Summer tires
Do not drive with a tire tread depth of less than 0.12 in/3 mm.
There is an increased danger of hydroplaning if the tread depth is less than 0.12 in/3 mm.
See also:
Driving tips
This chapter provides you with information useful
in dealing with specific driving and operating
modes. ...
Switching on automatically
Select transmission position R with the engine
running.
The Top View and PDC images are displayed if
the system is switched on via iDrive. ...
Interior motion sensor
The windows and glass sunroof must be closed
for the system to function properly. ...