See also:

Copying data to a storage medium
Insert an SD card into the SD card slot or Insert a USB stick into the socket on the side in the glove box. Select Vehicle in the main function bar by turning the COMAND controller and p ...

Immobilizer
The immobilizer prevents your vehicle from being started without the correct SmartKey. When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be started ...

Unlocking the driver's door (mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigg ...