MERCEDES-BENZ A-CLASS SALOON 2021 Owners Manual

R
When driving with a trailer, the electrical con-
nection tothe trailer has been cor rectly es tab-
lished.
R If a loss of tyre pressure or a defective tyre is
de tected and displa yed.
If yo u deactivate theAc tive Lane Keeping Assist
wa rning and the lane markings cannot be clear ly
de tected, it is possible that no lane-cor recting
brake application take s place (/ page 248).
The system may be impaired or may not function
particular lyin thefo llowing situations:
R Ifth ere is poor visibility, e.g. due toinsu1cient
illumination of thero ad, highly variable shade
conditions, rain, sno w,fog or heavy spr ay.
R Ifth ere is glare, e.g. from oncoming tra1c, the
sun or re0ections.
R Ifth e windscreen in the area of the multifunc-
tion camera is dirty, or if the camera is misted
up, damaged or co vered.
R Ifth ere are no lane markings, or se veral
unclear lane markings are present for one
lane, e.g. around roadwor ks. R
Ifth e lane markings are worn, dark or co v-
ered.
R Ifth e distance totheve hicle in front is too
short and thus the lane markings cannot be
de tected.
R Ifth e lane markings change quickl y,e.g. lanes
branch o., cross one ano ther or mer ge.
R Ifth e car riag ewa y isvery nar row and winding.
R V Vehicles wit
ehicles wit h Dr
h Driving Assist
iving Assist ance P
ance Pack
ackag
age:
e: if
th era dar sensors in there ar bumper are dirty
or co vered in snow and an obstacle is de tec-
te d in your lane, no lane-cor recting brake
application take s place.
A
A ctiv
ctiv ating/deactiv
ating/deactiv ating A
ating Activ
ctive Lane K
e Lane K eeping
eeping
Assist
Assist
Multimedia system:
4 © 5
Settings 5
Quick access
5 Active Lane Keeping Assist #
Activate or deactivate the function. Se Se
tting A
tting A ctiv
ctive Lane K
e Lane K eeping Assist
eeping Assist
Multimedia system:
4 © 5
Settings 5
Assistance
5 Active Lane Keeping Assist
Se
Se tting t
tting t he sensitivity
he sensitivity
% The availability of this function is dependent
on the countr y. #
Select Standard, SensitiveorOff.
A
A ctiv
ctiv ating or deactiv
ating or deactiv ating t
ating the hap
he hap tic w
tic war
arning
ning #
Select Warning .
Ac tivate or deactivate the function. F
F
unction of adap
unction of adap tiv
tive dam
e dam ping adjus
ping adjustment tment Suspension with adaptive damping adjustment
continuously adjusts thech aracteristics of the
suspension dampers tothe cur rent ope rating and
driving conditions.
The damping is set individually for each wheel and
is a.ected bythefo llowing factors:
R thero ad sur face conditions
R vehicle load 248 248
Driving and parking

R
the drive prog ram selected
R the driving style
The drive prog ram can be adjus ted using the
DY NAMIC SELECT switch. R
R
e
ev
ver
er sing came ra
sing camera F
F
unction of t
unction of t herev
he rever
ersing camera
sing camera
If yo u ha veactivated the function in the multime-
dia system (/ page 254),the image from the
re ve rsing camera is displa yed in the media display
when reve rsege ar is selected. Dynamic guide
lines show the path theve hicle will take with the
cur rent steering angle. This helps youto orient
yo urself and toavo id obstacles when reve rsing.
The reve rsing camera is only an aid. It is not a
substitute foryo ur attention tothe sur roundings.
The responsibility for safe manoeuvring and par k-
ing remains with you. Make sure that there are no
persons, animals or objects etc., in the manoeu-
vring area while manoeuvring and parking.
% You can open the co ver of there ve rsing cam-
era manually (/ page 254). The guide lines in
the media display show the dis-
ta nces toyour vehicle. The dis tances displa yed
only apply toroad le vel.
Depending on theve hicle equipment, you can
select from thefo llowing vie ws:
R Normal view
R Wide-angle view
R Trailer view
The area behind theve hicle is displ ayed as a mir-
ro r image, as in the inside rearview mir ror.
V
V ehicles wit
ehicles wit hout P
hout Par
arking Assis
king Assist P t PARK
ARK TR
TRONIC
ONIC
The following camera vie wsare available in the
multimedia system: Normal view
1 Yellow guide line, vehicle width (driven sur-
fa ce) depending on the cur rent steering angle
(dynamic)
2 Yellow guide line at a distance of appr ox-
imately 1.0 m from there ar area
3 Yellow lanes marking the course the tyres will
ta ke with the cur rent steering angle (dynamic)
4 Bumper
5 Red guide line at a distance of appr oximately
0.3 m from there ar area Driving and parking
249
249

