2021 MERCEDES-BENZ S-CLASS SALOON LONG cooling

*
N
NO
OTE
TE Damage topanorama sliding sun-
ro of caused byroof luggage rack If
th e panorama sliding sunroof is opened
when a roof luggage rack is /t ted, the pano-
ra ma sliding sunroof may be damaged bythe
ro of luggage rack. #
Do not open the panorama sliding sun-
ro of if a roof luggage rack is /t ted. *
N
NOOTE
TE Damage tothe co vers The co
vers may be damaged and scratched
when being opened. #
Do not use me tallic or hard objects. #
Carefully fold co vers 1 upwards in the direc-
tion of the ar row. #
Secure thero of luggage rack tothefa stening
points benea thcovers 1 . #
Comply with the installation inst ructions of the
ro of luggage rack manufacturer. #
Secure the load on thero of luggage rack. Cup holders
Cup holders
Switc
Switc
hing t
hing t he cooling or heating function f
he cooling or heating function f or t
or the
he
t
t em
em per
per atur
atur e-contr
e-contr olled cup holder on or
olled cup holder on or o.
o. When
the heating function is used, the me tal
insert of the cup holder is heated. Forth is reason,
yo u must not reach into the cup holder insert.
When placing glasses in thete mp erature-control-
led cup holder, do not close the co ver of the st ow- age compartment in
there ar cent reconsole
because the glasses may tip over. #
T
To switc
o switc h on:
h on:press button 2until the blue
(keep cool) or red (keep warm) indicator lamp
on the button lights up. #
T
To switc
o switc h
ho.:
o.: press button 2until the indica-
to r lamp on the button goes out.
% Clean there mo vable rubber mat only with
clean, luk ewarmwater and thete mp erature-
controlled cup holder 1only with a soT
clo th. Seats and st
owing
159
159

Yo
u can charge a USB device, such as a mobile
phone, at the USB ports using a suitable charging
cable. Depending on theve hicle equipment, the
devices can be charge d with up to20 V (5 A)
when the ignition is switched on. Coolbox
Coolbox
Using t
Using t
he r
he refr
efrig
iger
er at
ator box
or box &
W
WARNING
ARNING Risk of /re due toa co vered
ve ntilation grille on the coolbox
If yo u co verth eve ntilation grille forth e cool-
box, it may overheat. #
Always make sure that theve ntilation
gr ille is not co vered. The
vent grille forth ere frigerator box is in the
boot.
The refrigerator box can bear a maximum load of
3.5 kg.
The upper co mpartment of there frigerator box
can accommodate, forex ample, plastic bottles with a maximum capacity of 0.5 lit
res and cans
with a capacity of up to0.33 litres
If yo u do not need touse there frigerator box for
an extended period, you should switch it o.,
defrost it and clean it. ATer doing so, lea vethe lid
open for a time.
More condensation may occur during intensive
use. Cleaning may be requ ired.
The refrigerator box will reduce its cooling capa-
city or switch o. in thefo llowing cases:
R Too many electrical consumers are turned on.
R The star ter battery is not su1ciently charge d.
If th is is the case, the indicator lamps will 0ash on
th e button for switching there frigerator box on
and o.. The cooling function will au tomatically
switch back on as soon as there is su1cient volt-
age. Example:
vehicles with individual rear seats #
Vehicles with elect rically adjus table outer
seats: fold down there ar armrest. #
Pull handle 1on st owage box and fold down
co ver2 of st owage box. 162 162
Seats and st
owing

Example:
vehicles with individual rear seats #
T
To open:
o open: pullthe handle on refrigerator box
1 and fold down the co ver of there frigerator
box. #
T
To switc
o switc h on:
h on:press but ton2 repeatedly until
an indicator lamp (low cooling) lights up or two
indicator lamps (high cooling) light up. #
T To switc
o switc h
ho.:
o.: press button 2repeatedly until
bo th indicator lamps go out. R
R
emo
emo ving or
ving or /tting
/ttingt
the r
he r efr
efrig
iger
er at
ator box
or box Inst
Inst
alling
alling #
Remo vecover cap 1. #
Open loading 0ap 2inthere ar compartment
until the loading 0ap loc ksinthe highest posi-
tion (/ page 153). #
Pull upwards and hold handle 7.
The connection torefrigerator box 4is
unloc ked. Seats and st
owing
163
163

