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 rear brake control
If the pushrod (18), clip (30) and fork (31) assembly has been dismantled, reassemble it by screwing the nut (29) onto the rod (18) and then screw the rod into the fork (31) to obtain the measurement indicated in the figure. Block the rod and tighten to a torque of 7.5 Nm +/- 10% (sect. 3 - ...

Dashboard system
The vehicle is equipped with two dashboards: an lcd (1) located on the handlebar containing the key indications (speed, rpm, engine coolant temperature, and clock) and a tft colour display (2) located in the tank fairing displaying trip information (riding style set, odometer, consumption, ave ...

Indicator cons. - Instantaneous fuel consumption
This function indicates the "instantaneous" fuel consumption. The calculation is made considering the quantity of fuel used and the distance travelled during the last second. The datum is expressed in "l / 100" (litres / 100 km); it is possible to change the units of measurement for "consump ...

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