BMW ActiveHybrid 3 Owner's Manual page 104

Controls
Acute warning
Warning of the imminent danger of a collision
when the vehicle approaches another vehicle at
a relatively high differential speed.
Switching the warning function on/off
Press the button
▷ On: the LED lights up.
▷ Off: the LED goes out.
The state is stored for the remote control cur‐
rently in use.
Setting the warning time
The warning time can be set via iDrive, refer to
page 88.
1. Activate collision warning.
2. Activate the desired warning time on the
Control Display.
The selected channel is stored for the remote
control currently in use.
Display in the instrument cluster
The collision warning can be issued in the in‐
strument cluster, in the Head-up Display, and
acoustically.
104
Safety
Online Edition for Part no. 01 40 2 917 825 - II/13
Warning stages
Symbol Measure
The vehicle lights up red: prewarn‐
ing.
Increase distance.
The vehicle flashes red and an
acoustic signal sounds: acute warn‐
ing.
You are requested to intervene by
braking or making an evasive maneu‐
ver.
Adapting your speed and driving style
The display does not relieve the driver of
the responsibility to adapt his or her driving
speed and style to the traffic conditions.◀
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
The detection capacity of the camera and the
collision warning has limitations.
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.