Defr
Defr
os
osting tting t he windscr
he windscr een via t
een via the climat
he climat e bar
e bar Switc
Switc
hing on
hing on #
Press ¬onthe climate bar on the central
displa y.
Switc
Switc hing
hingo.
o. #
Press ¬, Ãorj onthe climate bar
on the central display
or #
set the air0ow to0.
% When the defrost function is activated, some
functions (e.g. thete mp erature setting) are
automatically deactivated. A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating t
ating the A/C function via t
he A/C function via t he
he
multimedia syst
multimedia syst em
emMultimedia system:
4 Climate menu 5
First row of seats
Depending on theex tern al conditions, impr oved
cooling and dehumidi/cation of the interior air are
suppor ted when the A/C function is activated. #
Select A/C(A/C). Se
Se
tting climat
tting climat e contr
e control t
ol to aut
o aut omatic mode via t
omatic mode via t he
he
climat
climat e bar
e bar In automatic mode,
the set vehicle interior tem-
perature is controlled automatically and main-
ta ined at a constant le velby the air suppl y. #
Press AUTO onthe climate bar on the central
displa y.
% You can increase or reduce the air0ow by
pressing Konthe climate bar on the cen-
tral displa y. #
T To switc
o switc h t
h to manual oper
o manual oper ation:
ation:switch o.
automatic mode or adjust an aspect of air dis-
tribution, e.g. P. Se Se
tting air dis
tting air distr tribution using t
ibution using t he air conditioning
he air conditioning
menu
menu Multimedia system:
4 Climate menu #
Select First row of seats orSecond row of
seats. #
Toset the air distribution: select ¯,P
or O. #
Set the air0o w.
% When the air conditioning system is switched
on, at least one zone is alw ays active. Ho w-
ev er, se veral air distribution options can be
selected at the same time, forex ample toset
th e climate control forth e interior and the
fo ot we lls simultaneousl y.The windsc reen air
conditioning ¯can only be selected for
th e /r st ro w of seats. When automatic mode
is active, the buttons for setting the air distri-
bution are automatically deactivated. When
th e air conditioning system is switched o.,
th e buttons remain operable and the last set-
ting is sa ved. Se Se
tting t
tting t he f
he foo
ootw
twell t
ell t em
emper
per ature
ature Multimedia system:
4 Climate menu #
Select ^and set the desired foot we llte m-
perature using the slider. 192
192
Climate control

Depending on
theve hicle's equipment, thefo llo w-
ing functions will be activated as needed during
pre-cooling:
R Automatic climate control
R Blower
R Seat ventilation
Depending on theve hicle's equipment, thefo llo w-
ing functions will be activated as needed during
pre-warming:
R Automatic climate control
R Blower
R Seat heating
R Steering wheel heater
R Panel heating
R Mirror heater
R Rear wind owheater
R Windsc reen heater Depending on
theve hicle's equipment, thefo llo w-
ing functions will also be adjusted during pre-
entry climate control if they have already been
switched on during regular vehicle operation:
R Frag rancing
R Ionisation
Se Se tting t
tting t he pr
he pre-entr
e-entr y climat
y climat e contr
e control on t
ol on the multi-
he multi-
media syst
media syst em when t
em when the v
he vehicle is unlock
ehicle is unlock ed
ed
Multimedia system:
4 Climate menu 5
Pre-entry climate ctrl #
Switch the function on or o..
Yo u can specify for which seat the function should
be switched on or o. via the seat selection.
A
A ctiv
ctiv ating/deactiv
ating/deactiv ating pr
ating pre-entr
e-entry climat
y climat e contr
e control
ol
when t
when t he v
he vehicle is unlock
ehicle is unlock ed
ed
R
R eq
eq uir
uir ements:
ements:
R The high-voltage battery is charge d su1-
cient ly.
R The function has been activated via the multi-
media system. #
T
To switc
o switc h on:
h on:unlock theve hicle.
The climate cont rol functions are activated for
up to/ve minutes for pre-heating and pre-
cooling.
Pre-entry climate control when theve hicle is
unloc ked cannot be activated more than twice
when theve hicle is switched o.. #
T
To switc
o switc h
ho.:
o.: press &onthe climate bar
on the central displa y.
Depending on theve hicle equipment, thefo llo w-
ing functions will remain active once theve hicle
has been star ted:
R Seat heating
R Seat ventilation
R Panel heating
R Frag rancing
R Ionisation Climate cont
rol
197
197

