Page 601 of 689

Display messages
Possible causes/consequences and M
MSolutions
Yo u can cancel the deceleration at any time byper form ing one of thefo llowing actions:
R steering
R braking or accelerating
R pressing a steering-wheel button
R operating Touch Control
R deactivating Active Dis tance Assi stDISTRONIC
Active Steering Assist cur-
rently unavailable due to
multiple emergency stops *A
ctive Steering Assist is temp orarily una vailable due tomultiple emergency stops. #
Take ove rth esteering and stop in accordance with the tra ffic conditions. #
Swit chthe ignition off and switch it back on.
Ac tive Steering Assist is available once more.
Active Lane Keeping Assist
currently unavailable See
Owner's Manual *A
ctive Lane Keeping Assist is temp orarily una vailable.
The ambient conditions are outside the sy stem limits (/ page 285). #
Drive on.
As soon as the ambient conditions are within the sy stem limits, the sy stem will become available again.
Active Lane Keeping Assist
inoperative *A
ctive Lane Keeping Assist is malfunctioning. #
Consult a qualified specialist workshop. 598
Display messages and warning/indicator lamps
Page 602 of 689

Display messages
Possible causes/consequences and M
MSolutions
Blind Spot Assist currently
unavailable See Owner's
Manual *B
lind Spot Assist is temp orarily una vailable.
The sy stem limits ha vebeen reached (/ page 282). #
Drive on.
Once the cause of the problem is no longer present, the sy stem will be available again.
or #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra ffic conditions and restart
th e engine.
Blind Spot Assist inopera-
tive *B
lind Spot Assist is malfunctioning. #
Consult a qualified specialist workshop.
Blind Spot Assist not availa-
ble when towing a trailer
See Owner's Manual *W
hen you es tablish the electrical connection tothe trailer, Blind Spot Assist is una vailable. #
Press the left-hand Touch Control and ackn owledge the display message.
Active Blind Spot Assist
currently unavailable See
Owner's Manual *A
ctive Blind Spot Assi stistemp orarily una vailable.
The sy stem limits ha vebeen reached (/ page 282). #
Drive on.
Once the cause of the problem is no longer present, the sy stem will be available again.
or #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra ffic conditions and restart
th e engine. Display messages and
warning/indicator lamps 599
Page 603 of 689

Display messages
Possible causes/consequences and M
MSolutions
Active Blind Spot Assist
inoperative *A
ctive Blind Spot Assi stis malfunctioning. #
Consult a qualified specialist workshop.
Active Blind Spot Assist
not available when towing
a trailer See Owner's Man-
ual *W
hen you es tablish the electrical connection tothe trailer, Active Blind Spot Assi stis una vailable. #
Press the left-hand Touch Control and ackn owledge the display message.
Active Parking Assist and
PARKTRONIC inoperative
See Owner's Manual *A
ctive Parking Assist and Parking Assist PARKTRONIC are malfunctioning. #
Stop theve hicle in accordance with the tra ffic conditions and restart the engine. #
Ifth e display message continues tobe displa yed, consult a qualified specialist workshop.
Traffic Sign Assist currently
unavailable See Owner's
Manual *T
raffic Sign Assist is temp orarily una vailable. #
Drive on.
Once the cause of the problem is no longer present, the sy stem will be available again.
Traffic Sign Assist inopera-
tive *T
raffic Sign Assist is malfunctioning. #
Stop theve hicle in accordance with the tra ffic conditions and restart the engine. #
Ifth e display message continues tobe displa yed, consult a qualified specialist workshop.
Speed Limit Assist cur-
rently unavailable See Own-
er's Manual *S
peed Limit Assist is temp orarily una vailable. #
Drive on.
Once the cause of the problem is no longer present, the sy stem will be available again. 600
Display messages and warning/indicator lamps
Page 604 of 689
Display messages
Possible causes/consequences and M
MSolutions
Speed Limit Assist inopera-
tive *S
peed Limit Assist is malfunctioning. #
Consult a qualified specialist workshop.
ç
ð
Ä
¸ Currently unavailable
Radar sensors dirty *T
heradar sensor sy stem is malfunctioning. Possible causes:
R dirt on the sensors
R heavy rain or snow
R extended country driving wi thout other traf fic, e.g. in the desert
Driving sy stems and driving saf ety sy stems may be malfunctioning or temp orarily una vailable.
Once the cause of the problem is no longer present, the driving sy stems and driving saf ety sy stems will be available
again.
If th e display message does not disappear: #
Stop theve hicle in accordance with the tra ffic conditions. #
Clean all sensors (/ page 497). #
Restart the engine. Display messages and
warning/indicator lamps 601
Page 605 of 689

