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:

Removal of the starter motor idler gear
Slide the gear pin (21) complete with the gear (19) and washer (20). Warning Pay attention to the washer (20) since it may fall inside the crankcase half. At this point, it is possible to remove the starter motor as described in sect. 6 - 3, Starter motor. ...

Renewal of the cooling fan
Loosen the electro-fan retaining screws (15) and (17) and remove the electro-fan (18) from the radiator. Carry out the same procedure for the other radiator's electro-fan. On refitting, position the coolant radiator fan (18) as shown on the fan support (16), so that the three fan holes mat ...

Removal of belly fairing
Loosen and remove the screws (5) and (8) that secure the oil cooler (7) to the rh (1) and lh (2) belly fairings. Remove the lh belly fairing (2) by loosening the screws (3) with relevant washers (4) and the screws (12). Follow the same procedure to remove the rh belly fairi ...

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