User Manual - Page 164

For 2018 BMW X3.

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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 165: 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, for in‐
stance during operation with trailer or bicy‐
cle rack.
Safety information
WARNING
The system does not relieve from per‐
sonal responsibility to assess visibility and traf‐
fic situation. There is a risk of an accident. Ad‐
just driving style to traffic conditions. Watch
traffic closely and actively intervene where ap‐
propriate.◀
WARNING
Indicators and warnings do not relieve
from personal responsibility. Due to system
limits, warnings or reactions of the system may
not be output or they may be output too late,
incorrectly, or without justification. There is a
risk of an accident. Adjust driving style to traf‐
fic conditions. Watch traffic closely and ac‐
tively intervene where appropriate.◀
Overview
Radar sensors
The radar sensors are located in the rear
bumper.
Always keep the bumper in the area of the ra‐
dar sensors clean and unobstructed.
System limits
The system may not be fully functional in the
following situations:
When a vehicle is approaching at a speed
much faster than your own.
When the approaching vehicle approaches
slowly.
In heavy fog, wet conditions, or snowfall.
In tight curves or on narrow lanes.
If the bumper is dirty, iced up, or covered,
for instance by stickers.
If cargo protrudes.
Brake force display
Concept
Additional brake lights indicate emergency
braking to the traffic behind. This can reduce
the risk of a rear-end collision.
Seite 164
Controls Safety
164
Online Edition for Part no. 01402984955 - X/17
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