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 front brake master cylinder
Insert the front brake master cylinder unit (1) on the right side of the handlebar to bring the terminal internal edge in correspondence to the bolted joints (a). Fit the terminal (12) on the handlebar inserting the screws (15). Tighten the terminal (12) retaining screws to a torque of 10 ...

Refitting the intake manifold and coolant union
Apply prescribed threadlocker to the fitting (12), start it with seal (24) and tighten it to a torque of 2.5 Nm (min. 2 Nm - max. 3 Nm) (sect. 3 - 3, Frame torque settings). Install the pipe (b) and tighten the clamp (a) to the torque of 1 nm +/- 10% (sect. 3 - 3, Engine torque settings). ...

Refitting the radiator
The reassembly procedure is the same for both radiators. Check for the nuts with clips (8). Refit the rh radiator (13) on the frame and tighten the screws (4) and (5) with the spacers (6) to a torque of 10 nm +/-10% (sect. 3 - 3, Frame torque settings). Connect the connections of ...

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