See also:

Front fog lamps
Only vehicles with front fog lamps have the fog lamps function. WARNING If you suspect that driving conditions will be foggy, turn the light switch to before you start your journey. Otherwise ...

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 ...

General notes
WARNING All categories of messages contain important information which should be taken note of and, where a malfunction is indicated, addressed as soon as possible at an authorized Mercedes- ...