Mercedes-Benz B-Class 2011 Owner's Manual page 226

Display messages
Lane Keeping
Assist currently
unavailable See
Owner's Manual
Lane Keeping
Assist inoperative
Possible causes/consequences and M Solutions
Vehicles with Becker
not connected, the radar sensor system is deactivated automati-
cally.
Blind Spot Assist is not available.
Connect the Becker
X
instructions.
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 are no lane markings for a longer period.
R
the lane markings are worn, dark or covered, e.g. by dirt or snow.
R
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.
Engage the electric parking brake.
X
Clean the windscreen.
X
If the system detects that the camera is fully operational, the dis-
play message disappears.
Lane Keeping Assist or Active Lane Keeping Assist is operational
again.
Lane Keeping Assist is faulty.
Visit a qualified specialist workshop.
X
Display messages
®
MAP PILOT: if the Becker
®
MAP PILOT; see the separate operating
223
®
MAP PILOT is
Z