The negative cable, which is normally connected to the negative pole of the battery, is fastened to the crankcase. From here, the cable branches off and splits up within the electrical system to carry the ground connection to the different elements in the system.

The image shows the ground connection on left side of the engine crankcase.
The battery charging circuit and power distribution
Electrical power for lighting and signalling devices Setting menu
This menu is used to enable/disable and set some
motorcycle functions.
To access the "setting menu" press the button (2, fig. 14)
? for 3 seconds.
Note
When within this menu no other function can be
displayed.
Important
For safety reasons, the setting menu can only be
ac ...
Replacing the front phonic wheel sensor
Disconnect the front abs sensor (2) connector (a) from the main electric
wiring.
Open all the retainer clamps of the front abs sensor cable (2): refer to table
of sect. 7 - 6, Flexible wiring/hoses
positioning.
Loosen retaining screw (1) and remove the front abs sensor (2) with
ca ...
On-board computers and the can line
The following on-board computers make up the electrical system of the diavel
and are connected with each other via the
can line (or network):
Master dashboard
Slave dashboard
Hands free (facilitated keyless start system)
Ecu (engine control unit)
Bbs (black box system or central elect ...