See also:

Low-beam headlamps
To switch on the low-beam headlamps: turn the SmartKey in the ignition lock to position 2 or start the engine. Turn the light switch to . The indicator lamp on the light switch lights up. ...

Activating the rear view camera
Make sure that the SmartKey is in position 2 in the ignition lock. Engage reverse gear. The area behind the vehicle is shown in the COMAND display with guide lines. ...

Important notes
In order to prevent the vehicle's battery from discharging, the interior lighting functions are automatically deactivated after some time except for when the SmartKey is in position 2 in the i ...