General information
Radar sensors monitor the area behind the ve-
hicle.
When a vehicle approaches from the rear at a
certain speed, the system can react as follows:
▷ Where applicable, the hazard warning
flashers will be switched on.
▷ Where applicable, the PreCrash functions
are triggered.
Safety information
Follow the safety information in the "Forward
Collision Mitigation" chapter.
Sensors
The system is controlled by the radar sensors
on the sides and rear.
Turning rear-end collision
preparation on/off
The system is automatically active when the
vehicle is turned on.
The system is deactivated in the following sit-
uations:
▷
When driving in reverse.
▷ When the trailer power socket is occupied
or trailer towing is activated, e.g., when us-
ing a trailer or rear bicycle rack.
System limits
General information
Follow the system limits in the "Collision warn-
ing systems" chapter.
Functional limitations
This function may be restricted if the speed
of the approaching vehicle is much higher or
similar to your own speed.
Traffic light and sign
warning
Principle
The traffic light and sign warning provides sup-
port in situations in which the right-of-way
needs to be yielded based on road signs or
traffic lights.
General information
The system evaluates traffic signs and traffic
lights using a camera behind the windshield.
The navigation system directs information on
the road layout to the system.
A warning is given if the right of way is about
to be violated, e.g., in the following traffic situa-
tions:
▷
At an intersection.
▷ At a road entrance.
▷ On a highway entrance ramp.
▷ At a roundabout.
▷ With a red traffic light.
The system issues a warning as from a vari-
able minimum speed and at speeds up to ap-
prox. 60 mph/100 km/h.
The following traffic signs are taken into ac-
count for the traffic light and sign warning:
Seite 195
Safety
CONTROLS
195
Online Edition for Part no. 01405A8A608 - VI/23
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