Mercedes-Benz E-Class Saloon Owner's Manual page 320

Display messages
Lane Keeping Lane Keeping
Assist currently Assist currently
unavailable See unavailable See
Owner's Man‐ Owner's Man‐
ualorActive Lane ual Active Lane
Keeping Assist Keeping Assist cur‐ cur‐
rently rently unavailable unavailable
See Owner's Manual See Owner's Manual
Lane Keeping Lane Keeping
Assist inopera‐ Assist inopera‐
tiveorActive Lane tive Active Lane
Keeping Assist Keeping Assist
inoperative inoperative
Blind Spot Assist Blind Spot Assist
currently unavail‐ currently unavail‐
able See Owner's able See Owner's
Manual ManualorActive Active
Blind Spot Assist Blind Spot Assist
currently unavail‐ currently unavail‐
able See Owner's able See Owner's
Manual Manual
Possible causes/consequences and M M Solutions
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
visibility is impaired due to heavy rain, snow or fog
R
there have been no lane markings for an 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.
Safeguard the vehicle against rolling away (
X
Clean the windscreen.
X
Lane Keeping Assist or Active Lane Keeping Assist is faulty.
Consult a qualified specialist workshop.
X
Blind Spot Assist or Active Blind Spot Assist is temporarily inop-
erative. Possible causes:
the function is impaired due to heavy rain or snow
R
the radar sensor system is outside the operating temperature
R
range
the radar sensor system is temporarily inoperative, e.g. due to
R
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation
The yellow 9 indicator lamps also light up in the exterior mir-
rors.
Once the causes listed above no longer apply, the display message
goes out.
Blind Spot Assist or Active Blind Spot 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.
Safeguard the vehicle against rolling away (
X
Restart the engine.
X
Display messages
page 205).
Y
page 205).
Y
317
Z