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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-star ted. 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.
R
If the road condition is poor (uneven road
surface or potholes).
R
If there is a strong side wind.
R
If you adopt a sporty driving style (high cor‐
nering speeds or high rates of acceleration).
R
If the Steering Assist function of Active Dis‐
tance Assist DISTRONIC is active.
R
If the time has been set incorrectly.
R
In active driving situations, if you change
lanes and vary your speed frequently.
The ATTENTION ASSIST tiredness or alertness
assessment is deleted and restarted when con‐
tinuing the journey in the following situations:
R
If you switch off the engine.
R
If you unfasten your seat belt and open the
driver's door (e.g. changing drivers or taking
a break).
Setting ATTENTION ASSIST
Multimedia system:
,
Vehicle
.
k Assistance
.
ATTEN-
TION ASSIST
Setting options
#
Select Standard, Sensitive or Off.
Suggesting a rest area
#
Select Suggest Rest Area.
#
Activate O or deactivate the function ª.
If ATTENTION ASSIST detects fatigue or
increasing lack of attention, it suggests a
rest area in the vicinity.
#
Select a suggested rest area: you are gui‐
ded to the selected rest area.
Traffic Sign Assist
Function of Traffic Sign Assist
Traffic Sign Assist detects traffic signs with mul‐
tifunction camera 1. It assists you by display‐
ing detected speed limits and overtaking restric‐
216
Driving and parking
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