Mercedes-Benz 2013 CL Operator's Manual page 72

Driving safety systems
70
evasive action, the system will warn you by
automatically braking the vehicle gently. If
there is an increased risk of collision,
preventive passenger protection measures
®
(PRE-SAFE ) are activated (
speeds over 20 mph (30 km/h), a risk of
collision remains and you do not brake, take
evasive action or significantly accelerate,
automatic braking may be performed up to
the level of emergency braking. Automatic
emergency braking is not performed until
immediately prior to an accident that can no
longer be avoided.
G WARNING
®
PRE-SAFE Brake will initially brake your
vehicle by a partial application of the brakes
if a danger of collision is detected. There may
be a collision unless you also brake.
Automatic emergency braking cannot prevent
a collision. There is a risk of an accident.
Always apply the brakes yourself and try to
take evasive action.
G
WARNING
®
PRE-SAFE Brake cannot always clearly
identify objects and complex traffic
conditions.
In these cases, PRE-SAFE
give an unnecessary warning and then
R
brake the vehicle
not give a warning or intervene
R
There is a risk of an accident.
Always pay particular attention to the traffic
situation and be ready to brake, especially if
®
PRE-SAFE Brake warns you. Terminate the
intervention in a non-critical driving situation.
In particular, the detection of obstacles can
be impaired if there is:
dirt on the sensors or anything else
R
covering the sensors
snow or heavy rain
R
interference by other radar sources
R
R
R
page 55). If, at
Y
R
G
PRE-SAFE
R
R
R
R
As a result, PRE-SAFE
give warnings nor intervene in all critical
situations. There is a risk of an accident.
Always pay careful attention to the traffic
situation and be ready to brake.
In order to maintain the appropriate distance
to the vehicle in front and thus prevent a
collision, you must apply the brakes yourself.
X
®
Brake may:
For PRE-SAFE
driving, the radar sensor system must be
switched on (
operational.
Following damage to the front end of the
vehicle, have the configuration and operation
of the radar sensors checked at a qualified
specialist workshop. This also applies to
collisions at low speeds where there is no
visible damage to the front of the vehicle.
i
the possibility of strong radar reflections,
for example in parking garages
a narrow vehicle traveling in front, e.g. a
motorbike
a vehicle traveling in front on a different line
relative to the center of your vehicle
WARNING
®
Brake does not react:
to people or animals
to oncoming vehicles
to crossing traffic
when cornering
®
Brake may neither
To activate/deactivate: activate or
deactivate PRE-SAFE ® Brake in the on-
board computer ( page 346).
Y
After activation, the Ä symbol is
displayed on the left in the instrument
cluster.
®
Brake to assist you when
page 348) and be
Y
USA only: This device has been approved
by the FCC as a "Vehicular Radar System".
The radar sensor is intended for use in an
automotive radar system only. Removing,
altering or tampering with the device will
void any warranties, and is not permitted