Fault codes
Dds: stop light diagnosis -> stop light error (generic stop light malfunction indication).
Dashboard: the error "stop light" is shown on the service display. The eobd warning light activates.
Wiring diagram

Db dashboard connection, bbs bbs unit connection, a front brake button, p rear brake button, l stop light. A key on power (+15 from hands free relay 30), db 4 grey/red - gr/r, the switch cable connected to a via the fuse is black - bk, bbs 6 grey/red - gr/r, ground on stop light, black - bk.
Location of connections and components

Rear running light and stop light connection.

Front brake button mounted near lever operating brake pump.

Rear brake button mounted near lever operating brake pump. The button is normally closed (when the brake lever does not press on the button because it has been pressed by enough to cause a braking effect, the contacts close, short circuiting the contacts).

Pin numbering for wiring harness side dashboard connector.

Pin numbering of wiring harness side bbs unit connection.
Abs disabled information not displayed
Exhaust by-pass valve not working correctlyBattery
Battery safety rules
Warning
Before carrying out any operations on the battery, keep in mind the
safety standards (sect. 1 - 3, General safety rules).
When under charge, batteries produce explosive gases. Keep batteries away from
heat sources, sparks or open flames.
Instructions for use
T ...
Checking the engine timing
Set the engine to the configuration described for the "checking and adjusting
the valve clearances", previously indicated.
Install tool 88765.1188 (G) in the spark plug bore to determine the piston tdc,
the gauges (h) on the tool 88765.1518
And the timing check tool (degree wheel (l) 887 ...
Flywheel - alternator
Screw
Alternator stator
Plug
Sealing ring
O-ring
Cover
Screw
Aluminium gasket
Screw
Bracket
Locating bush
Screw
generator cover
Flange
Flanged nut
Plane washer
Flywheel
Washer
Inner ring
Needle roller bearing
Electric starter driven gear
Starter clutc ...