2021 MERCEDES-BENZ A-CLASS SALOON Owners Manual

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra1c conditions and restart
th eve hicle.
Blind Spot Assist inopera-
tive *B
lind Spot Assist is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop.
Blind Spot Assist not availa-
ble when towing a trailer
See Owner's Manual *W
hen you establish the electrical connection tothe trailer, Blind Spot Assist will be una vailable. #
Press the leT-hand Touch Control and ackno wledge the display message.
Active Blind Spot Assist
currently unavailable See
Owner's Manual *A
ctive Blind Spot Assist is temp orarily una vailable.
The system limits ha vebeen reached (/ page 243).
Once the cause of the problem is no longer present, the system will be available again. #
Drive on
or #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra1c conditions and restart
th eve hicle.
Active Blind Spot Assist
inoperative *A
ctive Blind Spot Assist is malfunctioning. 446 446
Display messages and
warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop.
Active Blind Spot Assist
not available when towing
a trailer See Owner's Man-
ual *W
hen you establish the electrical connection tothe trailer, Active Blind Spot Assist will be una vailable. #
Press the leT-hand Touch Control and ackno wledge 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 system limits (/ page 246).
As soon as the ambient conditions are within the system limits, the system will become available again. #
Drive on
Active Lane Keeping Assist
inoperative *A
ctive Lane Keeping Assist is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
447 447

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
¸
Ã
ç
Ä
temporarily unavailable
Sensors dirty *F
ront and corner radar sensors (hereaTer "sensors") are malfunctioning. Possible causes:
R The senso rsare dirty
R Heavy rain or snow
R Extended country driving without other tra1c, e.g. in the desert
Driving systems and driving saf ety sy stems ma y be malfunctioning or temp orarily una vailable. The brake system, steer-
ing and drive system will continue tofunction normall y. #
Drive on
Once the causes of the problem are no longer present, the driving systems and driving saf ety sy stems will be available
again and the cor responding symbols will be switched o..
If th e display message does not disappear: #
Stop theve hicle in accordance with the tra1c conditions. #
Clean all sensor co vers from outside (/ page 214). #
Restart theve hicle. 448 448
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
á
Ã
Ä
Ø
Ô
temporarily unavailable
Camera view restricted *T
he view of the multifunction camera is restric ted. Possible causes:
R Dirt on the windscreen in the /eld of vision of the multifunction camera
R Heavy rain, snow or fog
R Mist on the inside of the windscreen: in cer tain we ather conditions, mist can form onthe inside of the windscreen
during cold times of year in particular.
% This mist on the windscreen will be remo ved automatically within a short time with the aid of a heater. The restric-
tion is temp orar y.
Driving systems and driving saf ety sy stems ma y be malfunctioning or temp orarily una vailable. The brake system, steer-
ing and drive system will continue tofunction normall y. #
Drive on
Once the causes of the problem are no longer present, the driving systems and driving saf ety sy stems will be available
again and the cor responding symbols will be switched o..
If th e display message does not disappear: #
Stop theve hicle in accordance with the tra1c conditions. #
Clean the windscreen, especially in the position of the multifunction camera (/ page 214). #
Restart theve hicle. Displ
aymessages and warning/indicator lamps
449 449

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
ä
Fault Drive at max. 80
km/h *T
he adjustable damping is malfunctioning. The vehicle's handling characteristics may be a.ected. #
Do not drive at speeds greater than 80 km/h. #
Consult a quali/ed specialist workshop.
Parking Assist and
PARKTRONIC inoperative
See Owner's Manual *V
Vehicles wit ehicles wit h A
h Activ
ctiv e P
e Par
arking Assist
king Assist: :Ac tive Parking Assist and Parking Assist PARKTRONIC are malfunctioning.
V
V ehicles wit
ehicles wit hout A
hout Activ
ctiv e P
e Par
arking Assist
king Assist: :Pa rking Assist PARKTRONIC is malfunctioning. #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message still appears, consult a quali/ed specialist workshop. 450
450
Displ
aymessages and warning/indicator lamps

Dr
Dr
iving safe
iving safe ty syst
ty systems
ems Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
!
÷
currently unavailable See
Owner's Manual *
ABS and ESP ®
are temp orarily una vailable.
Other driving systems and driving saf ety systems (e.g. BAS) may also be temp orarily una vailable.
The brake system will continue tooperate normall y.Braking distance may inc rease in an emer gency braking situation. &
W WARNI NG
ARNI NGRisk of skidding if ABS and ESP ®
are malfunctioning
The wheels may lock during braking and ESP ®
does not per form any vehicle stabilisation.
The steerability and braking characteristics are heavily impaired and the braking distance may increase. In addi-
tion, other driving saf ety sy stems are swit ched o.. #
Drive carefully on a suitable str etch of road, making slight steering mo vements at a speed abo ve30 km/h. #
Ifth e display message does not disappear, consult a quali/ed specialist workshop immediatel y.Drive care-
full y. Display messages and
warning/indicator lamps
451
451

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
!
÷
inoperative See Owner's
Manual *
ABS and ESP ®
are malfunctioning.
Other driving systems and driving saf ety sy stems (e.g. BAS) ma y also be malfunctioning.
The brake sy stem will continue tooperate normall y.Braking distance may inc rease in an emer gency braking situation. &
W WARNI NG
ARNI NGRisk of skidding if ABS and ESP ®
are malfunctioning
The wheels may block during braking and ESP ®
does not per form any vehicle stabilization.
The steerability and braking characteristics are heavily impaired and the braking distance may increase. In addi-
tion, other driving saf ety sy stems are swit ched o.. #
Drive on carefull y. #
Have ABS and ESP ®
ch ecked immediately at a quali/ed specialist workshop. ÷
currently unavailable See
Owner's Manual *
ESP ®
is temp orarily una vailable.
Other driving systems and driving saf ety sy stems (e.g. BAS) ma y also be malfunctioning. &
W WARNING
ARNING Risk of skidding if ESP is malfunctioning ®
If ESP ®
is malfunctioning, ESP ®
cann otcar ryout vehicle stabilisation. In addition, other driving saf ety sy stems are
swit ched o.. #
Drive carefully on a suitable str etch of road, making slight steering mo vements at a speed abo ve30 km/h. 452
452
Display message
s andwarning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Ifth e display message does not disappear, consult a quali/ed specialist workshop immediatel y.Drive care-
full y. ÷
inoperative See Owner's
Manual *
ESP ®
is malfunctioning.
Other driving systems and driving sa fety systems (e.g. BAS) may also be malfunctioning.
The brake system will continue tooperate normall y.Braking distance may inc rease in an emer gency braking situation. &
W WARNI NG
ARNI NGRisk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot carr y outvehicle stabilisation. In addition, other driving saf ety sys tems are
switched o.. #
Drive on careful ly. #
Have ESP ®
ch ecked at a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
453
453