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:

Dds diagnosis instrument
The main functions of the dds diagnosis instrument can be summarised as follows: Retrieval of errors (faults) of the ignition-injection system stored in the engine control unit memory and their subsequent deletion, if required. Reading of engine parameters (rpm, coolant and air temperat ...

Overhauling the front brake components
Important Critical safety components. The brake calliper manufacturer recommends that you do not attempt to service the internal components of the brake callipers. Incorrect overhaul of this component could endanger rider safety. Operations should be limited to renewal of the pads, fasteners ...

Dashboard diagnosis
This function identifies any abnormal vehicle behaviours. The dashboard activates any abnormal vehicle behaviours in real time (errors). At key-on (at the end of the check) one or more "errors" are displayed in red (only if they are active). When an "error" is triggered, the indication (r ...

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