See also:

Important notes on the use of KEYLESSGO
The KEYLESS-GO key can be used like a conventional key. You can combine KEYLESS-GO functions with those of a conventional key, e.g. unlock with KEYLESS-GO and lock with the button. Always ...

Additives in gasoline
One of the main problems of poor fuel quality is the forming of deposits that are created during the gasoline combustion process. Mercedes-Benz recommends that you use fuel brands that have the ...

Additives
Do not use any additives in the engine oil. This could damage the engine. ...