2021 MERCEDES-BENZ S-CLASS SALOON LONG sensor

The system may be impai
red or may not function,
particular lyin thefo llowing situations:
R In sno w,rain, fog, heavy spr ay, if there is glare,
in direct sunlight or in greatly varying light
conditions.
R Ifth e sensors are dirty, misted up, damaged or
co vered. (/ page 267)
R Ifth e sensors are impaired due tointer fere nce
from other radar sources, e.g. strong radar
re 0ections in multi-s tore y car par ks.
R If a loss of tyre pressure or a defecti vetyre
has been de tected and displa yed.
R In complex tra1c situations where objects
cannot alw ays be clear lyidenti/ed.
R If pedestrians, cyclists or vehicles mo ve
qu ickly into the sensor de tection range.
R Ifro ad users are hidden by other objects or
are located close toother objects.
R Ifth e typical outline of a pedestrian or cyclist
cannot be distinguished from the backg round.
R If a pedestrian or cyclist is not de tected as
such, e.g. due tospecial clo thing or other
objects. R
Ifth e driver's seat belt is not fastened.
R On bends wi tha tight radius.
Se Se tting A
tting A ctiv
ctive Br
e Br ak
ake Assist
e Assist
R
R eq
equir uir ements:
ements:
R The vehicle is switched on.
Multimedia system: 4 © 5
Settings 5
Assistance
5 Avoid collision 5
Active Brake Assist #
Select the desired setting.
Deactiv
Deactiv ating A
ating Activ
ctive Br
e Br ak
ake Assist
e Assist
% It is recommended that you alw ays lea ve
Ac tive Brake Assist acti vated. #
Select Off.
The distance warning function, the autono-
mous braking function and Evasive Steering
Assist are deactivated.
The system is switched on again the next time
th eve hicle is star ted.
% IfAc tive Brake Assist is deactivated, theæ
symbol appears in the status bar of the driv-
er's displa y. T T
r
ra1c
a1c Sign Assist
Sign Assist F
F
unction of
unction of Tr
Tra1c
a1c Sign Assist
Sign Assist
% This function is available on demand
(/ page 26).
Tr a1c Sign Assist de tects tra1c signs with the
multifunction camera and compares this with
information in the digital navigation map. It assists
yo uby displaying de tected speed limits and over-
ta king restrictions in the driver's display and in
th e head-up displa y.The system can issue a warn-
ing when youex ceed the maximum permissible
speed.
In some countries, the system can pr ovide you
with fu rther functions and can warnyou when you
are approaching pedestrian crossings or when
yo u are about todrive past stop signs or red lights
unintentionall y.
The camera also de tects and anal yses tra1c
signs with a restriction indicated byan additional
sign (e.g. when wet).
Tr a1c Sign Assist portr ays only selected signs in
th e driver's displa y.Ac tual tra1c signs and speed
limits ha vepriority over tra1c signs and speed
limits shown in the driver's displa y.294 294
Driving and parking

T
T
r
ra1c
a1c light view
light view Inf
Inf
or
ormation about t
mation about t he
hetr
tra1c
a1c light view
light view
The tra1c light view supports the driver when
wa iting in front of a red light bydisplaying the
camera image on the central displa y.The camera
ima geis displa yed when the driver is the /r stvehi-
cle in front of there d light and faded out when the
ve hicle drives o..
Displa
Displa ying
yingtr
tra1c
a1c light view
light view
R
R eq
eq uir
uir ements:
ements:
R The Traffic light view option is switched on .
R A tra1c light view is available.
Multimedia system: 4 © 5
Settings 5
Assistance
5 Assistance 5
Traffic light view
% This function is not available in all countries.
If th eve hicle is in /rst position at a tra1c light,
th e camera image with tra1c light view is shown
on the central displa y.
When theve hicle pulls away,th e camera image is
fa ded out. #
Activate Dor deactivate ETraffic
light view.
Using ot
Using other av
her available functions
ailable functions #
Select Z. #
Select On request orAutomatic.
If On request is set and a tra1c light view is
av ailable, thePlease tap here for traffic light
view. message is displa yed. The camera image
is shown aTer con/ rmation of the message.
When Automatic is set,the camera image is
automatically displa yed when the tra1c light
view is available. A
A
ctiv
ctiv e Blind Spo
e Blind Spo t Assis
t Assist wit
t with e
h exit w
xit w ar
arning
ning F
F
unction of A
unction of A ctiv
ctive Blind Spo
e Blind Spo t Assis
t Assist wit
t with e
h exit
xit
w
w ar
ar ning
ning
Ac tive Blind Spot Assist uses radar sensors to
monitor the area up to40 m behind and 3 m next
to your vehicle.
The system can de tect vehicles tr avelling from
speeds of appr oximately 12 km/h and issue a
wa rning if they mo veinto the monitoring range. St
atus displ ayinthe driver's display
¸ Grey
Gr ey:
:th e system is activated but inopera-
tive.
¸ Gr
Green:
een: the system is activated and opera-
tional. Driver display in
theAssistance menu
If a vehicle is de tected within the monitoring
ra nge, there dwa rning lamp lights up in the cor re-
sponding outside mir ror.In the Assistance menu,
th e lamp in outside mir ror1 also lights up red,
and the lane in which theve hicle is de tected is
hatched out. 298
298
Driving and parking

