Memory function
See also:
Cleaning the headliner and carpets
Roof lining: use soft brushes or dry shampoo if it is particularly dirty.
Carpets: use carpet and textile cleaners that have been approved and recommended
by Mercedes-Benz.
...
Snow chains
For safety reasons, Mercedes-Benz
recommends that you only use snow chains
which have been specially approved for your
vehicle by Mercedes-Benz, or are of a
corresponding standard of quality.
...
Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the SmartKey, use the mechanical
key.
Open the driver's door.
Close the front-passenger door, the rear doors and the tailgate.
Press the locki ...