Mercedes-Benz S-Class Saloon W223 2021 Owner's Manual page 255

Driver display in the Assistance menu
If a vehicle is detected within the monitoring
range, the red warning lamp lights up in the corre-
sponding outside mirror. In the Assistance menu,
the lamp in outside mirror 1 also lights up red,
and the lane in which the vehicle is detected is
hatched out.
If a vehicle is detected in the monitoring range
and you switch on the turn signal indicator in the
corresponding direction, a warning tone sounds
twice and the warning lamp flashes red in the
respective outside mirror. Red radar waves
displayed next to your vehicle in the Assistance
graphic.
If the turn signal indicator remains on, the display
in the outside mirror flashes for all other detected
vehicles, but no further warning tone sounds. If
you overtake a vehicle quickly, no warning is
given.
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Vehicles with active ambient lighting: if
ing assistance is activated, the Active Blind
Spot Assist warning is also accompanied by
ambient lighting (
Observe the notes on driving systems and your
responsibility; you may otherwise fail to recognise
dangers ( page 220).
/
& WARNING Risk of accident despite Active
Blind Spot Assist
Active Blind Spot Assist does not react to the
following:
if you overtake a vehicle too closely so that
R
it is in the blind spot area
if vehicles travelling at a much faster
R
speed approach and then overtake
2 are
Active Blind Spot Assist may not give warnings
or intervene in such situations.
P223 0288 02
Warn-
page 162).
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Driving and parking 253
Always pay careful attention to the traffic
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situation and maintain a safe distance at
the side of the vehicle.
Exit warning
The exit warning is an additional function of Active
Blind Spot Assist and can warn vehicle occupants
attempting to leave the stationary vehicle about
approaching vehicles.
& WARNING Risk of accident despite exit
warning
The exit warning neither reacts to stationary
objects nor to persons or road users
approaching you at a greatly differing speed.
The exit warning cannot warn drivers in these
situations.
Always pay particular attention to the
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traffic situation when opening the doors
and make sure there is sufficient clear-
ance.