2021 MERCEDES-BENZ S-CLASS SALOON LONG Owners Manual

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

or switch o.
the preselection of the time in
th e climate menu.
If present, thefo llowing functions will remain
active once theve hicle has been star ted:
R Seat heating
R Seat ventilation
R Panel heating
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 A A
ctiv
ctiv ating/deactiv
ating/deactiv ating immediat
ating immediat e pr
e pre-entr
e-entr y cli-
y cli-
mat
mat e contr
e contr ol
ol &
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.
R
R eq
eq uir
uir ements (plug-in h
ements (plug-in h ybr
ybrid)
id)
R theve hicle is switched o.. %
The immediate pre-ent ryclimate cont rol is
only available for plug-in hybrids or vehicles
with a 48-V on-board elect rical system.
Air conditioning of theve hicle interior can con-
tinue for up to50 minutes, e.g. if the journey is
inter rupted. 200
200
Climate control

#
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

&
W
WARNI NG
ARNI NGRisk of /re due tohot station-
ary heater components and exhaust gases
Flammable materials such as lea ves, grass or
twigs may ignite. #
When the stationary heater is switched
on, make sure that:
R hot vehicle parts do not come into
contact with 0ammable materials.
R theex haust gas can 0ow out of the
stationa ryheater exhaust pipe unhin-
dered.
R theex haust gas does not come into
contact with 0ammable materials. *
N
NOOTE
TE Bat tery dischar gecaused bysta-
tionar y heater or stationaryventilation
ope ration Operating
the stationary heater or stationary
ve ntilation drains the batter y. #
ATer heating or ventilating theve hicle
twice, drive for a longer period of time. R
R
eq
eq uir
uir ements:
ements:
R The vehicle is /tted with the stationary heater
equipment.
R The outside temp erature is below 15°C.
R The fuel tank is su1cient lyfull.
% Ifth e /ll le vel of the fuel tank is too lo w,the
auxiliary heating mode may be restric ted. #
Set thete mp erature using the ar rows w
on the climate bar on the central displa y. #
Press button &.
The red or blue indicator lamp on button &
will light up or go out.
The colours of the indicator lamp ha vethefo llo w-
ing meanings:
R Blue: Blue: stationary ventilation is switched on.
R R
Red:
ed: the stationary heater is switched on.
R Y
Yello w:
ello w:the departure time is preselected.
The stationary heater/ventilation will switch o.
automatically aTer 50 minutes.
Oper Oper ation using t
ation using t he app:
he app:the stationary heater/
ve ntilation can also be ope rated 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/
ca rs/connectmeen_GB/#em otions/
St artsei te.html.
Se
Se tting t
tting t he st
he stationar
ationar y heat
y heater/v
er/ventilation via t
entilation via t he
he
multimedia syst
multimedia syst em
em
R
R eq
eq uir
uir ements:
ements:
R The vehicle is /tted with the stationary heater
equipment.
Multimedia system: 4 Climate menu 5
Stationary heater
Selecting t
Selecting t he depar
he departur
ture time
e time #
Select Time A, Time BorTime C.
Se
Se tting t
tting t he depar
he depar tur
ture time
e time #
Select Time A, Time BorTime C. #
Select the pen beside the time. #
Set a time. 202
202
Climate control

Se
Se
tting t
tting t he st
he stationar
ationar y heat
y heater/v
er/ventilation via
entilation via
r
r em ot
emot e contr
e contr ol
ol
R
R eq
eq uir
uir ements:
ements:
R The outside temp erature is below 15°C.
R The fuel tank is su1cient lyfull.
Switc
Switc hing on immediat
hing on immediat ely
ely #
Press and hold theu button. Se
Se
tting t
tting t he depar
he depar tur
ture time
e time #
Brie0y press theu button. #
Press the, or. button repeatedly
until the time tobe changed appears on the
displa y. #
Press theu and^ buttons simultane-
ousl y.
The Îsymbol on there mo tecont rol display
will 0ash. #
Press the, and. buttons toset the
desired departure time. #
Press theu and^ buttons simultane-
ousl y.
The new departure time will be stored.
Up tothre e departure times can be stored. #
T
To activ
o activ at
ate t
e t he depar
he depar tur
ture time:
e time: selectthe
desired departure time and press and hold
th eu button.
The Ísymbol, the departure time and,
depending on the selected departure time, the
letter A A, B , B or CCwill appear on the displa y. #
T
To deactiv
o deactiv at
ate t
e t he depar
he depar tur
ture time:
e time: selectthe
desired departure time and press and hold
th e^ button.
OFF OFF will appear on the displa y. #
T
To c
o c hec
hec k t
k the st
he st atus of t
atus of t he activ
he active st
e stationar
ationar y
y
heat
heat er
er:
:brie0y press theu button.
Switc
Switc hing
hingo.
o.immediat
immediat ely
ely #
Press and hold the^ button.
Ov
Ov er
ervie
vie w of t
w of t he r
he remot
emot e contr
e contr ol display
ol display s (st
s (station-
ation-
ar
ar y heat
y heat er/v
er/ventilation)
entilation) 1
Stationary ventilation switched on
2 Stationary heater switched on Climate cont
rol
203
203

