Mercedes-Benz S-Class Saloon 2021, Owner'S Manual

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area. You can select a rest area and start naviga-
tion to this rest area.
If you restart the vehicle, ATTENTION ASSIST with
microsleep detection is automatically activated.
The last selected sensitivity level remains stored.
Syst
System limits em limits
ATTENTION ASSIST is active in the 60 km/h to
200 km/h speed range.
The microsleep detection function is available at a
speed of 20 km/h and above.
Particularly in the following situations, ATTENTION
ASSIST only functions in a restricted manner and
warnings may be delayed or not occur:
R
If you have been driving for less than approx-
imately 30 minutes.
R
If the road condition is poor (uneven road sur-
face or potholes).
R
If there is a strong side wind.
R
If you adopt a sporty driving style (high corner-
ing speeds or high rates of acceleration).
R
If the Steering Assist function of Active Dis-
tance Assist DISTRONIC is active.
R
If the clock is set to the incorrect time.
R
If you change lanes and vary your speed fre-
quently in active driving situations.
Microsleep detection also does not function when
the driver camera cannot detect the driver's eyes,
for example as a result of the following factors:
R
The driver's eyes are covered due to the steer-
ing column position, for example.
R
Poor lighting conditions.
R
Some types of spectacles or sunglasses.
R
The driver's line of vision is outside the driver
camera's eld of vision.
Also observe any information regarding display
messages that can be displayed in the driver's
display.
The tiredness and alertness assessment of
ATTENTION ASSIST with microsleep detection is
reset and restarted when continuing the journey
in the following situations:
R
You switch o the vehicle.
R
If you unfasten your seat belt and open the
driver's door (e.g. to change drivers or take a
break).
Se Setting A tting ATTENTION ASSIST TTENTION ASSIST
Multimedia system:
4
©
5
Settings
5
Assistance
5
Assistance
5
ATTENTION ASSIST
Se Setting t tting the sensitivity he sensitivity
#
Tap the current setting.
#
Select Standard or Sensitive .
AActiv ctivating/deactiv ating/deactivating t ating the micr he microsleep w osleep war arning ning
#
Activate/deactivate Microsleep warning .
Limit Limiter er
FFunction of t unction of the limit he limiter er
The limiter restricts the speed of the vehicle. To
reduce the speed to the set speed, the limiter
applies the brakes automatically.
You can limit the speed as follows:
R
VVar ariable: iable: for a short-term speed restriction,
e.g. in built-up areas
Driving and parking 265 265