Pre-Safe ® Brake - Mercedes-Benz 2010 S-Class Operator's Manual

!
Avoid spinning of a drive wheel for an
extended period with the ESC switched off.
This may cause serious damage to the
drivetrain which is not covered by the
Mercedes-Benz Limited Warranty.
Switching on the ESC
X
Switch on the ESC via the control system
( Y page 231).
®
PRE-SAFE Brake
®
The PRE-SAFE Brake is available in vehicles
equipped with DISTRONIC PLUS. The PRE-
®
SAFE Brake can assist you in minimizing the
risk of a rear-end collision with a vehicle in
front of you. The PRE-SAFE
reduce the severity of an accident. At speeds
above approximately 20 mph (30 km/h) it will
issue a warning when your vehicle is
approaching the preceding vehicle very
quickly. An intermittent acoustic warning
sounds and the distance warning lamp ·
in the instrument cluster comes on.
When the driver and front passenger have
fastened their seat belts, the PRE-SAFE
Brake can also
brake the vehicle within a speed range of
R
up to 112 mph (180 km/h) automatically
activate preventative occupant safety
R
measures (PRE-SAFE
G
Warning!
An intermittent warning sounds and the
distance warning lamp · in the instrument
cluster is illuminated if the PRE-SAFE
calculates that the distance to the vehicle
ahead and your vehicle's current speed
indicate that the PRE-SAFE
capable of slowing the vehicle sufficiently to
maintain the preset following distance, which
creates a danger of a collision.
Immediately brake your vehicle to increase
the distance between your vehicle and the
®
Brake may also
®
®
Y
) ( page 54)
®
Brake
®
Brake will not be
Driving safety systems
vehicle driving in front of you. The warning
sound is intended as a final caution that you
have not interceded with your own braking
inputs to avoid a potentially dangerous
situation. Do not wait for the operation of the
warning signal to intercede with your own
braking, as that will result in potentially
dangerous emergency braking which will not
always result in an impact being avoided.
Tailgating increases the risk of an accident.
G
Warning!
®
The PRE-SAFE Brake is a convenience
system designed to assist the driver during
vehicle operation. The responsibility for the
vehicle speed and the distance to the vehicle
ahead, including most importantly brake
operation to assure safe stopping distance,
always remains with the driver.
Always pay attention to traffic conditions
even while the PRE-SAFE
on. Otherwise, you may not be able to
recognize dangerous situations until it is too
late and could cause an accident resulting in
personal or fatal injury to you or others.
i 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. Removal, tampering, or
altering of the device will void any
warranties, and is not permitted by the
FCC. Do not tamper with, alter, or use in
any non-approved way.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
®
Brake is switched
Z
69