2021 MERCEDES-BENZ S-CLASS SALOON LONG wheel

Each
vehicle occupant must make sure of the
fo llowing:
R Fasten seat belts co rrectl y.Pregnant
wo men must take particular care toensure
th at the lap belt ne ver lies across the
abdomen.
R Adopt the cor rect seat position and keep
as farawa y as possible from the airbags.
R Obser vethefo llowing information. #
Always make sure that there are no
objects between the airbag and vehicle
occupant. To
avo idtherisks resulting from the deployment
of an airbag, each vehicle occupant must obser ve
th efo llowing information in particular:
R Before starting your journe y,adjust your seat
cor rectl y;the driver's seat and front
passenger seat should be mo ved as far back
as possible.
When doing so, alw ays obser vethe informa-
tion on the cor rect driver's seat position
(/ page 118). V V
ehicles wit
ehicles wit h r
h rear airbag:
ear airbag: always obser vethe
information on there ar airbag when there ar
seat is occupied (/ page 61). Thevehicle
occupants should sit as far back from the air-
bags as possible and keep an equal distance
to them.
R Only hold the steering wheel bythe steering
wheel rim. This allo ws the airbag tobe fully
deplo yed.
R Always lean against the seat backrest when
th eve hicle is in motion. Do not lean forw ards
or against the door or side windo w.You may
ot herwise be in the deployment area of the
airbags.
R The occupants must alw ayske ep their feet on
th e 0oor. Do not put your feet on the cockpit,
fo rex ample. Your feet may otherwise be in the
deployment area of the airbag.
V
V ehicles wit
ehicles wit h r
h rear airbag:
ear airbag: always obser vethe
information on there ar airbag when there ar
seat is occupied (/ page 61).
R Ifch ildren are tr avelling in theve hicle, obser ve
th e additional no tes (/ page 66).
R Always st owand secure objects cor rectl y. Objects in
theve hicle interior may pr event an air-
bag from functioning cor rectl y.Each vehicle occu-
pant must alw ays make sure of thefo llowing in
particular:
R There are no people, animals or objects
between theve hicle occupants and an airbag.
V V ehicles wit
ehicles wit h r
h rear airbag:
ear airbag: also observethe
information on there ar airbag (/ page 61).
R There are no objects between the seat, door
and door pillar (B-pillar).
R There are no hard objects, e.g. coat hangers,
hanging on thegr ab handles or coat hooks.
R There are no accessories, such as mobile navi-
gation devices, mobile phones or cup holders,
within the deployment area of an airbag, e.g.
on the cockpit, on the door, on the side win-
dow or on the side trim.
In addition, no connecting cables, tensioning
straps or retaining straps must be routed or
attached totheve hicle within the deployment
area of an airbag. Alw ays comply with the
accessory manu facturer's ins tallation inst ruc-
tions and, in particular, the no tes on suitable
places for installation. Occupant saf
ety
55 55

