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 correctlyCrankshaft/connecting rods assembly
Special screw
Connecting rod assembly
Half bearing
Grub screw
Bushes
Crankshaft
Grub screw
Shim washer
Spare parts catalogue
Diavel abs connecting rods
Diavel carbon
abs
connecting rods
Important
Bold reference numbers in this section identify parts not shown in the
f ...
Fuel pressure test
Note
The on-screen icons used during this procedure are explained in a table at
the end of this section.
Undo the screws (2) and remove the flange cover (1).
Remove one of the two pipes of the fuel system (3).
Use the fuel pressure pipe (4) part no. 590.1.189.1A by connecting one e ...
Exhaust by-pass valve not working correctly
Fault codes
Dds: exvl diagnosis -> position error, potentiometer, short circuit to ground
or open circuit (s.C. Gnd or c.O.),
Potentiometer short circuited to vdc (potentiometer s.C vdc).
Dashboard: the error "exvl" (exhaust bypass valve) is shown on the service
display. The eobd warning ...