On-board computer and displays, Display messages – Mercedes-Benz E-Sedan 2012 Owners Manual User Manual
Page 252
Display messages
Possible causes/consequences and M Solutions
¨
Malfunction
G
Risk of accident
The AIRMATIC function is restricted. The vehicle's handling
characteristics may be affected.
X
Do not drive faster than 50 mph (80 km/h).
X
Visit a qualified specialist workshop.
HOLD
Off
The HOLD function is deactivated. The vehicle is skidding.
A warning tone also sounds.
X
Reactivate the HOLD function later (
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
(
Radar Sensors
Deactivated See
Operator's Manual
The radar sensor system is deactivated.
X
Switch on the radar sensor system (
Lane Keeping
Assist Currently
Unavailable. See
Operator's Manual
or
Lane Keeping
Assist Currently
Unavailable. See
Operator's Manual
Lane Keeping Assist or Active Lane Keeping Assist is deactivated
and temporarily inoperative if:
R
the windshield 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, for example by dirt
or snow.
Lane Keeping Assist or Active Lane Keeping Assist is operational
again and the display message disappears if:
R
the dirt (e.g. slush) drops away while the vehicle is in motion.
R
the system recognizes that the camera is fully operational again.
If the display message continues to be displayed:
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.
250
Display messages
On-board computer and displays