Blind Spot Assist - Mercedes-Benz B-Class Operator's Manual

Warning and display messages in the
multifunction display
X
Activate ATTENTION ASSIST using the on-
board computer ( Y
Symbol : appears in the multifunction
display.
If ATTENTION ASSIST is active, it will not
warn you until at least 20 minutes after
your journey has begun. You then hear an
intermittent warning tone twice and the
Attention Assist: Drowsiness
Detected message appears in the
multifunction display.
X
If necessary, take a break.
X
Press the a button to confirm the
message.
On long journeys, take regular breaks in good
time to allow yourself to rest properly. If you
do not take a break, you will be warned again
after 15 minutes at the earliest. The
precondition for this is that
ATTENTION ASSIST still detects typical
indicators of fatigue or increasing lapses in
concentration.
ATTENTION ASSIST is reset when you
continue your journey and starts assessing
your tiredness again if:
you switch off the engine.
R
you take off your seat belt and open the
R
driver's door, e.g. for a change of drivers or
to take a break.
page 195).
Lane Tracking package
General notes
The Lane Tracking package consists of Blind
Spot Assist ( Y page 181) and Lane Keeping
Assist ( Y page 183).

Blind Spot Assist

Important safety notes
G
WARNING
Blind Spot Assist does not react to:
vehicles overtaken too closely on the side,
R
placing them in the blind spot area
vehicles approaching and driving by with a
R
speed difference of more than 6.8 mph
(11 km/h)
As a result, Blind Spot Assist may not give
warnings in such situations. There is a risk of
an accident.
Always observe the traffic conditions
carefully, and maintain a safe lateral distance.
Blind Spot Assist is only an aid. It may fail to
detect some vehicles and is no substitute for
attentive driving.
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. Removing, tampering
with, or altering 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.
General notes
Blind Spot Assist uses a radar sensor system
to monitor the areas on both sides of your
vehicle. It supports you from a speed of
approximately 20 mph (30 km/h). A warning
display in the exterior mirrors draws your
attention to vehicles detected in the
Driving systems
181
Z