Wi
de-angle view Tr
ailer view (vehicles with a trailer hitch)
1 Yellow guide line, locating aid 2
Red guide line at a distance of appr oximately
0.3 m from the ball head of the trailer hitch
3 Ball head of the trailer hitch
V
V ehicles wit
ehicles wit h P
h Par
arking Assis
king Assist P t PARK
ARK TR
TRONIC
ONIC
The following camera vie wsare available in the
multimedia system: Normal view
1 Yellow lanes marking the course the tyres will
ta ke with the cur rent steering angle (dynamic)
2 Yellow guide line, vehicle width (driven sur-
fa ce) depending on the cur rent steering angle
(dynamic) 3
Red guide line at a distance of appr oximately
0.3 m from there ar area
4 Yellow warning indicator of Parking Assist
PA RKTRONIC: obstacles at a distance
between app roximately 0.6 m and 1.0 m
5 Redwa rning display of Parking Assist
PA RKTRONIC: obstacles are very close
(appr oximately 0.3 m or less)
6 Orange warning display of Parking Assist
PA RKTRONIC: obstacles are a medium dis-
ta nce away (between appr oximately 0.3 m
and 0.6 m) Wi
de-angle view 250
250
Driving and parking

Tr
ailer view (vehicles with a trailer hitch)
1 Yellow guide line, locating aid
2 Red guide line at a distance of appr oximately
0.3 m from the ball head of the trailer hitch
3 Ball head of the trailer hitch
Syst
Syst em f
em f ailure
ailure
If th ere ve rsing camera is not operational, thefo l-
lowing display appears in the multimedia system. Syst
Syst
em limits
em limits
The reve rsing camera will not function or will only
partially function in thefo llowing situations:
R The boot lid is open.
R There is heavy rain, snow or fog.
R The light conditions are poo r,e.g. at night.
R Cameras, or vehicle components in which the
cameras are /tted, are damaged, dirty or co v-
ered. Obser vethe information on vehicle sen-
sors and cameras (/ page 214).
% Do not use there ve rsing camera in these
types of situations. You could otherwise injure
ot hers or collide with objects when parking
th eve hicle.
% The cont rast of the display may be impaired
by direct sunlight or by other light sources,
e.g. when driving out of a garage . In this case,
pay particular attention.
% Have the display repaired or replaced if, for
ex ample, pixel er rors considerably restrict its
use. 360° Came
ra
360° Camera F
F
unction of t
unction of t he 360° Camera
he 360° Camera
The 360° Camera is a system that consists of
fo ur cameras. The cameras co verth e immediate
ve hicle sur roundings. The system assists you
when you are parking or at exits with reduced visi-
bility, forex ample.
The vie wsofthe 360° Camera are alw aysav aila-
ble when driving forw ards up toa speed of
appr ox. 16 km/h and when reve rsing.
The 360° Camera is only an aid and may show a
distor ted view of obstacles, show them incor rectly
or not show them at all. It is not a substitute for
yo ur attention tothe sur roundings. The responsi-
bility for safe manoeuvring and parking remains
with you. Make sure that there are no persons,
animals or objects etc., in the manoeuvring area
while manoeuvring and parking.
The system evaluates images from thefo llowing
cameras:
R Reversing camera
R Front camera
R Two side cameras in the outside mir rors Driving and parking
251 251

