Ducati Diavel
Free Service and Repair manuals

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 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 ...

Reassembly of the cylinder head
The exhaust side can be identified by the three threaded holes on the flange. The intake side can be identified by the presence of four threaded holes on the flange. All the photos in this chapter refer to a vertical cylinder head. Valve guide sealing rings Position the cylinder head o ...

How to use this manual
How to use this manual This manual has been prepared for technical personnel at ducati authorized service centres with the aim of providing fundamental information on how to work in accordance with the modern concepts of "best practice" and "safety in the workplace" during the maintenance, re ...

2026 | www.dudiavel.com |