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 primary drive gears and checking backlash
Fully degrease the crankshaft splined end and the corresponding spline on the primary drive gear. Position the spacer (c) onto the crankshaft. Fit the driving gear (b) onto the crankshaft with the oil pump drive sprocket facing the crankcase. Temporarily secure the gear with the was ...

Timing system
Central external cover Air filter Horizontal cylinder timing belt cover Screw Filter support Screw Washer Nut Tensioner pulley assembly Circlip Camshaft pulley Tensioner pin Idler pulley assembly Timing belt Nut Key Spacer Camshaft pulley Driveshaft pulley ...

Checking the fuses
The main fuse box (1) and the secondary one (2) are located in the tool tray; to reach the fuse box remove the seat as specified under sect. 5 - 3 "Removal of the seat". The fuses are accessed by removing the cover, which shows the ampere ratings and mounting locations. For ampere ratings ...

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