See also:

Opening
You can open the trunk lid using the SmartKey. Press and hold the button on the SmartKey until the trunk lid opens. ...

Activating/deactivating the radar sensor system
The following systems are switched off when the radar sensor system is deactivated: • DISTRONIC PLUS • BAS PLUS • PRE-SAFE® Brake • Blind Spot Assist • Active Blind Spot Assist USA on ...

Please bear the following in mind
At the onset of winter, have your vehicle winterproofed at a qualified specialist workshop, e.g. at an authorized Mercedes-Benz Center. Observe the notes in the "Changing a wheel" sec ...