Mercedes-Benz 2013 CL Operator's Manual page 377

Display messages
Radar Sensors
Deactivated See
Oper. Manual
Active Lane
Keeping Assist
Currently Unavailable
See Operator's Manual
Active Lane
Keeping Assist
Inoperative
Possible causes/consequences and M Solutions
The radar sensor system is deactivated.
Switch on the radar sensor system (
X
Active Lane Keeping Assist is deactivated and temporarily
inoperative. Possible causes are:
the windshield in the camera's field of vision is dirty.
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.
Secure the vehicle against rolling away (
X
Clean the windshield.
X
If the system detects that the camera is fully operational, the
display message disappears.
Active Lane Keeping Assist is operational again.
Active Lane Keeping Assist is defective.
Visit a qualified specialist workshop.
X
Display messages
page 348).
Y
page 287).
Y
375
Z