MERCEDES-BENZ S-CLASS 2020 Owner's Manual

R
Impai redd riving comf ort
R Suscep tibilitytodamag e &
WARNIN GRisk ofacci dent caused by
re peat eddrop intirep ressur e
If th et irep ressur edrops repeat edly,the
whee l,va lveo rtirem aybe damag ed.
Ins ufficie nttirep ress urec an cau sethet ires
to bur st. #
Inspect thet iref or signs offore ign
obje cts. #
Chec kwhether thew heel orvalveh asa
leak . #
Ifyo ua reunab leto rectify thed amag e,
con tact aq ualif iedspec ialistworks hop. Yo
uc an find informatio nontirep ress ures for
th ev ehicle's fact or y-ins talled tires on thef ollo w‐
ing labels :
R Tire and Loadi ngInfo rm atio nplacar donthe
B‑pi llar ofyour vehicle (/page454).
R Tire pressur etable onthei nside ofthef uel
fi ller flap (/ page449). Obse
rvet he maximum tirep ressur e
(/ page461).
Use asuitable pressur egaug etoc hec kthe tire
pr essur e.The outerappear anceofat ired oes
no tp ermit anyr eliable conclusion aboutthet ire
pr essur e.
Ve hicl eswith atirep ress urem onit oring sys‐
te m: Youc an also checkt he tirep ressur eusing
th eo n-board computer.
Onl ycorrect tirep ress ures whe nthe tires are
cold. Conditions forc old tires:
R The vehicle hasbeen parkedw itht he tires
out ofdir ect sunlight fora tlea st thre eh our s.
R The vehicle hastrave led less than 1m ile
(1 .6 km ).
Ar ise inthet iret em per atur eof18° F(10 °C)
incr eases thet irep ressur ebyappr ox.1 0k Pa
(0. 1b ar/1 .5psi ).Ta ke this int oa ccount when
ch ecking thet irep ressur eofwarmt ires .
The tirep ress urer ecom mende dfor incr eased
load/speed inthet irep ressur etable canaffect
th er ide comf ort. &
WARNIN GRisk ofacci dent duet o
uns uitable accessories ontirev alve
If yo um ountunsuit able accessories onto tire
va lves, thet irev alves ma ybeo verloaded and
malfunct ion,whic hcan cause aloss oftire
pr essur e.Afterm arke ttirep ress urem onit or‐
ing systems willcause thet irev alveto
re main open, depending onthed esign. This
can also result inaloss oftirep ressur e. #
Onlyscrew standar dvalvec aps orvalve
cap sspecifica llyapprove dby
Mer cedes-Ben zfor your vehicle onto
th et irev alve. Ti
re pres sur etable The
tirep ress uret able ison thei nside ofthe
fuel filler flap.
% The datashown inthei mag esisexam ple
dat a. Whee
lsand tires 44
9

The
tirep ressur etable showsther ecom mende d
tir ep ress ures fora lltir es app rove df or this vehi‐
cle. The recomme ndedtirep ress ures apply for
cold tires und ervarious oper ating condit ions,i.e.
loading and/orspeedofthev ehicle.
If one ormor etires izes precede atirep ressur e,
th et irep ressur einfor mation follo wing isonl y
va lid fort hose tires izes.
The load condit ions"partially laden" and"fully
laden" ared efined inthet able ford iffe re nt num ‐
be rs of passeng ersa nd amounts oflugg age. The
actual number ofseats maydiffe rf romt his. Some
tirep ressur etables onlyshowt he rim
diame teri ns tead ofthec om pletetires ize, e.g .
R1 8.T herimd iame teri sp arto fthe tires ize and
can befound onthet ires ide wall(/ page462).
Be suretoa lso obse rvet he follo wing further
re lat ed subje cts:
R Noteso ntirep ressur e(/pag e448)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page454) R
Max imum tirep ressur e(/pag e461) Chec
kingtirep ressu resm anu ally #
Read thet irep ressur efor thec urrent operat‐
ing cond itions from theT irea nd Loadi ng
In fo rm atio nplacar dorthe tirep ressur e
ta ble. Obser vethen otes on tirep ressur e. #
Remo vethev alvec ap ofthet iret ob e
ch ecked. #
Press thet irep ressur egaug esecurelyo nto
th ev alve. #
Read thet irep ressur e. #
Ifth et irep ressur eislowe rthan ther ecom ‐
men dedvalue, increase thet irep ressur eto
th er ecom mende dvalue. #
Ifth et irep ressur eish igher than ther ecom ‐
men dedvalue, release air.Tod oso,press
do wn them etal pin inthev alve,e.g. using
th et ipof ap en fore xamp le.Then checkt he
tir ep ress urea gain usin gthe tirep ressur e
ga ug e. #
Screwt he valvec ap ont othe valve. 450
Wheels andtires