3
Selected depa rture time
4 Remaining time forth e stationary heater/
ve ntilation (in minutes)
5 Stationary heater/ ventilation active
6 Departure time activated
7 Signal strength
Fu rther possible displ ays:
R T
Time:
ime: the activated departure time.
R Zer
Zero minut
o minut es:
es:theru nning time forth e station-
ary heater is extended because the engine has
not yetreached operating temp erature when it
is star ted.
R OFF:
OFF: the stationary heater/ventilation is
switched o..
R
R eplacing t
eplacing t he r
he remot
emot e contr
e contr ol batt
ol batter
ery (st
y (st ationary
ationary
heat
heat er)
er) &
D
DAN
AN GER
GER Risk of fatal injuries if batteries
are swallo wed
Batteries contain toxic and cor rosive subs tan-
ces. Swallow ing batteries may cause se vere
internal burns within two hours. There is a
risk of fatal injur y. #
Keep batteries out of there ach of chil-
dren. #
Ifth e co ver and/or lid of the battery
compartment does not close securel y,
do not use theke y and keep it away from
ch ildren. #
If batteries are swallo wed, seek medical
attention immediatel y. +
ENVIR
ENVIR
ONMENT
ONMENT AL NO
AL NOTE
TEEnvironmen tal
damage due toimproper disposal of bat-
te ries Batteries contain
toxic and corro-
sive substances. #
Ta
ke dischar ged batteries to a
qu ali/ed specialist workshop or toa col-
lection point for used batteries. R
R
eq
eq uir
uir ements:
ements:
R One CR2450 lithium battery
Mercedes-Benz recommends that you ha vethe
battery replaced at a quali/ed specialist work-
shop. #
Push a poin ted object into recess 1. 204
204
Climate cont
rol

#
Slide battery co ver2 backwards in the direc-
tion of the ar row. #
Insert new battery 3with the lettering facing
upwards. #
Slide battery co ver2 inthe opposite direc-
tion tothe ar row onto there mo tecont rol until
th e battery co ver engages.
Pr
Pr oblems wit
oblems wit h t
h the r
he r emot
emot e contr
e contr ol f
ol for t
or t he st
he st ation-
ation-
ar
ar y heat
y heat er/v
er/ventilation
entilation
F
F AIL
AIL ¨
¨appear
appear s on t
s on the r
he remot
emot e contr
e contr ol display
ol display
Po ssible cause:
R The signal transmission between the transmit-
te r and there ceiver is malfunctioning. #
Change your position in relation totheve hicle,
moving closer if necessar y.
F
F AIL appear
AIL appear s on t
s on the r
he remot
emot e contr
e contr ol display
ol display
Po ssible cause:
R The star ter battery is not su1ciently charge d. #
Char gethe star ter batter y. Po
ssible cause:
R The outside temp erature is higher than 15 °C. #
Use the stationary heater only if the outside
te mp erature is below 15 °C.
Po ssible cause:
R The fuel tank is not su1cient ly/lled. #
Refuel at the nearest /lling station.
F
F AIL
AIL ¯
¯ appear
appear s on t
s on the r
he remot
emot e contr
e contr ol display
ol display
Po ssible cause:
R There is a malfunction in the stationary heater. #
Have the stationary heater checked at a quali-
/ed specialist workshop. Air v
Air v
ents
ents A
A
djus
djusting t ting t he fr
he front air v
ont air v ents
ents &
W
WARNING
ARNING Risk of burns or frostbite due to
being too close tothe air vents
Ve ry hot or very cold air can 0ow from the air
ve nts. #
Make sure that all vehicle occupants
alw ays maintain a su1cient dis tance
from the air vents. #
If necessar y,direct the air0ow toano ther
area of theve hicle interior. To
guarantee the 0ow of fresh air thro ugh the air
ve nts into theve hicle interior, comply with thefo l-
lowing:
R Alwayske ep theve nts and ventilation grilles in
th eve hicle interior clear.
R Keep the air inlet grille free of residue build-up
(/ page 429). Climate cont
rol
205
205