%
You can open the co ver of there ve rsing cam-
era manually (/ page 254).
V
V iew
iew s of t
s of t he 360° Camera
he 360° Camera
Yo u can select from di.erent vie ws:1
Wide-angle vie w,front
2 Top view with image from the front camera
3 Top view with images from the side cameras
in the outside mir rors
4 Wide-angle vie w,rear
5 Top view with image from there ve rsing cam-
era
6 Top view with trailer view (vehicles with a
trailer hitch) T
T op view
op view 1
Lane indicating thero ute theve hicle will take
at the cur rent steering wheel angle
2 Warning display of Parking Assist
PA RKTRONIC
3 Your vehicle from abo ve
The colour of the individual segments of warning
display 2is based on the distance tothe de tec-
te d obstacle:
R Y
Yello
ello w segments:
w segments: obstacles at a distance
between appr ox. 0.6 m and 1.0 m
R Or
Orang
ang e segments:
e segments: obstacles at a distance
between appro x. 0.3 m and 0.6 m R
R
Red segments:
ed segments: obstacles at a very short dis-
ta nce of app rox. 0.3 m or less
When Parking Assist PARKTRONIC is ope rational
and no object is de tected, the segments of the
wa rning display are shown in grey.
Guide lines
Guide lines 1
Yellow lane marking the course the tyres will
ta ke atthe cur rent steering wheel angle
(dynamic)
2 Yellow guide line, vehicle width (driven sur-
fa ce) depending on the cur rent steering wheel
angle (dynamic) 252
252
Driving and parking

3
Red guide line at a distance of appr oximately
0.3 m from there ar area
4 Mark at a dis tance of app rox. 1.0 m
% When Active Parking Assist is active, lanes 1
are displa yed in green.
The guide lines in the media display show the
distances toyour vehicle. The dis tances app ly
to road le vel.
In trailer mode, the guide lines are shown at
th e le vel of the trailer hitch.
T
T r
railer vie
ailer vie w (v
w (vehicles wit
ehicles wit h a tr
h a trailer hitc
ailer hitc h)
h)
If yo u select trailer view and no trailer is coupled
to theve hicle, thefo llowing display appears: 1
Yellow guide line, locating aid
2 Red guide line at a distance of appr oximately
0.3 m from the ball head of the trailer hitch
3 Ball head of the trailer hitch When
the electrical connection is established
between theve hicle and the trailer, the display
ch anges tothe side camera vie w.
This view supports manoeuvring procedures with
a trailer.
Side vie
Side vie w of t w of the mirr
he mirr or camer
or camer as
as
The sides of theve hicle can be seen in this vie w. 1
Guide line of extern al vehicle dimensions with
outside mir rors folded out
2 Marker of the wheel contact points
Syst
Syst em f
em f ailure
ailure
If th e system is not ready for operation, thefo l-
lowing message appears inthe media displa y: Driving and parking
253
253