Fu
rther relat ed subje cts:
R Noteso ntirep ressur e(/pag e448)
R Tire pressur etable (/page449)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page454) Ti
re pres sur em onitoring system Fu
nction ofthet irep ressur emonitoring sys‐
te m &
DANG ER Risk ofacc iden tdue toinc or‐
re ct tirep ress ure
Eac htire, incl uding thes par etire( ifpr esent ),
should becheckeda tleas tonceam onth
when coldandthen inflated tothep ressur e
re comme ndedbythev ehicle manufacturer
(see theT irea nd Loadi ngInfo rm atio nplac‐
ar do nthe driver's side B‑pillar orthet ire
pr essur etableon thei nside ofthef uel filler
fl ap ofyour vehicle). Ifyo ur vehicle hastires
of ad iffe re nt size than thes ize indicat edon
th eT irea nd Loadi ngInfo rm atio nplacar dor th
et irep ressur etable, youm ustfind out the
cor rect tirep ress ures fort hese tires.
As anadded safetyf eatur e,your vehicle has
been equipped withat irep ressur emonit or‐
ing system (TPMS) that illumin ates alow tire
pr essur eind icat orlam pwhen oneo rm oreo f
yo ur tires ares ign ifican tlyu nderinf lated.
Ac cor ding ly,i ft he lowt irep ressur eindicat or
lam plights up,yous hould stop and check
yo ur tires assoo nasposs ible, andinflate
th em tothec orrect press ure. Driving on a
sig nifica ntly underinf late dt irec auses thet ire
to ove rheat and canlead totiref ailur e.
Und erinf lation alsoincreases fuelconsum p‐
tion ,reduces thel ifee xpe ctan cy ofthet ire
and mayadversely affect theh andling and
br aking charact eristic so fthe vehicle. Please
no te that theT PMS isno tas ubstitutef or
pr oper tirem aint enanc e,and itis thed rive r's
re sponsibili tyto maint aincorrect tirep res‐
su re,e veni fu nder inflation hasnotreac hed
th el eve ltot rigg er illum inati on oftheT PMS
lo wt irep ressur eindicat orlam p. Yo
ur vehicle hasalso been equipped witha
TPMS malfunction indicatortoindic atew hen
th es ystemi snotoper ating proper ly.T he
TPMS malfunct ionindicat oriscombin edwith
th el ow tirep ressur eindicat orlam p.When
th es ystemd etects amalfuncti on,thei ndica‐
to rlamp willflash fora pproxima tely am inut e
and then remain continuously illumina ted.
This sequence willcontinue upon subseq uent
ve hicle star t-ups aslon gasthe malfunction
ex ists.
When them alfunct ionindicat orisillumina‐
te d, thes ystemm aynotb ea ble todetect or
sig nal lowt irep ress urea sintende d.TPM S
mal functi onsmayoccu rfor av ariety of rea‐
son s,inc ludin gthe installation ofinc om pati‐
ble replacemen toralter nat etires orwheels
on thev ehicle that prev ent theT PMS from
func tioningproper ly.
Alw aysc hec kthe TPMS malfunction warning
lam pafter replacing oneormor etires or
wheels onyour vehicle toensur ethat the
re placemen toralter nat etires and wheels Wheels
andtires 45
1

