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:
Even more entertainment at the wheel: with BMW Live and BMW Online
Subject to owning a suitable internet-compatible mobile phone and arranging a
requisite data tariff, new BMW 3-Series Sedan customers can enjoy a selection of
services from the existing BMW Online ...
Automatic deactivation during forward travel
The system switches off when a certain driving
distance or speed is exceeded.
Switch the system back on if necessary. ...
Switching on/off
Switching on/off
Press button 1 on the steering wheel.
▷ On: lane markings 2 are lit.
▷ Off: lane markings 2 go out.
The system can issue warnings at speeds above
approx. 40 mph/65 ...