%
V
Vehicles wit
ehicles wit h ambient lighting or activ
h ambient lighting or activ e ambi-
e ambi-
ent lighting:
ent lighting: theWarning assistance ofthe
ambient lighting can be activated and deacti-
va ted (/ page 179).
% The warning assistance can di.er depending
on the equipment and may vary according to
th e setting.
The exitwa rning is only available when Active
Blind Spot Assist is activa ted and up toa maxi-
mum of thre e minutes aTer the ignition has been
switched o.. The exitwa rning is no longer availa-
ble once thewa rning lamp in the outside mir ror
0ashes thre e times.
The exitwa rning is only an aid and not a substi-
tute forth e attention of vehicle occupants. The
re sponsibility for opening and closing the doors
and for leaving theve hicle remains with theve hi-
cle occupants.
Syst Syst em limits
em limits
Ac tive Blind Spot Assist may be limited in thefo l-
lowing situations, in particular:
R ifth ere is dirt on the sensors or the sensors
are obscured R
in poor visibility, e.g. due tofog, heavy rain or
snow
R ifth ere are nar row vehicles, e.g. bicycles or
mo torbikes
R ifth ero ad has very wide or nar row lanes
R ifve hicles are not driving in the middle of their
lane
Wa rnings may be issued in er ror when driving
close tocrash bar riers or similar continuous lane
borders. Alw ays make sure that there is su1cient
distance tothe side forot her tra1c or obs tacles.
Wa rnings may be inter rupted when driving along-
side long vehicles, forex ample lor ries, for a pro-
longed time.
Ac tive Blind Spot Assist is not operational when
re ve rsege ar is engaged.
Ac tive Blind Spot Assist is not operational if trans-
port equipment, forex ample a trailer or bicycle
ra ck , is attached tothe trailer hitch and the elec-
trical connection has been cor rectly es tablished. Ad
ditionall y,theex itwa rning may be limited in the
fo llowing situations:
R when the sensors are co veredby adjacent
ve hicles in nar row parking spaces
R when people approach theve hicle
R intheev ent of stationary or slo wlymoving
objects
F F unction of t
unction of t he br
he brak
ake application of A
e application of A ctiv
ctive Blind
e Blind
Spo
Spo t Assist
t Assist
If Ac tive Blind Spot Assist de tects a risk of a side
impact in the monitoring range, a cours e-correct-
ing brake application is car ried out. This is
designed tohelp youavo id a collision.
The course-cor recting brake application is availa-
ble in the speed range between appro ximately
30 km/h and 200 km/h. &
W
WARNING
ARNING Risk of accident despi tebrake
application of Active Blind Spot Assist
A course-cor recting brake application cann ot
alw ays pr event a collision. #
Always steer, brake or accelerate your-
self, especially if Active Blind Spot Assist 300
300
Driving and parking

The system may be impai
red 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 is dirt on the bumper in the area of the
ra dar sensors, or if they are damaged or co v-
ered.
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.
Obser vethe no tes on driving systems and your
re sponsibility; you may otherwise failto recognise
dangers (/ page 266).
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
Assistance
5 Avoid collision
5 Active Lane Keeping Assist #
Swit chthe function on or o..
Alternativel y,Ac tive Lane Keeping Assist can be
activated and deactivated via quick- access.
% ATer starting theve hicle, the settings are
count ry-speci/c. 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 Avoid collision
5 Active Lane Keeping Assist
Se
Se tting t
tting t he sensitivity
he sensitivity #
Select Z. #
Select Early,Med. orLate.
The last selec ted setting will be adop tedth e next
time theve hicle is star ted.
% The standard setting forth is function is
dependent on the countr y.
A
A ctiv
ctiv ating or deactiv
ating or deactiv ating assist
ating assistance on discontin-
ance on discontin-
uous lane mar
uous lane mar kings
kings #
Select Advanced support.
The last selected setting will be adop tedth e next
time theve hicle is star ted.
% The standard setting forth is function is
dependent on the countr y. 304
304
Driving and parking