allo
wthe TPMS tocontinu etof unction prop‐
er ly. The
system checks thet irep ressur eand thet ire
te mp eratur eofthe tires installed onthev ehicle
by means ofat irep ressu resensor .
Ne wt irep ressur esensor s,e.g. inwint ertires,
ar ea utomaticall ytaught -indur ing thef irst jou r‐
ne yt heya reused.
The tirep ressur eand thet iret em per atur e
appear inthem ultifunc tiondispla y
(/ page452).
If th er ei sas ubstantia lpress urel osso rift he
tir et em per atur eise xcessiv e,youw illbe warned
in thef ollo wing ways:
R Viad ispla ymessag es(/ page535)
R Viat he 0077 warning lam pint he instrument
clus ter( /pag e554)
The tirep ressu remonit oring system isonl yan
aid. Itis thed rive r's responsibili tyto setthe tire
pr essur etot he recomme ndedcoldtirep ress ure
su itab lefort he oper ating situation. Setthe tire
pr essur efor cold tires using atirep ressu re ga
ug e. No tethat thec orrect tirep ress uref or the
cur rent operati ng situa tionm ustfirst be taught -
in to thet irep ressur emonit oring system.
In mos tcases, thet irep ressur emonit oring sys‐
te mw illa utom atical lyupd atet he newr efer enc e
va lues afte ry ou have chang edthet irep ressur e.
Yo uc an,h ow ever,a lso updat ethe refere nce val‐
ues byrestar tin gt he tirep ressur emonit oring
sy stem manuall y(/ pag e453).
Sy stem limit s
The system maybeimp aired orma ynotfunc tion
in thef ollo wing situations:
R The tirep ressur ehasbeen setinc orrectl y
R The reisas udden pressur eloss caused, for
ex am ple, byaforeign object penetratin gthe
tir e
R Ther eisam alfu nctio ncausedb yanother
ra dio signal source
Be suretoa lso paya ttent ion tothef ollo wing
re lat ed topic:
R Noteso ntirep ressur e(/pag e448) Che
ckingt he tirep ressur ewitht he tirep res‐
sur em onitoring system
Re quirement s:
R The ignit ionisswitc hedon.
On- boar dcom put er:
4 Service 5
Tires
One ofthef ollo wing displa ysappear s:
R Cur rent tirep ress ureo feachw heel: R
Tire pres sure willbedisplayed afterdriv inga
few minutes
R Tire Pres sure MonitorA ctive:t heteac h-in
pr oce ssofthes ystemi snotyetc omple te. 452
Wheels andtires

The
tirep ressur esarea lready being moni‐
to re d. #
Com parethe tirep ressur ewitht he recom‐
mend edtirep ress uref or thec urrent operat‐
ing cond ition (/ page 449). Observet he
no teso ntiret em per atur e(/pag e448).
% The values displa yedi nt he multifunction dis‐
pla ym aydeviat efromt hose ofthet irep res‐
sur egaug eastheyr efer tosea leve l.At high
altitudes, thet irep ressur evalues indicated
by ap ressur egaug earehigh erthan those
sho wnbytheo n-boar dcom put er.Int his
case, donotreduce thet irep ressur e.
Mak esuret oo bser vethef ollo wing further rela‐
te ds ubjec t:
R Noteso ntirep ressur e(/pag e448)
Re star ting thet irep ressur emonitoring sys‐
te m
Re quirement s:
R The recomme ndedtirep ress urei sc orrectl y
se tfor ther espectiv eoper ating condition on
eac hofthe four wheel s(/ pag e448). Re
star tt he tirep ressur emonit oring system in
th ef ollo wing situations:
R The tirep ressur ehaschang ed.
R The wheels ortires have been chang edor
ne wlyi ns talled.
On- boar dcom put er:
4 Service 5
Tires #
Swipe down wardso nTouc hControl on the
lef t-hand sideofthes teer ing wheel.
The Use Current Pressures asNew Refer-
ence Values? messageiss hown inthem ulti‐
func tion displa y. #
Press 0076 toconf irmt herestar t.
The Run FlatIndicat orRest arted mes sageis
sho wninthem ultifunc tiondispla y.
Cur rent wa rning mess ages ared eleteda nd
th e0077 yello ww arning lampgoes out.
Af tery ou have driven foraf ewmin utes, the
sy stem checks whe ther thec urrent tirep res‐
su resa rewit hin thes pecif iedrang e. The cur‐
re nt tirep ress ures aret hen accep teda sref‐
er ence values andmon itor ed. Mak
esuret oo bser vethef ollo wing further rela‐
te ds ubjec t:
R Noteso ntirep ressur e(/pag e448) Whe
elsand tires 453

