Mercedes-Benz CLA Operator's Manual page 199

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 Adaptive ( page 211).
Y
If you drive at speeds above 60 km/h and
lane markings are detected, the lane mark-
ings in the assistance graphics display
( page 209) are shown in green.
Y
When Standard Standard is selected, no warning vibra-
tion occurs if:
you have switched on the turn signals. In
R
this event, the warnings are suppressed for
a certain period of time.
a driving safety system intervenes, such as
R
®
ABS, BAS or ESP .
When Adaptive Adaptive is selected, no warning vibra-
tion occurs if:
you have switched on the turn signals. In
R
this event, the warnings are suppressed for
a certain period of time.
a driving safety system intervenes, e.g.
R
®
ABS, BAS or ESP .
you accelerate hard, e.g. kickdown.
R
you brake hard.
R
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.
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 high-
R
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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Standard Standard
Driving systems
197
Z