When the knurled ring is at 
push
the lever towards the dashboard (stable position).
The warning light 
on the instrument
cluster will come on.
Pulling the lever towards the steering wheel again, the main beams are turned off and the dipped beams on.
See also:
ABS intervention
It is signalled by the blinking of the warning light á on the instrument panel,
to inform the driver that the car is in critical stability and grip conditions. ...
Injection system failure
(Multijet versions - amber)
EOBD SYSTEM FAILURE
(petrol versions - amber)
Injection system failure
Turning the ignition key to MAR the warning light turns on but it should go off
after engine ...
To Activate
Push the ON/OFF button. The Cruise Indicator light in the instrument cluster
will illuminate. To turn the system off, push the ON/OFF button a second time. The
Cruise Indicator light will turn off ...