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:
Passenger grabhandle
Passenger grabhandle (1, fig. 107) Is located inside the tail
guard; to take it out, remove the seat (see "removal of the
seat" on page 119), pull the knob (2, fig. 107) While taking out
the grabhandle (1, fig. 107) From its housing until it is fully
extended.
Warning
Before use, pu ...
Immobilizer override procedure
This procedure makes it possible to "temporarily" turn on
the motorcycle if the hf (hands free) system is not working.
Note
The pin code function must be activated by entering
your 4 digit pin in the instrument panel, otherwise the
vehicle cannot be turned on temporarily in the case ...
Adjusting throttle control free play
The throttle twistgrip must have free play of 1.5×2.0 Mm in
all steering positions, measured on the outer edge of the
twistgrip. If necessary, adjust it using the adjusters (1 and 2,
fig. 135) Located on the headstock on the right-hand side of
the vehicle.
Adjuster (1) is for throttle o ...