Turn the knurled ring to 
.
The warning light 
on the instrument
cluster will come on.
See also:
Front direction indicators
To change the bulb, proceed as follows:
1) Turn the bulb holder A-fig. 18 and remove it.
2) Remove bulb by pushing it slightly and turning it anticlockwise (bayonet coupling).
...
Panel Mode
Air comes from the outlets in the instrument panel.
Each of these outlets can be individually adjusted to direct the flow of air.
The air vanes of the center outlets and outboard outlets can be m ...
Exit menu (Exit Menu)
This is the last function that closes the circular setting cycle listed in the
initial menu screen.
Start of journey procedure (reset)
To start a new journey monitored by the “General trip”, wit ...