Mercedes-Benz 2016 GLA Operator's Manual page 218

Driving systems
216
the lane markings are worn away, dark or
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covered up, e.g. by dirt or snow
the distance to the vehicle in front is too
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small and the lane markings thus cannot be
detected
the lane markings change quickly, e.g.
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lanes branch off, cross one another or
merge
the road is narrow and winding
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there are strong shadows cast on the road
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Switching on Lane Keeping Assist
Activate Lane Keeping Assist using the on-
X
board computer; to do so, select
or Adaptive
If you drive at speeds above 40 mph
(60 km/h) and lane markings are detected,
the lines in the assistance graphics display
( page 227) are shown in green. Lane
Y
Keeping Assist is ready for use.
When Standard
tion occurs if:
you have switched on the turn signal. In this
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event, the warnings are suppressed for a
certain period of time.
a driving safety system intervenes, such as
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ABS, BAS or ESP
When Adaptive
tion occurs if:
you have switched on the turn signal. In this
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event, the warnings are suppressed for a
certain period of time.
a driving safety system intervenes, e.g.
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ABS, BAS or ESP
you accelerate hard, e.g. kickdown.
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you brake hard.
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you steer actively, e.g. swerve to avoid an
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obstacle or change lanes quickly.
you cut the corner on a sharp bend.
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In order that you are warned only when nec-
essary and in good time if you cross the lane
marking, the system recognizes certain con-
ditions and warns you accordingly.
Standard
( page 228).
Y
is selected, no warning vibra-
®
.
is selected, no warning vibra-
®
.
The warning vibration occurs earlier if:
you approach the outer lane marking on a
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bend.
the road has very wide lanes, e.g. a free-
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way.
the system recognizes solid lane markings.
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The warning vibration occurs later if:
the road has narrow lanes.
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you cut the corner on a bend.
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