sect. 3-3, Frame torque settings). If the handle guide (32) has been previously removed, position it on the tray (23) and tighten the screws (34) to 20 nm +/- 5% (sect. 3-3, Fram ...

Coolant temperature
This function indicates coolant indication state. The temperature unit of measure can be selected (C or f). The reading is indicated as follows: if the reading is between - 39C and +39C "lo" is shown flashing on the dashboard (steady); if the reading is between +40C and +120C it appears on t ...

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