Syst
Syst
em limits
em limits
The 360° Came rawill not function or will only
partial lyfunction in thefo llowing situations:
R The doors are open.
R The outside mir rors are folded in.
R The boot lid is open.
R There is heavy rain, snow or fog.
R The light conditions are poo r,e.g. at night.
R Cameras, or vehicle components in which the
cameras are /tted, are damaged, dirty or co v-
ered. Obser vethe information on vehicle sen-
sors and cameras (/ page 214).
% Do not use the 360° Camera under such cir-
cumstances. You could otherwise injure oth-
ers or collide with objects when parking the
ve hicle.
Fo rte ch nical reasons, the standard height of the
ve hicle may be altered if theve hicle is car rying a heavy load and can
result in inaccu racies in the
guide lines and in the display of thege nerated
ima ges.
% The cont rast of the display may be impaired
by abrupt, direct sunlight or by other light
sources, e.g. when driving out of a garage . In
th is case, pay particular attention.
% Have the display repaired or replaced if, for
ex ample, pixel er rors considerably restrict its
use.
See the no tes on cleaning the 360° Camera
(/ page 336).
Calling up t
Calling up t he vie
he view of t
w of the 360° Camer
he 360° Camer a using
a using
rev
rev er
erse g
se g ear
ear
R
R eq
eq uir
uir ements:
ements:
R The Auto reversing camera function is activa-
te d in the multimedia system (/ page 254). #
Engage reve rsege ar. #
Select the desired view in the multimedia sys-
te m (/ page 251). #
If, aTer shiTing toreve rsege ar, the image of
th ere ve rsing camera is not shown: switch o. th
eve hicle, press and hold thec button,
switch on theve hicle and engage reve rsege ar
again.
Switc
Switc hingrev
hing rever
ersing camer
sing camer a aut
a automatic mode
omatic mode
on/o.
on/o.
The reve rsing camera is only an aid. It is not a
substitute foryo ur attention tothe sur roundings.
The responsibility for safe manoeuvring and par k-
ing remains with you. Make sure that no persons,
animals or objects etc. are in the manoeuvring
ra nge. Pay attention toyour sur roundings and be
re ady tobrake at all times.
Multimedia system: 4 © 5
Settings 5
Assistance
5 Camera & parking #
Switch Auto reversing camera on or o..
Opening t Opening t he camer
he camera cov
a cover of t
er of t herev
he rever
ersing cam-
sing cam-
era
era
Multimedia system:
4 © 5
Settings 5
Assistance
5 Camera & parking #
Select Open camera cover. 254 254
Driving and parking

%
The camera co ver closes automatically aTer
some time or aTer an ignition cycle. P
P
ar
ar king Assis
king Assist P t PARK
ARK TR
TRONIC
ONIC F
F
unction of P
unction of P ar
arking Assis
king Assist P t PARK
ARK TR
TRONIC
ONIC
Pa rking Assist PARKTRONIC is an electronic par k-
ing assistance system with ultrasound. It monitors
th e area around your vehicle using multiple sen-
sors on the front bumper and on there ar bumper.
Pa rking Assist PARKTRONIC show syo uth e dis-
ta nce between your vehicle and a de tected obs ta-
cle visual lyand audib ly.
Pa rking Assist PARKTRONIC is only an aid. It is
not a substitute foryo ur attention tothe sur round-
ings. The responsibility for safe manoeuvring and
parking remains with you. Make sure that there
are no persons, animals or objects in the manoeu-
vring area while manoeuvring and parking in/exit-
ing parking spaces.
In the standard setting, an intermittent warning
to ne sounds from a distance of app roximately
0.3 m toan obs tacle in front and appr oximately
1.0 m toan obs tacle behind. A continuous warn-
ing tone sounds from a distance of app roximately 0.2 m. Using
theWarn early all-round setting in
th e multimedia system, thewa rning tones for
front and side impact pro tection can be set to
sound at a greater distance of appr oximately
1.0 m in front and 0.6 m on the sides
(/ page 258).
% The Warn early all-round setting is always
active in there ar of theve hicle.
P
P ar ar king Assis
king Assis t P
t PARK
ARK TR
TRONIC displa
ONIC displa y in t
y in the multi-
he multi-
media syst
media syst em
em Ve
hicles without 360° Camera Ve
hicles with 360° Camera
If yo u ha venot selected theCamera & parking
menu and an obstacle is de tected in the path of
th eve hicle, a pop-up wind ow forPa rking Assist
PA RKTRONIC 1appears in the multimedia sys-
te m at speeds below 10 km/h.
The colour of the individual segments of thewa rn-
ing display is based on the distance tothe de tec-
te d obstacle:
R Y
Y ello
ello w segments:
w segments: obstacles at a distance
between appr ox. 0.6 m and 1.0 m
R Or
Or ang
ang e segments:
e segments: obstacles at a distance
between appro x. 0.3 m and 0.6 m Driving and parking
255
255

