Radar sensor on the front is an obvious one:http://www.vwwatercooled.com.au/forums/attachments/f197/6693d1386229753t-radar-adaptive-cruise-control-city-emergency-brake-questions-issues-front-radar-jpg
If you go to the driver profile menu (button next to gearstick), select individual and settings, you'll have suspension settings under there I think).Not 100% I'm right as to the submenu, but it's deffo in there somewhere.