System limits
Be alert
Due to system limitations, warnings may
be not be issued at all, or may be issued late or
improperly. Therefore, always be alert and ready
to intervene; otherwise, there is the danger of an
accident occurring.◀
Detection range
This may result in the warning not being issued or being issued late.
For example, the following situations may not be detected:
▷ Slow moving vehicles when you approach
them at high speed.
▷ Vehicles that suddenly swerve in front of you
or sharply decelerating vehicles.
▷ Vehicles with an unusual rear appearance.
▷ Two-wheeled vehicles ahead of you.
Functional limitations
The system may not be fully functional in the following situations:
▷ In heavy fog, rain, sprayed water or snowfall.
▷ In tight curves.
Prewarning sensitivity
Each time after the prewarning time is set, this may result in increased false warnings.
See also:
Roof-mounted luggage rack
Note
Roof racks are available as special accessories.
Attachment
Follow the installation instructions of the roof
rack.
Roof drip rail with flaps
The anchorage points are located in the roof ...
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. ...
Tire identification marks
Tire size
255/50 R 19 103 Y
255: nominal width in mm
50: aspect ratio in %
R: radial tire code
19: rim diameter in inches
103: load rating, not for ZR tires
Y: speed rating, before the R on ZR ...
