With this function it is possible to adjust the lighting (dimming/brightening) of the instrument cluster, and two-zone climate control display (where required).
To adjust proceed as follows:

See also:
Main beam headlights
To change the bulb, remove the protective cover (1), release the catch (A) and
remove the bulb (B). ...
Supplemental Driver Side Knee Air Bag
The Supplemental Driver Side Knee Air Bag provides enhanced protection and works
together with the Driver Advanced Front Air Bag during a frontal impact. ...
Controls
(A): Air temperature knob (mixing hot and cold air)
(B): Air recirculation on/off button
(C): Fan knob
(D): Air distribution knob. ...


