Ducati Diavel Service Manual: The hands free relay
Introduction
This relay provides key on +15 power to all the devices on the motorcycle. Functionally, it replaces the conventional ignition switch.
Wiring diagram
The hands free relay receives +12 volt power directly from the battery via the main 30 a fuse. Hands free - 3: pin 3 on hands free system connection. "U": current consumers requiring +12 volt in key on state (key on +15). Pin 30 red/white wire (r/w), pin 86 black wire (bk), pin 87 red wire (r), pin 85 red/yellow wire (r/y)
Error codes
The hands free system generates no fault code in the event of a hands free relay fault.
Electrical characteristics and checking component
The relay contact must close (continuity between pin 87 and pin 30) when the internal electric winding is powered with 12 volts (pin 86 and pin 85).
In the event of fault
In the event of a hands free relay fault, the engine stops (if running) or will not start. The relay is not commanded by the hands free system.
Installation location
This image shows the location of the hands free relay (a). It is located on the relay supporting bracket.
Component replacement methods
No special measures are necessary in order to replace the hands free relay.
On/off switch on handlebar
Introduction
The on/off switch on the handlebar is used to switch the dashboard on and
off, if a key has been detected, and start the
engine.
With the switch turned to "run off" (centre positio ...
Active key
Introduction
The active key (1) communicates with the hands free system by radio. In order
to function, the key must be within a 1.5
Metre radius from the antenna (located in the document compartm ...
Other materials:
Removal of the licence plate holder
Disconnect connector (5) of the number plate holder wiring from the main one.
Release the number plate holder light cable from the ties and the cable grommets
as indicated in sect- 7 - 6, flexible
wiring/hoses positioning, since the cable is together with the rear abs sensor
cable.
...
Distance travelled on fuel reserve: trip fuel
This function shows the distance travelled on fuel reserve (in
km or miles depending on the specific application).
When the fuel light comes on, the display automatically
switches to the "trip fuel" indicator.
Trip fuel reading remains stored even after key-off until the
vehicle i ...
Refitting the cooling system hoses and unions
Position the pump/radiator sleeve (22) and the radiator/radiator sleeve (23).
Fit sleeve (23) and sleeve (22) to their corresponding fittings (n) and (o), and
bring them fully home on collars (p).
Note
Sleeves (23) and (22) must be oriented so that the grooves (q) match the
tabs (r) on fitt ...