MERCEDES-BENZ S-CLASS SALOON LONG 2020 Owners Manual

#
Press the wiper blade onto the wiper arm in
th e direction of ar row3beyond the point of
re sis tance.
The wiper blade will engage wi tha noticeable
click and mo vefreely again. #
Foldthe wiper arm back onto the wind‐
screen. Mir
rors Operating
the outside mir rors &
WARNING Risk of inju ryifve hicle set‐
tings are adjus ted while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in par‐
ticular in thefo llowing situations:
R Ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion.
R Ifyo ufast enyour seat belt while theve hi‐
cle is in motion. #
Before starting the engine: adjust the
driver's seat, head restra ints, steering
wheel and mir ror in particular and fas‐
te nyo ur seat belt. &
WARNING Risk of accident due tomis‐
judgement of dis tance when using the
outside mir ror
The outside mir rors reflect objects on a
smaller scale. The objects in view are in fact
closer than they appear. #
Therefore, alw ays look over your shoul‐
der in order toensure that you are
aw are of the actual dis tance between
yo u and thero ad users driving behind
yo u. Ad
justing the outside mir rors #
Use button 2or4 toselect the desired
mir ror.
% Invehicles with MBUX Interior Assis tant and
driver camera, there qu ired outside mir ror
can also be preselected au tomatical lyvia a
natural head mo vement tothe left or right
(/ page 305). 16 8
Light and sight

#
Use button 1toadjust the position of the
selected mir ror.
Fo lding the outside mir rors in/out #
Brief lypress button 3.
% Ifth e battery has been disconnected or has
dischar ged, the outside mir rors must be
mo ved briefly using button 3. Onlythen will
th e automatic mir rorfo lding function work
proper ly.
Engaging the outside mir rors
If an outside mir ror has been forc ibly disen‐
ga ge d, proceed as follo ws. #
Press and hold button 3.
Yo u will hear a click and the mir ror will audi‐
bly click into place. The outside mir ror will
now be set tothe cor rect position. Au
tomatic anti-dazzle mir rors function &
WARNING Risk of acid bu rns and poi‐
soning due tothe anti-dazzle mir ror elec‐
trolyte
Electrolyte may escape if theglass in an
automatic anti-dazzle mir ror breaks.
The electrolyte is hazardous tohealth and
causes ir rita tion. It mu stnot come into con‐
ta ct wi thyour skin, eyes,respiratory or gans
or clo thing or be swallo wed. #
Ifyo u come into contact with electro‐
ly te , obser vethefo llowing:
R Immediately rinse the electrolyte
from your skin with water and seek
medical attention.
R If electrolyte comes into contact
with your eyes, immediately rinse
th em thoroughly with clean water
and seek medical attention.
R Ifth e electrolyte is swallo wed,
immediately rinse your mouth out
th oroughl y.Do not induce vomiting.
Seek medical attention immediately. R
Immedia tely ch ange out of clo thing
which has been con taminated with
electrolyte.
R If an allergic reaction occurs, seek
medical attention immediatel y. The inside
rear-view mir ror and the outside mir‐
ro r on the driver's side will automatically go into
anti-dazzle mode if light from a headlamp hits
th e sensor on the inside rear-view mir ror.
Sy stem limits
The sy stem will not go into anti-dazzle mode if:
R The engine is switched off.
R Reversege ar is engaged.
R The interior lighting is swit ched on. Fr
ont-passenger outside mir ror parking posi‐
tion function The pa
rking position makes parking easier. Light and sight
16 9

The front-passenger outside mir
ror will swivel
down wards in the direction of there ar wheel on
th e front passenger's side when:
R the parking position is stored (/ page170).
R the front-passen ger mir ror is selected.
R reve rsege ar is engaged.
The front-passenger outside mir ror will mo ve
back toits original position when:
R you shift the transmission toano ther trans‐
mission position.
R you are tra velling at a speed greaterth an
15 km/h.
R you press the button forth e outside mir ror
on the driver's side. St
oring the pa rking position of the front-
passenger outside mir ror using reve rsege ar St
oring #
Select the front-passen ger outside mir ror
using but ton2. #
Engage reve rsege ar. #
Movethe front-passen ger outside mir ror into
th e desired parking position using button 1.Calling up #
Select the front-passen ger outside mir ror
using but ton2. #
Engage reve rsege ar.
The front-passenger outside mir ror will mo ve
into thestored parking position. Ac
tivating/deactivating the automatic mir ror
fo lding function Multimedia sy
stem:
4 © 5
Settings 5
Vehicle
5 Opening/closing #
Activate or deacti vate Automatic mirror fold-
in. 17 0
Light and sight

Area permeable
to radiowav es on the
windscreen Ra
dio-contro lled equipment, such as toll sys‐
te ms, can be mounted only on areas 1ofthe
windscreen that are permeable toradio wav es.
Areas permeable toradio wav es1 are best visi‐
ble from outside theve hicle when the wind‐
screen is illuminated with an extern al light
source.
No tethis position forve hicles with:
R Windsc reen heating
R Infra redre flective windscreen Infrared-reflective windscreen function
The infra red-reflective windscreen is coated and
re duces the build-up of heat in theve hicle inte‐
ri or.
The coating shields theve hicle interior from
ra dio waves. Light and sight
171

