A- Class Owner's Manual - Page 199

For 2019 A 220 Sedan. Also, The document are for others Mercedes-Benz models: 2019 A- CLASS

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take regular breaks in good time that allow for
adequate recuperation.
You can choose between two settings.
R
Standard: normal system sensitivity.
R
Sensitive: higher system sensitivity. The
driver is warned earlier and the attention
level detected by ATTENTION ASSIST is adap
ted accordingly.
If drowsiness or increasing lapses in concentra
tion are detected, the ATTENTION ASSIST: Take
a Break! warning appears in the instrument dis
play. You can acknowledge the message and
take a break where necessary. If you do not take
a break and ATTENTION ASSIST continues to
detect increasing lapses in concentration, you
will be warned again after a minimum of
15 minutes.
You can have the following status information for
ATTENTION ASSIST displayed in the assistance
menu of the on-board computer:
R
The length of the journey since the last
break.
R
The attention level determined by ATTENTION
ASSIST:
-
the fuller the circle, the higher the atten
tional level determined
-
as your attention wanes, the circle in the
center of the display becomes smaller
If ATTENTION ASSIST is unable to calculate the
attention level and cannot issue a warning, the
System Suspended message appears.
If a warning is given in the instrument display,
the multimedia system offers to search for a rest
area. You can select a rest area and start naviga
tion to this rest area. This function can be activa
ted and deactivated in the multimedia system.
If ATTENTION ASSIST is deactivated, the é
symbol appears in the assistance graphic in the
instrument display when the engine is running.
ATTENTION ASSIST is activated automatically
when the engine is re-started. The last selected
sensitivity level remains stored.
System limitations
ATTENTION ASSIST is active in the 37 mph
(60 km/h) to 124 mph (200 km/h) speed range.
The functionality of ATTENTION ASSIST is
restricted, and warnings may be delayed or not
occur at all in the following situations:
R
If you have been driving for less than approx
imately 30 minutes.
200
Driving and parking
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