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The system may be impaired or may not function
in the following instances:
There is poor visibility, e.g. due to snow, rain,
R
fog, heavy spray, greatly varying light condi-
tions or strong shadows on the carriageway.
There is glare, e.g. from oncoming traffic,
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direct sunlight or reflections.
Insufficient road illumination.
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The windscreen is dirty, misted up, damaged
R
or covered in the vicinity of the camera, e.g.
by a sticker.
No, or several, unclear lane markings are pres-
R
ent for one lane, or the markings change
quickly, for example, in a construction area or
at junctions.
The lane markings are worn away, dark or cov-
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ered up, e.g. by dirt or snow.
If the distance to the vehicle in front is too
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short and thus the lane markings cannot be
detected.
The road is narrow and winding.
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There are obstacles on the lane or projecting
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out into the lane, such as object markers.
If transport equipment, for example a trailer or
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bicycle rack, is attached to the trailer hitch
and the electrical connection has been cor-
rectly established.
The system does not provide assistance in the fol-
lowing conditions:
On very tight bends and when turning.
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When crossing junctions.
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At roundabouts or toll stations.
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When actively changing lane without switching
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on the turn signal indicator.
When the tyre pressure is too low.
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& WARNING Risk of accident if Active Steer-
ing Assist unexpectedly stops functioning
If the system limits of Active Steering Assist
are reached there is no guarantee that the
system will remain active or will keep the vehi-
cle in lane.
Always keep your hands on the steering
#
wheel and observe the traffic carefully.
F295 0057 02
Driving and parking 341
Always steer the vehicle paying attention
#
to traffic conditions.
& WARNING Risk of accident if Active Steer-
ing Assist unexpectedly intervenes
The detection of lane markings and objects
may malfunction and cause unexpected steer-
ing interventions.
Steer according to traffic conditions.
#
You can watch an animation on this topic via the
following link:
▌Activating/deactivating Active Steering Assist
Requirements
ESP
®
is activated, but is not intervening.
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Active Distance Assist DISTRONIC is activa-
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ted.
Multimedia system:
©
Settings
Assistance
4
5
5
Driving
5
Activate or deactivate
Active Steering
#
Assist.
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