R
R
Red segments:
ed segments: obstacles at a very short dis-
ta nce of app rox. 0.3 m or less
Displa
Displa y of P
y of Par
arking Assis
king Assis t P
t PARK
ARK TR
TRONIC in t
ONIC in t he
he
head-up displ ay
head-up displ ay Optionall
y,obstacles de tected byParking Assist
PA RKTRONIC from a distance of app roximately
1.0 m in front 2and 0.6 m on the sides 3can
also be displa yed in the head-up displa y.
Syst
Syst em limits
em limits
Pa rking Assist PARKTRONIC does not necessarily
ta ke into account thefo llowing obstacles:
R Obstacles below the de tection range, e.g. per-
sons, animals or objects. R
Obstacles abo vethe de tection range, e.g.
ov erhanging loads, overhangs or loading
ra mp s of lor ries.
The sensors must be free of dirt, ice and slush.
Otherwise, they may not function cor rectl y.Clean
th e sensors regula rly, taking care not toscratch
or damage them (/ page 214).
V V ehicles wit
ehicles wit h tr
h trailer hitc
ailer hitc h:
h:Parking Assist
PA RKTRONIC is deactivated forth ere ar zone
when you establish an electrical connection
between your vehicle and a trailer.
Pr
Pr oblems wit
oblems wit h P
h Par
arking Assis
king Assis t P
t PARK
ARK TR
TRONIC
ONIC Example:
vehicles with 360° Camera When
rear segments 1or all- round segments
2 light up red and theé symbol appears in
th e Instrument Displa y,Pa rking Assist
PA RKTRONIC may ha vebeen deactivated due to
signal inter fere nce. Start theve hicle again and
ch eck if Parking Assist PARKTRONIC is working at
a di.erent location.
If a warning tone also sounds for appr oximately
two seconds everytime theve hicle is star ted, it
may be due toone of thefo llowing causes:
R The sensor
The sensor s ar s are dir
e dir ty
ty:
:clean the sensors and
obser vethe no tes on care of vehicle parts
(/ page 336).
R P
Par
ar king Assis
king Assis t P
t PARK
ARK TR
TRONIC has been deacti-
ONIC has been deacti-
v
v at
at ed due t
ed due t o a malfunction:
o a malfunction: restart theve hi-
cle. If the problem persists, consult a quali/ed
specialist workshop.
F
F unction of t
unction of t he passiv
he passive side im
e side impact prot
pact pr otection
ection
Pa ssive side impact pr otection is an additional
Pa rking Assist PARKTRONIC function which warns
th e driver about obstacles at the side of theve hi-
cle. A warning is issued when obstacles are
de tected between the front and rear de tection
ra nge. In order for an object on the side tobe 256
256
Driving and parking

de
tected, the sensors in the front and rear
bumper must /rst de tect the object while you are
driving past it.
During the parking procedure or manoeuvring,
objects are de tected as theve hicle drives past. If
yo u steer in the direction of a de tected obs tacle
and there is a risk of a lateral collision, a warning
is issued and the segments light up in colour in
th e displa y.
The segment colour changes depending on the
distance tothe de tected obs tacle:
R Y
Y ellow ellow :
:appr oximately 30 - 60 cm
R R
R ed:
ed: less than appr oximately 30 cm
In order for lateral, front or rear segments tobe
displa yed, theve hicle must /rst tr avel a distance
of at least half a vehicle's length. Once theve hicle
has tr avelled the length of theve hicle, all of the
lateral front and rear segments can be displ ayed. Pa
rking Assist PARKTRONIC displa y:vehicles
without a 360° Camera
1 Operational front and rear
2 Operational front, rear and sides
3 Obstacle de tected at the front right (yellow)
and rear (red) Pa
rking Assist PARKTRONIC displa y:vehicles
with a 360° Camera
1 Operational front and rear
2 Operational front, rear and sides
3 Obstacles de tected at the front right (red)
Sa ved obstacles on the sides are dele ted in the
fo llowing situations, forex ample:
R You park theve hicle and switch it o..
R You open the doors.
ATer the engine is restar ted, obstacles on the
sides must be de tected again before a new warn-
ing can be issued. Driving and parking
257
257