Mercedes-Benz C-Class 2014 Owner's Manual page 341

Display messages
338
Display messages
¨
Malfunction Malfunction
Lane Keeping Lane Keeping
Assist currently Assist currently
unavailable See unavailable See
Owner's Manual Owner's Manual
Active Lane Keep‐ Active Lane Keep‐
ing Assist cur‐ ing Assist cur‐
rently rently unavailable unavailable
See Owner's Manual See Owner's Manual
Lane Keeping Lane Keeping
Assist inopera‐ Assist inopera‐
tive tive or Active Active
Lane Keeping Lane Keeping
Assist inoperative Assist inoperative
Possible causes/consequences and M M Solutions
AIRMATIC is faulty. A warning tone also sounds.
Do not drive at speeds above 80 km/h.
X
Make only slight steering movements. Otherwise, the front
X
wings or the tyres could be damaged if the steering movement
is too great.
Listen for scraping sounds.
X
Pull over and stop the vehicle safely, paying attention to road
X
and traffic conditions, and select a higher vehicle level.
Depending on the malfunction, it may be possible to raise the
vehicle.
Visit a qualified specialist workshop.
X
The AIRMATIC function is restricted. The vehicle's handling char-
acteristics may be affected.
Do not drive at speeds above 80 km/h.
X
Visit a qualified specialist workshop.
X
Lane Keeping Assist or Active Lane Keeping Assist is deactivated
and temporarily inoperative. Possible causes:
the windscreen is dirty in the camera's field of vision
R
or
visibility is impaired due to heavy rain, snow or fog
R
there are no lane markings for a long or extended period
R
the lane markings are worn, dark or covered, e.g. by dirt or snow
R
Once the causes listed above no longer apply, the display message
goes out.
Lane Keeping Assist or Active Lane Keeping Assist is operational
again.
If the display message does not disappear:
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions.
Secure the vehicle to prevent it from rolling away (
X
Clean the windscreen.
X
Lane Keeping Assist or Active Lane Keeping Assist is faulty.
Visit a qualified specialist workshop.
X
page 207).
Y