Mercedes-Benz C-Class Convertible 2021 Operator's Manual page 183

detected, it is possible that no lane correcting
brake application takes place ( page 182).
/
The system may be impaired or may not function
particularly in the following situations:
If there is poor visibility, e.g. due to insuffi‐
R
cient illumination of the road, if there are
highly variable shade conditions or in rain,
snow, fog or heavy spray.
If there is glare, e.g. from oncoming traffic,
R
the sun or reflections.
If the windshield in the area of the multifunc‐
R
tion camera is dirty, or if the camera is fog‐
ged up, damaged or covered.
If there are no lane markings, or several
R
unclear lane markings are present for one
lane, e.g. around roadworks.
If the lane markings are worn, dark or cov‐
R
ered.
If the distance from the vehicle in front is too
R
short and thus the lane markings cannot be
detected.
If the lane markings change quickly, e.g.
R
lanes branch off, cross one another or
merge.
If the road is very narrow and winding.
R
Vehicles with Driving Assistance Pack‐
R
age: if the radar sensors in the rear bumper
are dirty or covered in snow and an obstacle
is detected in your lane, no lane-correcting
brake application takes place.
Activating/deactivating Active Lane Keeping
Assist
& WARNING Risk of accident despite
Active Lane Keeping Assist warning
A lane-correcting brake application cannot
always bring the vehicle back into the origi‐
nal lane.
Always steer, brake or accelerate your‐
#
self, especially if Active Lane Keeping
Assist warns you or makes a lane-cor‐
recting brake application.
Driving and parking 181
& WARNING Risk of accident despite inter‐
vention of Active Lane Keeping Assist
Active Lane Keeping Assist does not detect
traffic conditions or road users. The system
may make an inappropriate brake applica‐
tion.
The brake application can be interrupted at
any time, for example, by steering slightly in
the opposite direction.
Always make sure that there is suffi‐
#
cient distance to the side for other traf‐
fic or obstacles.
& WARNING Risk of accident despite Lane
Keeping Assist
Lane Keeping Assist cannot always clearly
detect lane markings.
In such cases, Lane Keeping Assist can:
give an unnecessary warning
R
not give a warning
R
Always pay particular attention to the
#
traffic situation and keep within the