%
Ifth e door handle is not extended, touch sen-
sor sur face 2 tounloc k. #
T
To loc
o loc k t
k the v
he v ehicle:
ehicle: touch recessed sensor
sur face 3. #
Conv
Conv enience closing:
enience closing: touch recessed sensor
sur face 3 for an extended period.
% Further information on con venience closing
(/ page 107). Pr
Pr
oblems wit
oblems wit h KEYLESS-GO, tr
h KEYLESS-GO, tr oubleshoo
oubleshooting
ting Y
Y
ou can no long
ou can no long er loc
er lock or unloc
k or unloc k t
k the v
he v ehicle using
ehicle using
KEYLESS-GO
KEYLESS-GO
Po ssible causes:
R The function of theke y has been deactivated.
R The key battery is weak or dischar ged. #
Activate the function of theke y (/ page 90). #
Check the battery using the indicator lamp
(/ page 88). #
Replace theke y batter y,if necessary
(/ page 90). #
Use there placement key. #
Use the emer gency keyto lock or unlock
(/ page 96). #
Have theve hicle and keych ecked at a quali-
/ed specialist workshop.
Ther Ther e is int
e is int erf
erfer
erence fr
ence fr om a pow
om a pow er
erful r
ful r adio signal
adio signal
sour
sour ce
ce
Po ssible causes if the function of KEYLESS-GO is
impaired:
R high voltage po wer lines R
mobile phones
R electronic devices (no tebooks, tablets)
R shielding due tome tal objects or induction
loops for electrical gate systems or automatic
bar riers #
Make sure that there is su1cient distance
between theke y and the po tential sou rce of
inter fere nce. A
A
ctiv
ctiv ating or deactiv
ating or deactiv ating t
ating the aut
he automatic loc
omatic loc king
king
f
f eature
eature Multimedia system:
4 © 5
Settings 5
Vehicle
5 Locking function
% The vehicle is loc ked automatically when the
ve hicle is switched on and the wheels are
turning faster than walking pace. #
Activate or deactivate Automatic locking.
In thefo llowing situations, there is a danger of
being loc ked out when the function is activated:
R The vehicle is being towe d or pushed. Opening and closing
95
95

N
N
o
ot
tes on t
es on t he corr
he corr ect dr
ect driv
iver's seat position
er's seat position &
W
WARNING
ARNING Risk of accident due toadjust-
ing theve hicle settings while theve hicle is
in motion
Yo u could lose control of theve hicle in thefo l-
lowing situations in particular:
R ifyo u adjust the driver's seat, the head
re straint, the steering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi-
cle is in motion #
Before starting theve hicle: in particular,
adjust the driver's seat, head restraint,
stee ring wheel and mir ror,and fasten
yo ur seat belt. Ensure
thefo llowing when adjusting the steering
wheel 1, seat belt 2and driver's seat 3:
R You are sitting as farawa y from the driver's
airbag as possible, taking thefo llowing points
into consideration:
R You are sitting in an upright position
R Your thighs are slightly suppor tedby the seat
cushion
R Your legs are not fully extended and you can
depress the pedals proper ly
R The back of your head is suppor ted at eye
le ve lby the centre of the head restraint R
You can hold the steering wheel with your
arms slightly bent
R You can mo veyour legs freely
R You can see all the displa yson the inst rument
cluster clear ly
R You ha vea good overview of the tra1c condi-
tions
R Your seat belt sits snugly against your body
and passes across the centre of your shoulder
and across your hips in the pelvic area Seats
Seats
A
A
djus
djus ting t
ting t he fr
he front seat electr
ont seat electr ically
ically &
W
WARNING
ARNING Risk of becoming trapped if the
seats are adjusted bychildren
Children could become trapped if they adjust
th e seats, particular lywhen unat tended. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. #
Never lea vechildren unattended in the
ve hicle. 118
118
Seats and st
owing

Yo
u can adjust the seats when theve hicle is
switched o.. &
W
WARNING
ARNING Risk of becoming trapped dur-
ing seat adjustment
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
Make sure when adjusting a seat that no
one has any body parts in the sweep of
th e seat. Obser
vethe saf ety no tes on "Airbags" and "Chil-
dren in theve hicle". &
W
WARNING
ARNING Risk of accident due toadjust-
ing theve hicle settings while theve hicle is
in motion
Yo u could lose control of theve hicle in thefo l-
lowing situations in particular:
R ifyo u adjust the driver's seat, the head
re straint, the steering wheel or the mir ror
while theve hicle is in motion R
ifyo ufa sten your seat belt while theve hi-
cle is in motion #
Before starting theve hicle: in particular,
adjust the driver's seat, head restraint,
stee ring wheel and mir ror,and fasten
yo ur seat belt. &
W
WARNING
ARNING Risk of becoming trapped if the
seat height is adjusted carelessly
If yo u adjust the seat height carelessl y,yo u or
ot her vehicle occupants could be trapped and
th ereby injured.
Children in particular could accidentally press
th e electrical seat adjustment buttons and
become trapped. #
While moving the seats, make sure that
hands or other body parts do not get
under the le ver assembly ofthe seat
adjustment system. &
W WARNING
ARNING Risk of injury due toincor rectly
adjus ted head restraints
If head restraints ha venot been adjusted cor-
re ctl y,there is an increased risk of injury in
th e head and neck area, e.g. in theev ent of an
accident or sudden braking. #
Before driving o., make sure forev ery
ve hicle occupant that the centre of the
head restraint supports the back of the
head at about eye le vel. Ad
just the head restraint fore -and-aT position so
th at it is as close as possible tothe back of your
head. &
W
WARNING
ARNING Risk of injury or death due to
incor rect seat position
The seat belt will not o.er the intended le vel
of pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
In particular, you may slip under the seatbelt
and injure yourself. Seats and st
owing
119
119

