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:

Warning indication (alarms/signals)
The dashboard activates in real-time some warnings / malfunction that are not dangerous for the correct operation of the vehicle. At key-on (at the end of the check) one or more "warnings" are displayed if they are active. When a "warning" is triggered, the indication (amber yellow) remai ...

Dashboard on tank
Menu 1 (tot, trip1, trip2, trip fuel). Menu 2 (cons.Avg., Cons., Speed avg, air and trip time) if active. Gear / neutral indication. Icon referred to the function below from menu 1. Indication of engine setting for the currently set riding style. Currently set riding style (riding mode) ...

Removal of the gear selector lever
Unscrew and remove the fixing screws (18) and (20) of the complete gear selector lever (21) and collect the spacer (19). Remove the gearchange mechanism complete with the shaft, spring, and stop plate. Important Visually inspect the gear selector claw (14) for wear, particularly aroun ...

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