See also:

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 trigge ...

Coolant temperature display
WARNING Driving when your engine is overheated can cause some fluids which may have leaked into the engine compartment to catch fire. You could be seriously burned. Steam from an overheate ...

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 ...