See also:

"Coupling up a trailer" function
This function is only available on vehicles with a trailer tow hitch. 1 Center of the vehicle on the red guide line approximately 10 in (0.25 m) away from the rear area 2 Center of the vehic ...

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. ...

Function restrictions
You will not be able to use the telephone, will no longer be able to use the telephone, or you may have to wait before using it, in the following situations: • when the mobile phone is switch ...