2022 MERCEDES-BENZ S-CLASS SALOON lock

R
Increasing brake pressure when theve hicle is
stationar y.This brake application is cancelled
automatically when theve hicle pulls away.
If an accident did not occur, the pre-em ptive
measures that we re ta ken are reve rsed.
Sy
Sy st
stem limits
em limits
The system will not initiate any action in thefo l-
lowing situations:
R when reve rsing
The system will not initiate any braking application
in thefo llowing situations:
R whilst driving
or
R when entering or exiting a parking space while
using Active Parking Assist F F
unction of PRE-S
unction of PRE-S AFE
AFE®
®
Im
Im pulse Side
pulse Side If an imminent side impact is de
tected, PRE-
SA FE®
Impulse Side can pre-em ptively mo vethe
front seat vehicle occupant's upper body towa rds
th e centre of theve hicle. It does this by rapidly in0ating an air cushion in
the outer seat side bol-
ster of the seat backrest on the side on which the
impact is anticipated. This increases the distance
between the door and theve hicle occupant.
V
V ehicles wit
ehicles wit h E-A
h E-ACTIVE BOD
CTIVE BOD Y C
Y CONTR
ONTR OL:
OL:the body
can also be slightly raised.
If PRE-SAFE ®
Impulse Side has been deplo yed or
is faulty, thePRE-SAFE impulse side inoperative
See Owner's Manual(/ page 426) display mes-
sage appears. A
A
ut
ut omatic measur
omatic measur es
esaTer
aTer an accident
an accident
Depending on the type and se verity of the acci-
dent, and depending on theve hicle's equipment,
th efo llowing measures can be implemented, for
ex ample:
R automatic braking (post-collision brake)
R activating the hazard warning lights
R triggering an automatic emer gency call
(/ page 350)
R switching o. the engine To
start theve hicle again, switch theve hicle
o. and on once more (/ page 200). Depend-
ing on the type and se verity of the accident,
yo u may no longer be able tostart theve hicle.
R switching o. the fuel supply
R unlocking theve hicle doors
R lowe ring the side windo ws
R displaying the emer gency guide in the central
display
R switching on the interior lighting
F
F unction of t
unction of t he pos
he post-collision brt-collision br ake
ake
Depending on the accident situation, the post-col-
lision brake can minimise the se verity of a fur ther
collision or even avo id it.
If an accident is de tected, the post-collision brake
can implement automatic braking. When theve hi-
cle has come toa standstill, the electric parking
brake is automatically applied.
The driver can cancel automatic braking bytaking
th efo llowing actions:
R braking more strongly than automatic braking Occupant saf
ety
61 61

A
A
v
void dir
oid dir ect sunlight
ect sunlight &
W
WARNING
ARNING Risk of burns when thech ild
seat is exposed todirect sunlight
If th ech ild restraint system is exposed to
direct sunlight or heat, parts could heat up.
Children could su.er burns from these parts,
particular lyon me tallic parts of thech ild
re straint system. #
Always make sure that thech ild restraint
system is not exposed todirect sunlight. #
Protect thech ild restraint system wi th a
blank et,fo rex ample. #
Ifth ech ild restraint system has been
ex posed todirect sunlight, allow it to
cool before securing a child into it. #
Never lea vechildren unattended in the
ve hicle. Observ Observ
e when st
e when st opping or par
opping or par king
king &
W
WARNING
ARNING Risk of accident and injury due
to leaving children unattended in theve hi-
cle
If ch ildren are leT unattended in theve hicle,
th ey could, in particular:
R open doors, thereby endangering other
persons or road users.
R get out and be struck byoncoming tra1c.
R operate vehicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unattended in the
ve hicle. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. #
Keep theve hicle key out of there ach of
ch ildren. &
W
WARNING
ARNING Risk offatal injury due toexpo-
sure toextreme heat or cold in theve hicle
If persons, particular lych ildren, are subjected
to prolonged exposure tointense heat or cold,
th ere is a risk of se vere injury or even death. #
Never lea vepersons, particular lych il-
dren, unattended in theve hicle. Ov
Ov
er
ervie
vie w of r
w of r ecommended c
ecommended c hild r
hild res
estr
traint syst
aint syst ems
ems %
Further information on the cor rect child
re straint system can be ob tained at a quali-
/ed specialist workshop. Mercedes-Benz rec-
ommends that you use a Mercedes-Benz
Service Centre forth is purpose.
V
V ehicles wit
ehicles wit h belt airbags:
h belt airbags: Occupant saf
ety
65
65