Overview of climate control sy
stems Note
s on climate control An interior air
filter in combination with the pre‐
fi lter in the engine compartment must alw ays be
used so that the air conditioning sy stem, pollu‐
tion le vel monitoring and the air filtration work
cor rectl y.Make sure that thefilter is ins talled
cor rectly and thefilter housing in the engine
compartment is closed cor rectly using the cap
and alw ays tightly sealed when in operation. Use
fi lters recommended and appr ovedby
Mercedes-Benz. Alw ays ha veservice workcar‐
ri ed out at a qualified specialist workshop. Overview of
the THERM OTRO NIC air condi‐
tioning control panel 1
s Increases thete mp erature
2 0 Switches the synchronisation function
on/off (/ page175)
3 Switches clima
tecontrol on/off
(/ page 173)
4 ¿ Switches the A/C function on/off
(/ page 174) 5
¬ Demists the windscreen
6 g Switches air-recirculation mode on/off
(/ page 175)
7 ¤ Switches there ar wind owheater
on/off
8 J Increases the air flow or switches on
climate contro l (/page 173)
9 r Reduces thete mp erature
A Ã Sets climate control toautomatic
mode, right (/ page174)
B ± Calls up the air conditioning menu
(/ page 174)
C Ã Sets clima tecontrol toautomatic
mode, left (/ page174)
D I Reduces the air flow or switches off cli‐
mate contro l(/ page 173) 17 2
Climate cont rol

Overview of
there ar operating unit 1
Sets air distribution tothe cent reand side
air vents in there ar passenger compart‐
ment, left
2 Sets thete mp erature in there ar passenger
compartment, left 3
Sets the air flow inthere ar passenger com‐
partment, left, or swit ches climate control
on/off (/ page174)
4 Switches climate control on/off
(/ page 174)
Switches residual heat on/off (/ page176)
5 Sets the air flow inthere ar passenger com‐
partment, right, or switches climate control
on/off (/ page174)
6 Sets thete mp erature in there ar passenger
compartment, right
7 Sets air distribution tothe cent reand side
air vents in there ar passenger compart‐
ment, right
8 Sets rear climate control toautomatic mode,
ri ght
9 Sets the air distribution totheright rear foot‐
we llve nts
A Synchronisation is acti vated (/ page175)
B Sets the air distribution tothere ar left foot‐
we llve nts
C Sets rear climate control toautomatic mode,
left The settings
forth e second rowof seats can be
configured via there ar operating unit, the multi‐
media sy stem (/ page175) or the MBUX rear
ta blet depending on theve hicle's equipment. Operating
the clima tecont rol sy stem Switching clima
tecont rol on/off Switching on climate control
#
Set the air flow toleve l 1 or higher via J
on the climate bar on the cent ral display
or #
Press Ã, s,ror±.
Switching off clima tecont rol #
Set the air flow toleve l 0 via Ionthe cli‐
mate bar on the cent ral display
or #
Press .
If climate control is switched off, the windo ws
may mist up more quickl y.Switch climate con‐
trol off only brie fly. Climate cont
rol17 3

Switching climate control on/off via
there ar
operating unit #
Toswitch on: press button 4.
or #
Set the air flow toleve l 1 or higher using but‐
to ns 3 and 5.
or #
Press buttons 2,6,8orC. #
Toswitch off: press button 4.
or #
Set the air flow toleve l 0 using buttons 3
and 5.
% Ifre ar climate control is swit ched off via but‐
to n4, OFF will be shown on there ar dis‐
pla y. Calling up
the air conditioning menu The air conditioning menu can be called up via
th
e air conditioning line. The air conditioning line
is alw ays shown on the lo wer edge of the cent ral
displa y. #
Select theClimate menu entryinthe air con‐
ditioning line.
The First row of seats menu is opened. Ac
tivating/deactivating the A/C function via
the multimedia sy stem Multimedia sy
stem:
4 Climate menu 5
First row of seats
Depending on theex tern al conditions, impr oved
cooling and dehumidi fication of the interior air
are suppor ted when the A/C function is activa‐
te d. #
Select A/C(A/C). Setting climate control
toautomatic mode In auto
matic mode, the set vehicle interior tem‐
perature is controlled auto matically and main‐
ta ined at a con stant le velby the air supply. #
Press AUTO onthe climate bar on the cent ral
displa y. %
You can inc rease or reduce the air flow by
pressing Konthe climate bar on the mul‐
timedia sy stem. #
Toswitch tomanual ope ration: switch off
au tomatic mode or adju stan aspect of air
distribution, e.g. P. Setting
the air distribution Multimedia sy
stem:
4 Climate menu #
Select First row of seats orSecond row of
seats. #
Toset the air distribution: select ¯,P
or O. #
Set the air flow.
% Several air distribution options can be selec‐
te d at the same time, forex ample toset the
climate control forth e windscreen and the
fo ot we lls simultaneousl y.Ho wever,at least
one zone is alw ays active.
The ¯ climate contro lfo rth e windscreen
can only be selected forth efirs t seat row. 174
Climate cont rol