Selecting a vie
Selecting a vie
w f
w for t
or t he 360° Camer
he 360° Camer a (rev
a (r ever
erse
se
g
g ear)
ear)
R
R eq
eq uir
uir ements:
ements:
R The Activation in R setting is activated in the
multimedia system (/ page 317).#
Engage reve rsege ar. #
Select the desired view in the multimedia sys-
te m (/ page 312).
Se
Se tting t
tting t herev
he rever
ersing camer
sing camer a or 360° Camera
a or 360° Camera
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 surroundings and be
re ady tobrake at all times.
Multimedia system: 4 © 5
Settings 5
Assistance
5 Camera #
Activate or deactivate Activation in R.
% The settings for deactivating there ve rsing
camera are not available in every countr y.360° Camer
360° Camer
a wit
a with GPS - managing activ
h GPS - managing activ ation
ation
positions
positions
Multimedia system:
4 © 5
Settings 5
Assistance
5 Camera
R R enaming an activ
enaming an activ ation position
ation position
% You can de term ine activation positions in the
Camera views menu. (/page 312) #
Select an activation position. #
Select ´. #
Enter a name and con/rm.
The activation position is sa ved under the new
name.
Dele Dele ting an activ
ting an activ ation position
ation position #
Select Manage activation positions. #
Select an activation position. #
Select E. #
Con/ rmthe prom pt.
The activation position is del eted. 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 #
Select Open camera cover.
% The camera co ver closes automatically aTer
some time or aTer theve hicle is switched on
or o.. P P
ar
ar king Assis
king Assis t P
t PARK
ARK TR
TRONIC
ONIC F
F
unction of P
unction of P ar
arking Assis
king Assis t P
t PARK
ARK TR
TRONIC
ONIC
Pa rking Assist PARKTRONIC is an electronic par k-
ing assistance system which monitors the area
sur rounding your vehicle and sho wsyouth e dis-
ta nce between theve hicle and a de tected obs ta-
cle visual lyand audib ly.
The passive side impact pr otection also warnsyou
of obstacles tothe side. These must be de tected
beforehand bythe sensors in the front or rear
bumper while driving bythem. If you steer in the
direction of a de tected obstacle and there is a risk
of a lateral collision, a warning is issued. The pas- Driving and parking
317
317

R
Pedest rians or animals approaching theve hi-
cle from the side.
R Objects placed next totheve hicle.
Obs tacles on the sides are not shown in thefo l-
lowing situations, forex ample:
R You park theve hicle and switch it o..
R You open the doors.
ATer the engine is restar ted, obstacles must be
de tected again bydriving past them before a new
wa rning can be issued.
Also obser vethe system limits of thefo llowing
systems:
R Reversing camera (/ page 310)
R 360° Camera (/ page 312)
Obser vethe information on vehicle senso rsand
cameras; the system otherwise cann otfunction
proper ly (/ page 267).
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
If th ePa rking Assist PARKTRONIC display lights
up redfo r appr oximately thre e seconds then goes
out, and theé symbol appears in the driver's
displa y,the system may ha vebeen deactivated
due tosignal inter fere nce. Start theve hicle again
and check if Parking Assist PARKTRONIC is work-
ing at a di.erent location.
If a warning tone also sounds, it may be due to
one 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 433).
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. A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating P
ating Par
arking Assist
king Assist
P
P ARK
ARK TR
TRONIC
ONIC
* NO
NOTE
TERisk of an accident from objects at
close range Pa
rking Assist PARKTRONIC may not de tect
cer tain objects at close range. #
When parking or manoeuvring theve hi-
cle, pay particular attention toany
objects which are abo veor below the
senso rs, e.g. 0o werpots or dr awbars.
The vehicle or other objects could other-
wise be damaged. R
R
eq
eq uir
uir ements:
ements:
R The camera menu is open.
R Or: Active Parking Assist is active.
R Or: thePA RKTRONIC pop-up wind owappears. #
Press =inthe central displa y.
If th e indicator lamp is lit, Parking Assist
PA RKTRONIC is active. If the indicator lamp is not
lit or theé symbol appears in the inst rument
cluster, Parking Assist PARKTRONIC is not active. 320
320
Driving and parking

