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
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 left hand handlebar switchgear set connection.
Location of horn with relative connection.
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:
Reassembly of the crankcase halves
If removed, apply threadlocker on the screw (36), insert it with the washer
(37) on the crankcase half and tighten it to The torque of 8 nm
(min. 7 Nm - max. 9 Nm) (sect. 3 - 3, Engine torque settings).
If removed, apply threadlocker on the dowel thread (35), tighten it to a
torque of 20 ...
Overhaul of the connecting rods
Make the following dimensional checks on the connecting rods:
Clearance with gudgeon pin on assembly.
In the event of excessive wear (sect. 3 - 1.1, Crankshaft), replace the
connecting rod.
The small end bushing must be in good condition and firmly driven into its seat.
Check for para ...
Operating principle and characteristics of the ride-by-wire system
The engine control system of the diavel uses a ride-by-wire system with
motorised throttle valves. This eliminates all
direct connection with metal cables between the throttle grip and the throttle
valves themselves. Cables are used to
rotate the aps potentiometer, which generates an electric ...