BMW X7 - Page 221

▷ With lane boundaries that are covered in
snow, ice, dirt or water.
▷ With lane boundaries that are covered by ob‐
jects.
▷ When driving very close to the vehicle in front
of you.
▷ Up to 10 seconds after the start of the engine
via the Start/Stop button.
A Check Control message is displayed when the
system is not fully functional.
If the trailer power socket is occupied or trailer
towing is activated, for instance during operation
with trailer or bicycle rack, the system cannot be
switched on. A Check Control message is dis‐
played.
Rear-end collision
preparation
Principle
Depending on the equipment and national-mar‐
ket version, the rear-end collision preparation can
react to vehicles approaching from behind.
General information
Radar sensors monitor the area behind the vehi‐
cle.
When a vehicle approaches from the rear at a
certain speed, the system can react as as fol‐
lows:
▷ Where applicable, the hazard warning flashers
will be switched on.
▷ Where applicable, the PreCrash functions are
triggered.
Safety information
Warning
The system cannot serve as a substitute for the
driver’s personal judgment in assessing visibility
and traffic situation. There is a risk of accident.
Adjust driving style to traffic conditions. Watch
traffic closely and actively intervene where ap‐
propriate.
Warning
Indicators and warnings cannot serve as a sub‐
stitute for the driver’s personal judgment. Due
to its limits, the system may not issue warnings
or reactions, or these may be issued late or in a
manner that is not consistent with their normal
use. There is a risk of accident. Adjust driving
style to traffic conditions. Watch traffic closely
and actively intervene where appropriate.
Overview
Sensors
The system is controlled by the following sen‐
sors:
▷ Radar sensors, side, rear.
Additional information:
Sensors of the vehicle, refer to page 37.
Switching on/off
The system is automatically active when the ve‐
hicle is turned on.
The system is deactivated in the following situa‐
tions:
Seite 221
Safety
CONTROLS
221
Online Edition for Part no. 01405A385B6 - VI/21