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128 Driving and parking
concentration in good time. The system is not a
substitute for a well-rested and attentive driver.
On long journeys, take regular and timely breaks
that allow you to rest properly.
If fatigue or increased lapses in concentration are
detected, the
ATTENTION ASSIST: Take a Break!
or
Attent. Asst Take Break!
the instrument cluster.
You can acknowledge the message and take a
break if necessary. If you do not take a break and
ATTENTION ASSIST continues to detect increased
lapses in concentration, you will be warned again
after a minimum of 15 minutes.
For vehicles with steering wheel buttons you can
have the current ATTENTION ASSIST (Attention
Level) assessment displayed.
The following information is displayed:
The journey length since the last break
R
The attention level determined by ATTENTION
R
ASSIST:
The fuller the bar is, the higher the detec‐
-
ted attention level is
The bar empties as attentiveness decrea‐
-
ses
If ATTENTION ASSIST cannot calculate the atten‐
tion level and cannot issue a warning, the
tem Suspended
message appears.
The bar display is then dimmed. This is the case,
for example, if you are predominantly driving at a
speed below 40 mph (60 km/h) or above
125 mph (200 km/h).
System limits
ATTENTION ASSIST is active in the 40 mph
(60 km/h) to 125 mph (200 km/h) speed range.
The functionality of ATTENTION ASSIST is restric‐
ted, and warnings may be delayed or not occur at
all, in the following situations:
R
R
warning appears in
R
R
R
R
The ATTENTION ASSIST drowsiness or alertness
assessment is deleted and restarted when con‐
tinuing the journey in the following situations:
R
R
Deactivating or activating ATTENTION ASSIST
(vehicles without steering wheel buttons)
On-board computer:
4
#
Deactivating or activating ATTENTION ASSIST
(vehicles with steering wheel buttons)
On-board computer:
4
Sys-
#
You can choose between the following settings:
R
R
R
The journey lasts less than approximately
30 minutes
The road condition is poor (uneven road sur‐
face or potholes)
The vehicle is subjected to a strong crosswind
You have a sporty driving style (high corner‐
ing speeds or high rates of acceleration)
The time is set incorrectly
You change lanes and vary your speed fre‐
quently in active driving situations
You switch off the engine
You unfasten your seat belt and open the driv‐
er's door (e.g. change drivers or take a break)
È
Settings
Attention Assist
5
5
To activate/deactivate: press the f or g
button and confirm by pressing the 3 but‐
ton.
When ATTENTION ASSIST is active, the À
indicator lamp lights up in the instrument
cluster.
DriveAssist
ATTENTION ASSIST
5
To change the setting: press the a but‐
ton and select the setting.
If ATTENTION ASSIST is activated, the À
symbol is shown in the status area of the mul‐
tifunction display.
Off
Standard: normal system sensitivity.
Sensitive: higher system sensitivity. The driver
is warned earlier and the attention level
detected by the system (Attention Level) is
adapted accordingly.
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