Adjusting interior lighting
Illumination in the vehicle varies depending on usage mode. The interior lighting can be adjusted with a thumb wheel in the dashboard and certain light functions can also be adjusted via the center display.
Adjusting interior lighting using the thumbwheel
The thumb wheel on the dashboard to the left of the steering wheel can be used to adjust the brightness of the display lighting, instrument lights, ambient lighting* and mood lighting.
Adjusting interior lighting via the center display
Tap 
in the center display.
in the center display.Tap More.
Select Interior lights.
Adjust the function you would like to adjust.