Pr
Pr
e-entr
e-entr y climat
y climat e contr
e control f
ol for depar
or depar tur
ture time
e time Pr
Pr
e-entr
e-entr y climat
y climat e contr
e control f
ol for depar
or depar tur
ture time func-
e time func-
tion
tion &
W
WARNI NG
ARNI NGDanger tolife 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 burns due torepeatedly
switching on the seat heating
Re peatedly switching on the seat heating can
cause the seat cushion and seat backrest pad-
ding tobecome very hot.
In particular, the health of persons with limited
te mp erature sensitivity or a limited ability to
re act tohigh temp eratures may be a.ected or
th ey may even su.er burn-like injuries. #
Do not repeatedly switch on the seat
heating. To
protect against overheating, the seat heating
may be temp orarily deactivated aTer it has been
switched on repeatedl y.
% This function is only available for plug-in
hy brids or vehicles with a 48-V on-board elec-
trical system.
The air inside theve hicle can be heated, ventila-
te d or cooled tothe set temp erature when the
ve hicle is par ked.
When theve hicle is connected topowe r supply
equipment, priority is given tocharging the 48 V
battery or the high-voltage battery toa speci/ed
minimum charge.
The running time of pre-entry climate control may
be reduced under thefo llowing conditions (vehi-
cles with a 48 V on-board electrical system):
R The vehicle is not connected topowe r supply
equipment.
R The 48 V battery is not fully charge d. The
running time of pre-entry climate control may
be reduced under thefo llowing conditions (plug-in
hy brid):
R The vehicle is not connected topowe r supply
equipment.
R The high-voltage battery is not fully charge d.
Wi th active pre-ent ryclimate cont rol,th ech arge
le ve l of the 48 V battery or the high-voltage bat-
te ry may be reduced, even if thech arging cable
connector is connected.
If present, seat ventilation is activated in cooling
and ventilation mode.
Depending on theve hicle's equipment, thefo llo w-
ing functions are activated in heating mode, if
av ailable:
R Seat heating
R Steering wheel heater
R Panel heating
R Mirror heater
R Rear wind owheater
R Windsc reen heater 198 198
Climate control

