Page 417 of 489

Display messages
Possible causes/consequences and M
MSolutions
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 (/ page243).
On ce the cause of the problem is no longer present, the sy stem will be available again. #
Drive on.
or #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra ffic conditions and restart
th e engine.
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 stwill be una vailable. #
Press the left-hand Touch Control and ackn owledge the display message.
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 (/ page246).
As soon as the ambient conditions are within the sy stem limits, the sy stem will become available again. #
Drive on. 414
Displaymessa ges and warning/indicator lamps
Page 418 of 489
Display messages
Possible causes/consequences and M
MSolutions
Active Lane Keeping Assist
inoperative *A
ctive Lane Keeping Assist is malfunctioning. #
Consult a qualified specialist workshop.
ç
Ã
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 (/ page319). #
Restart the engine. Display messages and
warning/indicator lamps 415
Page 419 of 489
Display messages
Possible causes/consequences and M
MSolutions
_
Ã
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.
î inoperative *T
he Downhill Speed Regulation is malfunctioning. #
Consult a qualified specialist workshop. 416
Displaymessa ges and warning/indicator lamps
Page 420 of 489
Display messages
Possible causes/consequences and M
MSolutions
î Max. speed 40 km/h *T
he maximum speed of 40 km/h forth e Downhill Speed Regulation has been exceeded. #
Drive more slowly.
î Not possible in current
drive program *T
he Downhill Speed Regulation is not available in the cur rently selected drive program. #
Change the drive program (/ page174). Displ
aymessa ges and warning/indicator lamps 417
Page 421 of 489

Driving saf
ety sy stems Display messages
Possible causes/consequences and M
MSolutions
!
÷ currently unavailable See
Owner's Manual *
ABS and ESP ®
are temp orarily una vailable.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be temp orarily una vailable.
The brake sy stem will continue tooperate normally. Braking dis tance may increase in an emergency braking situa‐
tion. &
WARNING Risk of skidding if ABS and ESP ®
are malfunctioning
The wheels may lock du ring braking and ESP ®
does not pe rform any vehicle stabilisation.
The steerability and braking characteristics are heavily impaired and the braking dis tance may increase. In addi‐
tion, other driving saf ety sy stems are switched off. #
Drive carefully on a suitable stre tch of road, making slight steering mo vements at a speed abo ve30 km/h. #
Ifth e display message does not disappear, consult a qualified specialist workshop immediately. Drive care‐
full y. 41 8
Displaymessa ges and warning/indicator lamps
Page 422 of 489

Display messages
Possible causes/consequences and M
MSolutions
!
÷ inoperative See Owner's
Manual *
ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be malfunctioning.
The brake sy stem will continue tooperate normally. Braking dis tance may increase in an emergency braking situa‐
tion. &
WARNING Risk of skidding if ABS and ESP ®
are malfunctioning
The wheels may block du ring braking and ESP ®
does not pe rform any vehicle stabilization.
The steerability and braking characteristics are heavily impaired and the braking dis tance may increase. In addi‐
tion, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have ABS and ESP ®
ch ecked immediately at a qualified specialist workshop. ÷
currently unavailable See
Owner's Manual *
ESP ®
is temp orarily una vailable.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be malfunctioning. &
WARNING Risk of skidding if ESP is malfunctioning ®
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisation. In addition, other driving saf ety sy stems
are switched off. #
Drive carefully on a suitable stre tch of road, making slight steering mo vements at a speed abo ve30 km/h. Displ
aymessa ges and warning/indicator lamps 419
Page 423 of 489
Display messages
Possible causes/consequences and M
MSolutions #
Ifth e display message does not disappear, consult a qualified specialist workshop immediately. Drive care‐
full y. ÷
inoperative See Owner's
Manual *
ESP ®
is malfunctioning.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be malfunctioning.
The brake sy stem will continue tooperate normally. Braking dis tance may increase in an eme rgency braking situa‐
tion. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisation. In addition, other driving saf ety sy stems
are switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. 420
Display messages and warning/indicator lamps
Page 424 of 489

Display messages
Possible causes/consequences and M
MSolutions
T
!
÷ inoperative See Owner's
Manual *
EBD, ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be malfunctioning. &
WARNING Risk of skidding if EBD, ABS and ESP ®
are malfunctioning
The wheels may block du ring braking and ESP ®
does not pe rform any vehicle stabilization.
The steerability and braking characteristics are heavily impaired and the braking dis tance may increase. In addi‐
tion, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. Active Brake Assist Func-
tions currently limited See
Owner's Manual *
Ve hicles with the Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE ®
PLUS are temp orarily una vailable or only partially available.
Ve hicles without the Driving Assistance Package: Active Brake Assi stistemp orarily una vailable. #
Drive on.
As soon as the ambient conditions are within the sy stem limits, the sy stem will become available again. #
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 421