A
A
djus
djus ting t
ting t he fr
he front passeng
ont passeng er seat electr
er seat electr ically
ically
fr
fr om t
om t he r
he rear
ear Ve
hicles with elect rically adjus table outer seats
1 Selects the front passenger seat
2 Head restraint height
3 Seat ba ckrest inclination
4 Seat height
5 Seat fore -and-aT position Ve
hicles with an EASY ADJUST luxury head restraint
1 Selects the front passenger seat
2 Head restraint fore -and-aT position
3 Head restraint height
4 Seat ba ckrest inclination
5 Seat height
6 Seat fore -and-aT position Ve
hicles with seat forch au.eur mode and long
wheelbase
1 Selects the front passenger seat
2 Head restraint fore -and-aT position
3 Head restraint height
4 Seat ba ckrest inclination
5 Seat height
6 Front passenger seat foot re st
7 Seat fore -and-aT position 122 122
Seats and st
owing

3
Seat ba ckrest inclination
4 Combined seat cushion inclination and length #
Save the settings with the memory function
(/ page 145). A
A
djus
djus ting t
ting t he r
he reclining r
eclining r ear seats electr
ear seats electr ically
icallyThe
reclining rear seat is available in long-wheel-
base vehicles equipped with "Executive seats". In
ve hicles without a reclining rear seat, the button
fo r setting the angle and fore -and-aT position of
th e leg rest has no function.
The reclining rear seat is on the front passenger
side. 1
Fore-and-aT position of the head restraint
(vehicles wi thactive multicon tour seat)
2 Head restraint height
3 Seat ba ckrest inclination
4 Combined seat cushion inclination and length
5 Fore-and-aT position of the leg rest
6 Angle of the leg rest #
Save the settings with the memory function
(/ page 145).
% The leg rest will fold down if overloaded. If this
is the case, fold up the leg rest and engage it.
% Vehicles with a long wheelbase and the
Chau.eur/Rear Seat Memory Package also
ha ve afo ot re st. This is loca ted on the lo wer
part of the front passenger seat backrest
(/ page 128). 124
124
Seats and st
owing

