See also:

Checking tire pressure electronically
  Make sure that the SmartKey is in position 2 in the ignition lock.   Press the or button on the steering wheel to select the Service menu.   Press the or button to sel ...

Activating the rear view camera
► Make sure that the SmartKey is in position 2 in the ignition lock. ► Make sure that the "rear view camera" function is selected in COMAND (see the separate operating inst ...

Trunk emergency release
You can open the trunk lid from inside the vehicle with the emergency release button. Briefly press emergency release button 1. The trunk lid unlocks and opens. The trunk lid can be unlocked ...