BMW 5 Series Owner's Manual page 163

System limits
Safety information
WARNING
The system can react incorrectly or not
at all due to the system limits. There is a risk of
accidents or risk of property damage. Observe
the information regarding the system limits
and actively intervene, if needed.◀
Functional limitations
The system may not be fully functional in the
following situations:
▷ When a vehicle is approaching at a speed
much faster than your own.
▷ In heavy fog, rain or snowfall.
▷ In tight curves or on narrow lanes.
▷ If the bumpers are dirty or iced up, or cov‐
ered with stickers.
▷ If cargo protrudes.
▷ In the event of missing, worn, poorly visi‐
ble, merging, diverging, or multiple lane
markings such as in construction areas.
▷ When lane markings are covered in snow,
ice, dirt or water.
▷ When the lane markings are covered by
objects.
▷ When driving very close to the vehicle in
front of you.
▷ If there are constant blinding effects be‐
cause of oncoming light, for instance from
the sun low in the sky.
▷ If the field of view of the camera or the
windshield is dirty or covered in the area of
the interior mirror.
▷ During calibration of the camera immedi‐
ately after vehicle delivery.
A Check Control message is displayed when
the system is not fully functional.
Online Edition for Part no. 01 40 2 976 346 - X/16
Safety
Rear collision prevention
Concept
The system reacts to vehicles approaching
from behind.
General information
Two radar sensors in the rear bumper monitor
the area behind the vehicle.
If a vehicle approaches from the rear at a cer‐
tain speed, the system responds as follows:
▷ Active Protection, refer to page 164: if a
collision seems to be unavoidable, Pre‐
Crash functions are triggered.
The system is automatically active after every
driving off.
The system is deactivated in the following sit‐
uations:
▷ When driving in reverse.
▷ If the trailer power socket is in use, e.g.,
during operation with trailer or bicycle rack.
Safety information
WARNING
The system does not release from the
personal responsibility to correctly assess visi‐
bility and traffic situation. There is a risk of an
accident. Adjust the driving style to the traffic
conditions. Watch traffic closely and actively
intervene in the respective situations.◀
Controls
163