When
the set temp erature is changed, climate
cont rol mode will automatically be updated and
switched from heating mode toventilation or cool-
ing mode, from cooling mode toventilation or
heating mode or from ventilation mode toheating
or cooling mode.
Se Se tting pr
tting pr e-entr
e-entry climat
y climat e contr
e control f
ol for depar
or depar ture
ture
time via t
time via t he climat
he climate bar
e bar
Multimedia system:
4 Climate menu 5
Pre-entry climate ctrl
Se
Se tting t
tting t he depar
he depar tur
ture time
e time
% The set departure times are used forth eve hi-
cle's pre-ent ryclimate cont rol and for predic-
tions rega rding the appr oximate state of
ch arge and range at the time selected. Addi-
tional information on thech arging settings:
(/ page 387). #
Select Edit departure time ´.#
Select a departure time or set a new depar-
ture time.
Se Se tting t
tting t he r
he repeat da ys
epeat da ys #
Select Edit departure time ´. #
Set the desired departure time and select the
cor responding weekda yson which this depar-
ture time is toappl y. #
Press OKtocon/rm.
Selecting seats
Selecting seats #
Select Driver, Passenger, Rear leftorRear
right.
Pre-entry climate cont rol will take place for
th e selected seats.
Oper Oper ation using t
ation using t he app:
he app:the pre-entry climate
control for departure time can also be set via the
Mercedes me connect app. You can /nd fur ther
information in the separate Owner's Manual at
https://moba.i.daimler.com/mar kets/ece-r ow/
baix/cars/connectmeen_GB/#emotions/
St artsei te.html.
A A ctiv
ctiv ating/deactiv
ating/deactiv ating pr
ating pre-entr
e-entry climat
y climat e contr
e controlol
f
f or depar
or depar tur
ture time
e time
R
R eq
eq uir
uir ements (v
ements (v ehicles wit
ehicles wit h a 48 V on-boar
h a 48 V on-boar d elec-
d elec-
tr
tr ical syst
ical syst em)
em)
R The 48 V battery is charge d su1cient ly. R
The function has been activated via the multi-
media system.
R
R eq
eq uir
uir ements (plug-in h
ements (plug-in h ybr
ybrid)
id)
R The high-voltage battery is charge d su1-
cient ly.
R The function has been activated via the multi-
media system. #
T
To activ
o activ at
ate:
e: set the departure time
(/ page 199).
Pre-entry climate control for departure time
switches on a maximum of 55 minutes before
th e selected departure time. It will remain
active for ano ther /ve minutes if the departure
is dela yed. #
T To deactiv
o deactiv at
ate t
e t he pr
he pr e-entr
e-entr y climat
y climat e contr
e control f
ol for
or
depar
depar tur
ture time earl
e time earl y (v
y (vehicles wit
ehicles wit h 48 V on-
h 48 V on-
boar
boar d electr
d electr ical syst
ical syst em):
em):press the& but-
to n or switch o. the preselection of the time
in the climate menu. #
T
To deactiv
o deactiv at
ate t
e t he pr
he pr e-entr
e-entr y climat
y climat e contr
e control f
ol for
or
depar
depar tur
ture time earl
e time earl y (plug-in h
y (plug-in h ybr
ybrid):
id): press
& onthe climate bar on the central display Climate control
199
199

#
Vehicles with a 48-V on-board elect rical sys-
te m: press button 1.
The red or blue indicator lamp on button 1
will light up or go out. #
Plug-in hybrid: press &onthe climate bar
of the central displa y.
The red or blue indicator lamp below &on
th e climate bar on the central display will light
up or go out. #
Set thete mp erature using the ar rows w
on the climate bar on the central displa y.
The colours of the indicator lamp ha vethefo llo w-
ing meanings (plug-in hybrid):
R Blue:
Blue: Ventilation or cooling mode is switched
on.
R R
Red:
ed: Heating mode is switched on.
The colours of the indicator lamp ha vethefo llo w-
ing meaning (vehicles with a 48 V on-board elec-
trical system):
R Blue: Blue: Ventilation or cooling mode is switched
on.
R R
Red:
ed: Heating mode is switched on. R
Y
Yello w:
ello w:the departure time is preselected. S
S
t
tationar
ationar y heat
y heater/v
er/ventilation
entilation S
S
t
tationar
ationar y heat
y heater/v
er/ventilation function
entilation function
% The following function is equipment-depend-
ent.
R The air inside theve hicle is heated or ventila-
te dto the set temp erature.
R The air inside theve hicle cann otbe cooled
down to temperatures below the outside tem-
perature.
R Ifth e outside temp erature changes, ventilation
mode automatically switches toheating mode
or heating mode automatically switches to
ve ntilation mode.
The stationary heate r andtheex haust gas outl et
are situated behind theright-hand front wheel. Switc
Switc
hing t
hing t he st
he stationar
ationar y heat
y heater/v
er/ventilation
entilation on/o.
on/o.
via t
via t he oper
he oper ating unit
ating unit &
D
DAN
AN GER
GER Risk of fatal injury due topoison-
ous exhaust gases
If th eta ilpipe is bloc ked or su1cient ventila-
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi-
cle. This is the case in enclosed spaces or if
th eve hicle gets stuck in sno w,forex ample. #
Always switch the stationary heater o. in
enclosed spaces without an air extrac-
tion system, e.g. in garage s. #
Keep theta ilpipe and the area around
th eve hicle free from snow when the
ve hicle or the auxiliary heating is run-
ning. #
Open a door or a roof hatch on the wind-
wa rdside of theve hicle toensure an
adequate supply of fresh air. Climate control
201
201