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Particularly in the following situations, ATTENTION
ASSIST only functions in a restricted manner and
warnings may be delayed or not occur:
If you have been driving for less than approx-
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imately 30 minutes.
If the road condition is poor (uneven road sur-
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face or potholes).
If there is a strong side wind.
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If you adopt a sporty driving style (high corner-
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ing speeds or high rates of acceleration).
If the Steering Assist function of Active Dis-
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tance Assist DISTRONIC is active.
If the clock is set to the incorrect time.
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If you change lanes and vary your speed fre-
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quently in active driving situations.
Also observe any information regarding display
messages that can be displayed in the driver's
display.
The ATTENTION ASSIST drowsiness or alertness
assessment is reset and restarted when continu-
ing the journey in the following situations:
If you switch o the vehicle.
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If you unfasten your seat belt and open the
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driver's door (e.g. to change drivers or take a
break).
Se Setting A
tting ATTENTION ASSIST
TTENTION ASSIST
Multimedia system:
©
Settings
Assistance
4
5
5
Assistance
ATTENTION ASSIST
5
5
Se Setting t
tting the sensitivity
he sensitivity
Tap the current setting.
#
Select
Standard
or Sensitive.
#
A A ctiv
ctivating/deactiv
ating/deactivating t
ating the micr
he microsleep w
Activate/deactivate
Microsleep
#
Cr Cruise contr
uise control and limit
ol and limiter er
F F unction of cr
unction of cruise contr
uise control ol
Cruise control regulates the speed to the value
selected by the driver.
If you accelerate to overtake, for example, the
stored speed is not deleted. If you remove your
foot from the accelerator pedal a er overtaking,
cruise control will resume speed regulation back
to the stored speed.
You can store any speed above 20 km/h up to the
maximum design speed or up to the set winter
tyre limit.
Observe the notes on driving systems and your
responsibility; you may otherwise fail to recognise
dangers (
/
Displays in t
Display
s in the dr
h (grey): cruise control is selected but not
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yet active, or temporarily passive.
h (green): cruise control is active.
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osleep war arning
ning
warning.
A stored speed appears under the h display
and is indicated in the speedometer.
System limits
Syst
em limits
Cruise control may be unable to maintain the
stored speed on uphill gradients. The stored
speed is resumed when the gradient evens out.
Change into a lower gear in good time on long and
steep downhill gradients. Take particular note of
this when driving a laden vehicle. By doing so, you
will make use of the engine's braking e ect. This
Driving and parking 199
page 189).
he driv iver's display
er's display
199
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