Display messages
Possible causes/consequences and M
MSolutions
_
ð
Ä
à
á Currently unavailable Cam-
era view restricted *T
he camera view is restricted. Possible causes:
R dirt on the windscreen in the camera's field of vision
R heavy rain, snow or fog
R mist on the windscreen in front of the camera
% Mist de tected on the windscreen will be automatically remo ved with the aid of a built-in heater within appr ox‐
imately 12minutes.
Driving sy stems and driving saf ety sy stems may be malfunctioning or temp orarily una vailable.
Once the cause of the problem is no longer present, the driving sy stems and driving saf ety sy stems will be available
again.
If th e display message does not disappear: #
Stop theve hicle in accordance with the tra ffic conditions. #
Clean the windscreen if necessar y.
ë Off *T
he HOLD function is deactivated because theve hicle is slipping or a condition for activation is not fulfilled. #
Reactivate the HOLD function later or check the activation conditions forth e HOLD function (/ page 255).602
Display messages and warning/indicator lamps
Page 606 of 689

Display messages
Possible causes/consequences and M
MSolutions
ç - - -km/h *A
ctive Dis tance Assi stDISTRONIC cannot be acti vated as not all activation conditions are fulfilled. #
Comply with the activation conditions of Active Dis tance Assi stDISTRONIC (/ page 245).
ç suspended *I
fyo u depress the accelera tor pedal be yond theAc tive Dis tance Assi stDISTRONIC setting, the sy stem will be put
into passive mode (/ page 253).
ç
Off *A
ctive Dis tance Assi stDISTRONIC was deactivated. If a warning tone also sounds, Active Dis tance Assi st
DISTRONIC has deacti vated automatically (/ page245).
Active Distance Assist cur-
rently unavailable See Own-
er's Manual *A
ctive Dis tance Assi stDISTRONIC is temp orarily una vailable.
The ambient conditions are outside the sy stem limits (/ page243). #
Drive on.
As soon as the ambient conditions are within the sy stem limits, the sy stem will become available again.
Active Distance Assist inop-
erative *A
ctive Dis tance Assi stDISTRONIC is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. Display messages and
warning/indicator lamps 603
Page 607 of 689
Display messages
Possible causes/consequences and M
MSolutions #
Consult a qualified specialist workshop.
Active Distance Assist
available again *A
ctive Dis tance Assi stDISTRONIC is operational again and can be acti vated (/ page245).
î inoperative *T
he Downhill Speed Regulation is malfunctioning. #
Consult a qualified specialist workshop.
î Not in curr. drive prog. *T
he Downhill Speed Regulation is not available in the cur rently selected drive program. #
Change the drive program (/ page198).
î
Ma x. speed 40 km/h *T
he maximum speed of 40 km/h forth e Downhill Speed Regulation has been exceeded. #
Drive more slowly. 604
Display messages and warning/indicator lamps
Page 608 of 689

Display messages
Possible causes/consequences and M
MSolutions
¯ - - -km/h *C
ruise control cannot be activated as not all activation conditions are fulfilled. #
Obser vethe activation conditions for cruise control (/ page 239).
Cruise control inoperative *C
ruise control is malfunctioning. #
Consult a qualified specialist workshop.
Cruise control and Limiter
inoperative *C
ruise control and the limiter are malfunctioning. #
Consult a qualified specialist workshop.
Cruise control off *C
ruise control has been deactivated.
If th ere is an additional warning tone, cruise control has been deacti vated automatically (/ page 237).
Limiter passive *I
fyo u depress the accelera tor pedal be yond the pressure point (kickdown), the limiter is switched topassive mode
(/ page 239).
È - - - km/h *T
he limiter cannot be activated as not all activation conditions ha vebeen fulfilled. #
Obser vethe activation conditions of the limiter (/ page 239).
Limiter inoperative *T
he limiter is malfunctioning. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 605