Mercedes-Benz 2013 M Class - Manual (Page 308)

Display messages Possible causes/consequences and M Solutions
Lane Keeping
Assist Currently
Unavailable See
Operator's Manual
or Active Lane
Keeping Assist
Currently
Unavailable See
Operator's Manual
Lane Keeping Assist or Active 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 are no lane markings for a longer 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
message disappears.
Lane Keeping Assist or Active 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 179).
X Clean the windshield.
Lane Keeping
Assist
Inoperative or
Active Lane
Keeping Assist
Inoperative
Lane Keeping Assist or Active Lane Keeping Assist is defective.
X Visit a qualified specialist workshop.
Blind Spot Assist
Currently
Unavailable See
Operator's Manual
or Active Blind
Spot Assist
Currently
Unavailable See
Operator's Manual
Blind Spot Assist or Active Blind Spot Assist is temporarily
inoperative.
You have established the electrical connection between the trailer
and your vehicle.
X Press a on the steering wheel to confirm the display
message.
Blind Spot Assist or Active Blind Spot Assist is deactivated while
towing a trailer.
306
Display messages
On-board computer and displays