Mercedes-Benz 2012 A Class - Manual (Page 248)

Display messages Possible causes/consequences and M Solutions
Speed Limit Assist
Currently unavail‐
able See Owner's
Manual
Speed Limit Assist is deactivated and temporarily inoperative.
Possible causes:
R
the windscreen is dirty in the camera's field of vision.
R
visibility is impaired due to heavy rain, snow or fog.
X Clean the windscreen.
If the system detects that the camera is fully operational, the dis-
play message disappears.
Speed Limit Assist is operational again.
Speed Limit Assist:
Unavailable in
this country
Speed Limit Assist is only available in certain countries.
X Drive on.
Speed Limit Assist is available again as soon as you drive into a
country in which its use is approved.
Speed Limit Assist
inoperative
Speed Limit Assist is faulty.
X Visit a qualified specialist workshop.
ë
Off
The HOLD function is deactivated. the vehicle is skidding.
A warning tone also sounds.
X Reactivate the HOLD function later ( Y page 179).
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 179).
Radar sensor deac‐
tivated See Own‐
er's Manual
The radar sensor system is deactivated.
X Check whether or not the radar sensor system may be activated
(
Y page 350).
X Switch on the radar sensor system ( Y page 223).
Radar sensor deac‐
tivated autom. See
Owner's Manual
Vehicles with a navigation system: the vehicle is close to a radio
telescope facility and is therefore prohibited from transmitting any
radar signals. The radar sensor system is deactivated automati-
cally.
If Blind Spot Assist was activated, it is no longer available. The
yellow 9 indicator lamps also light up in the exterior mirrors.
X Drive on.
Blind Spot Assist is available again as soon as the vehicle is far
enough away from the radio telescope facility (
Y page 350).
246
Display messages
On-board computer and displays