Head r
Head r
es
estrtraints
aints A
A
djus
djusting t ting t he fr
he front seat luxur
ont seat luxur y head r
y head res
estrtraints
aints
mec
mec hanically
hanically &
W
WARNI NG
ARNI NGRisk of injury if vehicle settings
are adjusted while theve hicle is in motion
Yo u could lose control of theve hicle in partic-
ular in thefo llowing situations:
R Ifyo u adjust the driver's seat, the head
re straints, the steering wheel or the mir ror
while theve hicle is in motion.
R Ifyo ufa sten your seat belt while theve hi-
cle is in motion. #
Before starting the engine: adjust the
driver's seat, head restraints, stee ring
wheel and mir ror in particular and fasten
yo ur seat belt. &
W
WARNING
ARNING Risk of injury due toincor rectly
adjus ted head restraints
If head restraints ha venot been adjusted cor-
re ctl y,there is an increased risk of injury in th
e head and neck area, e.g. in theev ent of an
accident or sudden braking. #
Before driving o., make sure forev ery
ve hicle occupant that the centre of the
head restraint supports the back of the
head at about eye le vel. Ad
just the head restraint fore -and-aT position so
th at it is as close as possible tothe back of your
head. #
T
To mov
o mov e f
e forw
orw ar
ards:
ds: pull the head restraint for-
wa rds. #
T
To mov
o mov e bac
e backw
kwar
ards:
ds: press release knob 1
and push the head restraint ba ckwards. A
A
tt
tt ac
ac hing and r
hing and r emo
emoving t
ving t he additional cushion of
he additional cushion of
t
t he fr
he fr ont-seat luxur
ont-seat luxur y head r
y head res
estr
traint
aint #
Position head restraint 2asfarfo rw ards as
possible. #
T
To att
o att ac
ach t
h t he additional cushion:
he additional cushion: openVelcro
strip 4onthere ar of additional cushion 1. #
Guide Velcro strip 4between head restraint
2 and strip 3. Seats and st
owing
131
131

#
a)Tapth ewa rning message onthe cen-
tral displa y.
or #
b) Press a memory function position but-
ton or a seat adjustment switch on the
driver's door.
The adjustment process will be stopped. Multimedia system:
4 © 5
Comfort 5
Seat
5 Position seat automatically
Manuall Manuall y adjus
y adjusting dr
ting driv
iver's seat and st
er's seat and st eer
eering
ing
wheel position t
wheel position t o body size
o body size
The vehicle calculates a suitable driver's seat and
steering wheel position on the basis of the driver's
body size and sets this directl y. #
T
To se
o se t t
t the unit of measur
he unit of measur ement
ement::select cmor
ft/in. #
Set the size using the scale. #
Select Start positioning .
The driver's seat and steering wheel position
is adjusted tothe body size that has been set. %
You can also con/gure these settings via the
Mercedes me user account foryo ur user pro-
/le. By synchronising the pro/les in theve hi-
cle and the Mercedes me connect pro/les,
yo u can car ryove rth ese settings foryo ur
ve hicle. Further information about synchronis-
ing user pro/les .
A A ut
ut omaticall
omaticall y adjus
y adjusting drting driv
iver's seat and st
er's seat and st eer
eering
ing
wheel position t
wheel position t o body size
o body size
If th eve hicle has the Interior Assistant, the driv-
er's body size can be de term ined automatically
using the 3D laser cameras in theove rhead con-
trol panel. #
Wait until the Interior Assistant has de ter-
mined the body size. #
Select Start positioning .
The driver's seat and steering wheel position
is adjusted tothe body size that has been
de term ined.
% Further information on the Interior Assistant:
(/ page 371)
% Ifth e driver's seat and steering wheel position
calculated bytheve hicle is not practical or comfor
table, it can be manually adap ted at
any time via the control buttons.
The outside mir rors are not set via this func-
tion. Instead, they have tobe set manually via
th e operating switches. Se Se
tting aut
tting aut omatic adjus
omatic adjustment of t tment of the lat
he later
eral sup-
al sup-
por
por t (activ
t (activ e multicont
e multicont our seat)
our seat) Multimedia system:
4 © 5
Comfort 5
Seat #
Select Dynamic multicontour seat.
Wi th th is function, the lateral support of the active
multicontour seat is automatically adjusted tothe
driving and cornering dynamics of theve hicle. #
Select the desired setting. Ov
Ov
er
ervie
vie w of massag
w of massag e pr
e progr
ogrammes
ammes R
Hot Relaxing back Based on hot stone mas-
sage, the prog ramme combines heat and mas-
sage. It starts bymassaging the bac k.In addi-
tion, warm pressure points become noticea-
ble, starting in the pelvic area. 136
136
Seats and st
owing