See also:

Cleaning the display
  Before cleaning the display, make sure that it is switched off and has cooled down.   Clean the display surface using a commercially-available microfiber cloth and TFT/LCD display c ...

Activating/deactivating the trunk lid opening height restriction
To activate/deactivate the trunk lid opening height restriction: select Vehicle in the main function bar by sliding and turning the COMAND controller and press to confirm. The main are ...

Changing the battery
You require a CR 2025 3 V cell battery. Take the mechanical key out of the SmartKey. Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until battery tra ...