Mercedes-Benz C-Sedan 2014 Owners Manual - Manual (Page 239)

Display messages Possible causes/consequences and M Solutions
ë
Off
The HOLD function is deactivated. the vehicle is skidding.
A warning tone also sounds.
X
Reactivate the HOLD function later (
Y
page 182).
The HOLD function is deactivated. When the brake pedal is firmly
depressed, an activation condition is not fulfilled.
A warning tone also sounds.
X
Check the activation conditions for the HOLD function
(
Y
page 182).
Radar Sensors
Deactivated See
Operator's Manual
The radar sensor system is deactivated.
X Switch on the radar sensor system (
Y
page 218).
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 164).
X Clean the windshield.
Lane Keeping
Assist
Inoperative or Activ
e Lane Keeping
Assist Inoperative
Lane Keeping Assist or Active Lane Keeping Assist is defective.
X Visit a qualified specialist workshop.
Display messages
237
On-board
computer
and
displays
Z