See also:

Important notes on the use of KEYLESS-GO
• 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. • ...

Reset function
You can reset COMAND to the factory settings. Amongst other things, this will delete all personal data (e.g. station presets, address book entries, entries in the destination memory and in the ...

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