Mercedes-Benz CLA-Class 2015 - Manual (Page 238)

Display messages Possible causes/consequences and M M Solutions
Lane Keeping Lane Keeping
Assist Currently Assist Currently
Unavailable See Unavailable See
Operator's Manual Operator's Manual
Lane Keeping Assist is deactivated and temporarily inoperative.
Possible causes are:
R the windshield in the camera's field of vision is dirty.
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.
When the causes stated above no longer apply, the display mes-
sage disappears.
Lane Keeping Assist is operational again.
If the display message does not disappear:
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (
Y
page 160).
X Clean the windshield.
Lane Keeping Lane Keeping
Assist Inoperative Assist Inoperative
Lane Keeping Assist is faulty.
X Visit a qualified specialist workshop.
Blind Spot Assist Blind Spot Assist
Currently Unavail‐ Currently Unavail‐
able See Opera‐ able See Opera‐
tor's Manual tor's Manual
Blind Spot Assist is temporarily inoperative. Possible causes are:
R
function is impaired due to heavy rain or snow.
R
the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
R
the radar sensor system is outside the operating temperature
range.
The yellow 9 indicator lamps also light up in the exterior mir-
rors.
When the causes stated above no longer apply, the display mes-
sage disappears.
Blind Spot Assist is operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (
Y
page 160).
X
Restart the engine.
Blind Spot Assist Blind Spot Assist
Inoperative Inoperative
Blind Spot Assist is defective.
The yellow 9 indicator lamps also light up in the exterior mir-
rors.
X
Visit a qualified specialist workshop.
236
Display messages
On
-b
oar
d
comp
ut
er
an
d
di
sp
lay
s