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 devicesActive 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 compartment under the
seat).
In the event of a flat key battery or of an internal transmitter circuit f ...
Separation of the crankcase halves
Use two screwdrivers to remove the circlip (29) from the timing belt
driveshaft shaft (30) on the clutch-side crankcase
half.
Note
Take care to avoid scoring the surface of the shaft while removing the
circlip.
Unscrew the crankcase half screws on the chain side.
Unscrew ...
Gear change pedal
When released, the gear change pedal (1, fig. 96)
Automatically returns to rest position n in the centre. This is
indicated by the instrument panel light n (2, fig. 4) Coming on.
The pedal can be moved:
down = press down the pedal to engage the 1st gear and to
shift down. At this point the n ...