O
Thechild restraint system must not be put
under strain bythe head restraint. Adjust the
head restraints as appropria te.
O Never place objects (e.g. cushions) under or
behind thech ild restraint system. &
W
WARNING
ARNING Risk of injur y or death due to
objects between the seat sur face and the
ch ild restraint system
Objects between the seat sur face and the
ch ild restraint system could a.ect the function
of the automatic front passenger airbag shut-
o.. #
Do not place any objects between the
seat sur face and thech ild restraint sys-
te m. #
Always make sure that thech ild restraint
system is co rrectly /t ted. #
Set the front passenger seat as far back as
possible and mo vethe seat into the highest
position if possible. #
Fully retract the seat cushion length adjust-
ment. #
Adjust the seat cushion inclination so that the
front ed geofthe seat cushion is in the highest
position and there ar edge of the seat cushion
is in the lo west position. #
Set the seat backrest tothe most vertical
position possible. #
Install thech ild restraint system.
The entire base of thech ild restraint system
must al ways rest on the sitting sur face of the
front passenger seat. #
Always make sure that the shoulder belt strap
is cor rectly routed from the seat belt outlet of
th eve hicle tothe shoulder belt guide on the
ch ild restraint system.
The shoulder belt strap must be routed for-
wa rds and down wards from the seat belt out-
let. #
If necessar y,adjust the seat belt outlet and
th e front passenger seat accordingl y. Child safe
Child safe
ty locks
ty loc ks A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating t
ating the c
he child safe
hild safe ty loc
ty lock f
k for
or
t
t he r
he r ear doors
ear doors &
W
WARNING
ARNING Risk of accident and injury due
to leaving children unattended in theve hi-
cle
If ch ildren are leT unattended in theve hicle,
th ey could, in particular:
R open doors, thereby endangering other
persons or road users.
R get out and be struck byoncoming tra1c.
R operate vehicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unattended in the
ve hicle. Occupant saf
ety
81
81

#
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. #
Keep theve hicle key out of there ach of
ch ildren. &
W
WARNING
ARNING Dangertolife due toexposure
to extreme heat or cold in theve hicle
If people, particular lych ildren, are exposed to
ex treme temp eratures over an extended
period of time, there is a risk of serious injury
or danger tolife. #
Never lea vepersons, children in particu-
lar, unattended in theve hicle. &
W
WARNING
ARNING Risk of accident and injury due
to children leT unattended in theve hicle
If ch ildren are tr avelling in theve hicle, they
could, in particular:
R open doors, thereby endangering other
persons or road users
R get out and be struck byoncoming tra1c R
operate vehicle equipment and become
trapped, forex ample #
Always activate thech ild saf ety loc ks
installed if children are tr avelling in the
ve hicle. #
Never lea vechildren unattended in the
ve hicle. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. There are
child saf ety loc ksforth ere ar doors and
th ere ar side wind ows.
Ve hicles forth e United Kingdom: obser vethe
impor tant safe ty notes in the "No tes on the addi-
tional door lock" section.
The child saf ety lock on there ar doors secures
each door separatel y.The doo rscan no longer be
opened from the inside. #
Press the le ver in direction 1(activate) or 2
(deactivate). #
Make sure that thech ild saf ety loc ksare work-
ing proper ly. 82 82
Occupant saf
ety

A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating t
ating the c
he child safe
hild safe ty loc
ty lock f
k for
or
t
t he r
he r ear side windo ws
ear side windo ws #
T
To activ
o activ at
ate/deactiv
e/deactiv at
ate:
e: press button 2.
The rear side wind owcan be opened or closed
as follo ws:
R indicator lamp 1is lit: via the switch on
th e driver's door R
indicator lamp 1is o.: via the switch on
th e cor responding rear door or driver's
door
When thech ild saf ety lock is acti vated, the con-
trols in there ar compartment are disabled for:
R there ar side wind ows
R the adjustment of the front passenger seat
from there ar compartment
R there ar seat belt extender
R thero ller sunblinds:
- ofthere ar side wind ows
- ofthere ar wind ow
- inthero of N
No
ot
tes on pe
es on pe ts in t
ts in the v
he vehicle
ehicle &
W
WARNING
ARNING Risk of accident and inju rydue
to animals leT unsecured or unatte nded in
th eve hicle
If yo u lea veanimals in theve hicle unat tended
or unsecured, they could press buttons or
switches, for instance. An animal ma
y:
R activate vehicle equipment and become
trapped, forex ample
R switch systems on or o. and endanger
other road users
Unsecured animals may be thro wn about the
ve hicle in theev ent of an accident, or sudden
steering and braking manoeuvres, and injure
ve hicle occupants. #
Never lea veanimals unat tended in the
ve hicle. #
Always cor rectly secure animals while
driving, e.g. using a suitable animal car-
ri er. Occupant saf
ety
83 83

