See also:

Mercedes-Benz M-Class Owners Manual
...

Transmission position and drive program display
Transmission position display Drive program display The current position of the selector lever is shown by the indicators next to the selector lever. The indicators light up when the Smar ...

Overview of sun visors
WARNING   Do not use the vanity mirror while driving. Keep the vanity mirrors in the sun visors closed while the vehicle is in motion. Reflected glare can endanger you and others. 1 M ...