See also:

Storing wheels
Store wheels that are not being used in a cool, dry and preferably dark place. Protect the tires from oil, grease, gasoline and diesel. ...

Remote vehicle locking
If you forget to lock your vehicle but are no longer in the vicinity of the vehicle, it can be locked for you by the Mercedes-Benz Customer Assistance Center. The vehicle can be locked remotely ...

Vehicles with a "Minispare" emergency spare wheel
– Lift the trunk floor up. – Remove the "Minispare" emergency spare wheel. Example: vehicles with AIRMATIC and trailer tow hitch 1 Folding wheel chock 2 Lug wrench 3 Alignment b ...