See also:

Activating/deactivating
The evaporator is ventilated when the airconditioning system is operated. The blower is activated automatically approximately one hour after the vehicle has been locked. The blower operates on ...

Vehicle remote opening
If you have unintentionally locked your vehicle (e.g. the SmartKey is still in the vehicle) and a replacement SmartKey is not available, the vehicle can be opened by a Mercedes-Benz Customer Assis ...

Restoring the factory settings
Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...