%
If Drive AwayAssist is not available, the same
symbol appears in grey . If theCamera & park-
ing menu is not open in the central displa y,
th e symbol and pop-up of Parking Assist
PA RKTRONIC bo thappear.
Drive Away Assist is only an aid. It is not a substi-
tute foryo ur attention tothe sur roundings. The
re sponsibility for safe manoeuvring and parking
re mains with you. Make sure that no persons, ani-
mals or objects etc. are in the manoeuvring
ra nge. &
W
WARNI NG
ARNI NGRisk of accident caused bylimi-
te d de tection per form ance of Drive Away
Assist
Drive Away Assist cannot alw ays clear lyiden-
tify objects and tra1c situations. #
Always pay careful attention tothe tra1c
situation; do not relyon Drive Away
Assist alone. #
Be prepare dto brake or swer veas nec-
essar y,prov ided the tra1c situation per-
mits and that it is safe totake evasive
action. Syst
Syst
em limits
em limits
The system limits of Active Parking Assist apply
(/ page 321).
On uphill gradients, the per form ance of Drive
Away Assist is restric ted.
If transport equipment is secured tothe trailer
hitch, such as a trailer or bicycle rack , Drive Away
Assist is not available when you are reve rsing.
F
F unction of cr
unction of cr oss
osstr
tra1c
a1c w
war
ar ning
ning
The cross tra1c warning can warnyou of crossing
tra1c when you are exiting a parking space. The
ra dar sensors in the bumper also monitor the area
adjacent totheve hicle.
The cross tra1c warning is active under thefo l-
lowing conditions:
R Warning for crossing traffic behind: theve hi-
cle is driving in reve rse at a speed slo werth an
appr ox. 10 km/h. R
Warning for crossing traffic ahead: theve hi-
cle is driving forw ards at a speed slo werth an
appr ox. 10 km/h and the camera image is
shown in the central display (/ page 316).
The Warning for crossing traffic ahead can be
deactivated or activated in theManoeuvring
assistance menu.
Depending on the countr y,theWarning for cross-
ing traffic behind can also be deactivated or acti-
va ted (/ page 333).
If a critical situation is de tected, thefo llowing
symbol appears in red in the selected view in the
Camera & parking menu: Warning for crossing traffic behind:
theve hicle
can be automatically braked if cross tra1c is
de tected. Driving and parking
331 331

%
Ifth e cross tra1c warning is not available, the
L symbol appears in grey . If theCamera
& parking menu is not opened in the central
displa y,the symbol and pop-up of Parking
Assist PARKTRONIC bo thappear.
The cross tra1c warning is only an aid and 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. &
W
WARNI NG
ARNI NGRisk of accident caused bylimi-
te d de tection per form ance of the cross
tra1c warning
The cross tra1c warning cannot alw ays clear ly
identify objects and tra1c situations. #
Always pay careful attention tothe tra1c
situation; do not relyonthe cross tra1c
wa rning alone. #
Be prepared tobrake or swer veas nec-
essar y,prov ided the tra1c situation per-
mits and that it is safe totake evasive
action. Syst
Syst
em limits
em limits
The system limits of Active Parking Assist apply
(/ page 321).
If th era dar sensors are obstructed byvehicles or
ot her objects, de tection is not possible.
In thefo llowing situations, the cross tra1c warn-
ing is not available:
R on inclines
R Warning for crossing traffic behind : if trans-
port equipment, forex ample a trailer or bicy-
cle rack , is attached tothe trailer hitch and
th e electrical connection has been cor rectly
es tablished
Manoeuvr
Manoeuvr ing br
ing brak
ake function
e function
The manoeuvring brake function can pr event colli-
sions with pedestrians when theve hicle is reve rs-
ing at slow speeds. If there ve rsing camera
de tects a person in theve hicle path, theve hicle
can be braked toa standstill.
The manoeuvring brake function can inter vene
under thefo llowing conditions:
R The vehicle is reve rsing at a speed slo werth an
10 km/h. R
The camera image is shown in the central dis-
play (/ page 316).
Yo u can activate and deactivate the manoeuvring
brake function in theManoeuvring assistance
menu (/ page 333).
If th e manoeuvring brake function is triggered, the
fo llowing symbol appears in red in the selected
view in theCamera & parking menu: %
Ifth e manoeuvring brake function is not avail-
able, the same symbol appears in grey.
The manoeuvring brake function is only an aid. It
is not a substitute foryo ur attention tothe sur-
ro undings. The responsibility for safe manoeuvring
and parking remains with you. Make sure that no
persons, animals or objects etc. are in the
manoeuv ring range. 332 332
Driving and parking