K
K
e
ey
y Ov
Ov
er
ervie
vie w of ke
w of key functions
y functions &
W
WARNING
ARNING Risk of accident and inju rydue
to leaving children unattended in theve hi-
cle
If ch ildren are leT unattended in theve hicle,
th ey could, in particular:
R open doors, thereby endangering other
persons or road users.
R get out and be struck byoncoming tra1c.
R operate vehicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unattended in the
ve hicle. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. #
Keep theve hicle key out of there ach of
ch ildren. *
N
NOOTE
TE Damage totheke y caused bymag-
netic /elds #
Keep theke yaw ay from strong magnetic
/elds. Ve
hicle key
1 Indicator lamp
2 Locks 3
Unlo cks (with embossed sur face)
4 Opens/closes the boot lid
% If indicator lamp 1does not light up aTer
pressing theÜ ors button, the battery
is we ak or possibly dischar ged. Re place the
battery as soon as possible.
Re place theke y battery (/ page 86).
The key loc ksand unloc ksthefo llowing compo-
nents:
R Doors
R Fuel /ller 0ap
R Boot lid
If th eve hicle is not opened within appr oximately
40 seconds aTer unlocking, it loc ksagain. Anti-
th eT pr otection is primed again.
Do not keep theke yto get her with elect ronic devi-
ces or me tal objects. This can a.ect theke y's
functionalit y. 84 84
Opening and closing

Indicat
Indicat
or lam
or lamp of t
p of the v
he vehicle loc
ehicle loc king syst
king system
em Indicator lamp
1inthe trim on the driver's side
0ashes when theve hicle is loc ked from outside.
In thefo llowing cases, indicator lamp 1remains
o.:
R when theve hicle is loc ked from inside
R whilst driving A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating t
ating the acous
he acoustic loc tic locking
kingv
ver
er i/-
i/-
cation
cation signal
signal Multimedia system:
4 © 5
Settings 5
Vehicle
5 Open/close #
Activate or deactivate theAcoustic lock.
% Please observ
Please observ e:
e:
The selected setting forth e acoustic locking
ve ri/cation signal must comply with there le-
va nt national road and tra1c regulations. In
some countries, including German y,using the
acoustic locking veri/cation signal is forbid-
den bytra1c la ws(in accordance with §16
Pa ra. 1 and §30 Para. 1 of the German
national road tra1c regulations). The driver of
th eve hicle must comply with these regula-
tions. In countries where the use of this func-
tion is forbidden, this function is not activated
in theve hicle and must not be activated. Changing t
Changing t
he unloc
he unlocking se
king settings
ttings Po
ssible unlocking functions of theke y:
R Central unlocking R
Unlocking the driver's door and fuel /ller 0ap #
T
To switc
o switc h be
h betw
tween se
een se ttings:
ttings: presstheÜ
and s buttons simultaneously for appr ox-
imately six seconds until the indicator lamp
0ashes twice.
Options if the unlocking function forth e driver's
door and fuel /ller 0ap has been selected:
R T
To unloc
o unloc k t
k the v
he v ehicle centr
ehicle centr ally:
all y: press the
Ü button twice.
R V
Vehicles wit
ehicles wit h KEYLESS-GO:
h KEYLESS-GO: ifyo uto uch the
inner sur face of the door handle on the driv-
er's door, only the driver's door and the fuel
/ller 0ap are unloc ked. Deactiv
Deactiv
ating t
ating the function of t
he function of t hekey
he key V
V
ehicles wit
ehicles wit h KEYLESS-GO:
h KEYLESS-GO: ifyo u deactivate the
function of theke y,the KEYLESS-GO functions are
also deactivated. Access or drive authorization by
KEYLESS-GO is then no longer possible with that
particular key.Activate the function of theke y so
th at all its functions will again be available.
Yo u can also deactivate the function of theke yto
re duce the energy consum ption of theke y if you Opening and closing
85
85

#
Make sure that co vering 3 is comple tely
closed. #
Insert the front tabs of co ver1 into the
housing and then press until it is comple tely
closed. #
Insert the emer gency key again (/ page 86). Pr
Pr
oblems wit
oblems wit h t
h the key
he key , tr
, troubleshoo
oubleshoo ting
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
ehicle
Po ssible causes:
R The key battery is weak or dischar ged. #
Check the battery using the indicator lamp
(/ page 84). #
Replace theke y batter y,if necessary
(/ page 86). #
Use there placement key. #
Use the emer gency keyto lock or unlock
(/ page 95). #
Have theke ych ecked at a quali/ed specialist
wo rkshop. 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 theke y 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.
Y
Y ou hav
ou hav e los
e lost a key
t a key #
Have theke y deactivated at a quali/ed spe-
cialist workshop. #
If necessar y,ha ve the mechanical lock
re placed as well. Doors
Doors
N
No
ot
tes on t
es on t he additional door lock
he additional door lock The additional door lock is only
available forve hi-
cles forth e United Kingdom. &
W
WARNING
ARNING Risk of injury topersons inside
th eve hicle when the additional door lock
is activated
If th e additional door lock is activated, the
doors can no longer be opened from the
inside. #
Never lea vepersons, in particular chil-
dren, unattended in theve hicle. #
Ifth ere are persons in theve hicle, do not
activate the additional door loc k. The additional door lock is automatically activated
in
thefo llowing situations:
R The vehicle is loc ked using thekey.
R The vehicle is loc ked using KEYLESS-GO. 88 88
Opening and closing