Setting
thefo ot we lltemp erature Multimedia sy
stem:
4 Climate menu #
Set ^ thefo ot we llte mp erature. Setting
rear climate control (multimedia sys‐
te m) Multimedia sy
stem:
4 Climate menu
Setting thetemp erature #
Select Second row of seats. #
Set thete mp erature.
Setting the airflow #
Select Second row of seats. #
Set the air flow.
Controlling there ar climate control automat‐
ical ly #
Select AUTO. Deacti
vating rear climate control #
Select REAR OFF. Ac
tivating/deactivating the climate control
syn chro nisation function via the multimedia
sy stem Multimedia sy
stem:
4 Climate menu
Climate control can be set cent rally using the
synchronisation function. The driver's settings
fo rte mp erature, air flow and air distribution will
be adop ted automatically for all clima tezones. #
Select First row of seats . #
Select SYNC(SYNC). Demisting the windo
ws Wi
ndo wsmis ted up on the inside #
Press Ãonthe climate bar of the cent ral
displa y. #
Ifth e windo wsremain mis ted up: press ¬
on the climate bar of the cent ral displa y. Wi
ndo wsmis ted up on the outside #
Switch on the windscreen wipers. #
Press theà button. Switching air-recirculation mode on/off
#
Press gonthe climate bar on the cent ral
displa y.
The interior air will be recirculated.
Air-reci rculation mode automatically swit ches to
fresh air mode af ter a while.
% If air-recirculation mode is switched on, the
windo wsmay mist up more quickl y.Switch
on ai r-re circulation mode only brie fly. Switching
residual heat on/off Re
quirements:
R The residual heat function is available.
R The vehicle is par ked.
R The coolant temp erature must be suf ficiently
high. Clima
tecontrol 175

It is possible
tomake use of there sidual heat
from the engine tocontinue heating or ventilat‐
ing the front compartment of theve hicle for
appr oximately 30 minutes, depending on the
te mp erature set. #
Toswitch on: selectResidual heat onthe
climate bar on the cent ral displa y.
Re sidual heat will be switched off automaticall y.Switching
residual heat on/off via there ar
operating unit Re
quirements:
R The residual heat function is available.
R The vehicle is par ked.
R The coolant temp erature must be suf ficiently
high.
When there sidual heat of the engine is activated
in there ar compartment, you can heat or venti‐
la te the front and rear compartments for appro x‐
ima tely 15 minutes. #
Press button 4. Ac
tivating/deactivating ionisation Multimedia sy
stem:
4 Climate menu 5
Air quality
Ionisation impr ovesth equ ality of theve hicle's
interior air. Ionisation of the interior air is odour‐
less. #
Select Ionisation.
% The function can only be per form ed if the
AU TO mode is activated or the air distribu‐
tion is set tothe side air vent. The function is
re stricted if the side air vents on the driver's
side are closed. Fr
ag rance sy stem Setting
the frag rance sy stem
Re quirements:
R The climate control sy stem is switched on.
R The glove box is closed.
R Aflacon is inser ted. Multimedia sy
stem:
4 Climate menu 5
Air quality
The fragrance sy stem distributes a pleasant fra‐
grance thro ughout theve hicle interior from a fla‐
con located in theglove box. #
Select Air freshener. #
Keep pressing until the desired intensity is
re ached.
Inserting or removing the flacon ofthe fra‐
gr ance sy stem &
WARNING Risk of inju ryfrom liquid per‐
fume
If ch ildren open theflacon, they could drink
th e liquid perfume or it could come into con‐
ta ct wi th theireyes. #
Do not lea vechildren unat tended in the
ve hicle. #
Consult a doctor immediately if liquid
perfume has been drunk. 176
Climate cont rol

#
If liquid perfume comes into contact
with your eyes or skin, rinse your eyes
with clean water. #
If sym ptoms continue, consult a doctor. +
ENVIRONMENTAL
NOTEEnvironmental
dama gedue toimproper disposal of full
fl acons Fu
llflacons must not be disposed
of with household waste. #
Fu
llflacons must be take nto
a harmful subs tance collection point. 1
Cap
2 Flacon #
Toinser t:slide theflacon into the holder as
fa r as it will go. #
Toremo ve:af te r opening theglov e box, wait
fo r appro ximately se ven seconds and pull out
th eflacon. If
yo u do not use genuine Mercedes-Benz interior
pe rfumes, obse rveth e manufacturers' saf ety
notices on the perfume pac kaging.
Dispose of thege nuine Mercedes-Benz interior
pe rfume flacon when it is em pty and do not refill
it.
Re fillable flacon #
Unscr ew the cap of the em ptyflacon. #
Filltheflacon with a maximum of 15ml. #
Screw the cap back on totheflacon.
Alw aysre fill th e em ptyre fillable flacon with the
same perfume. Obser vethe separate informa‐
tion sheet with theflacon. Information on
the windscreen heater &
WARNING Risk of bu rns from touching
th e windscreen when the windscreen
heater is switched on
The windscreen can become very hot when
th e windscreen heater is switched on. Climate control
17 7