Ra
dio -equipme ntappr oval of thet irep res‐
sur em onitoring system
Ra dio equipme ntappr oval number s Co
untr yR adiotype approval number
Ca nada IC:2546A -GG4T
IC: 2546A -DG6W2D4
IC: 2546A -MC34MA4
Le présent appareil estc onf orme
au xC NR d'Indu strieC anada
applicables auxappar eilsradio
exe mptsde licence .L'expl oita ‐
tio ne stautorisée aux deux con‐
ditions suivantes:
(1) l'appa reilne doit pasproduir e
de brouillag e,et
(2) l'utilisat eurdel'appar eildoit
accep tert out brouil lageradioé‐
lectr ique subi, même sile
br ouill agee stsuscep tibled'en
com prome ttre lefonctio nneme nt. Co
untr yR adiotype approval number
US AF CCID:M RXGG4 T
FCC ID:M RXD G6W2 D4
FCC ID:M RXM C34MA4
This devic ec om pliesw ithP art1 5
of theF CC Rules. Opera tionis
subje ctto thef ollo wing twoc on‐
dition s:
(1) This device maynotcause
har mful interfere nce, and
(2) Thisd evice mustacc epta ny
int erfere nce recei ved, includin g
int erfere nce that ma ycaus e
unde sired oper ation. Load
ingthev ehic le No
teso nT irea nd Loading Information plac‐
ar d &
WARNIN GRisk ofacci dent from overloa‐
ded tires
Ov erloaded tires ma yoverheat and burstas a
con sequenc e.Ov erloaded tires can also
im pair thes teer ing and handling charact eris‐
tic sa nd lead tobrak ef ailur e. #
Obser vethel oad-bear ingcapacity of
th et ires. #
The load-bear ingcapacity mustbea t
leas thalf theg ross axle weight rating of
th ev ehicle. #
Nevero verload thet ires by exc eeding
th em aximum load. The
Tire and Loadi ngInfo rm atio nplacar diso n
th eB -pillar onthed rive r's side ofthev ehicle. 45
4
Wheels andtires

1
Tire and Loadi ngInfo rm atio nplacar d %
The datashown inthei llus tration isexam ple
dat a.
The Tire and Loadi ngInfo rm atio nplacar dshows :
R Maximum numberofseats 2accor dingto
th em aximum numberofpeople permitt edto
tr ave lint he vehicle.
R Maximum permissible load3com prises the
gr os sw eight ofall vehicle occupants, load
and luggage. R
Recomme ndedtirep ress ures 1 forc old
tir es. The recomme ndedtirep ress ures are
va lid fort he maximum permissible loadand
up tothem aximum permissible vehicle
speed.
Please alsonote:
R Information onper missib lewe ight sand loads
on thev ehicle identification plate
(/ page480).
R Information ontirep ressur eint he tirep res‐
sur etable (/page449) .
Fu rther relat ed subje cts:
R Determ inin gthe maximum permissible load
(/ page455)
R Noteso ntirep ressur e(/pag e448). Ste
psforD eter mi ning Correct Load Limit The
follo wing steps have been developed as
re qu ired ofall manuf acturersu nder Title 49,
Co de ofU.S. Feder alRe gulations, Part57 5, pur‐
sua nttothe" Na tional Traf fica nd Mo torV ehicle
Saf etyA ctof 1966". Whee
lsand tires 455

#
(1): Locatet he stat emen t"The com bined
we ight ofocc upant sand car goshould never
exc eed XXX kgorXXX lbs." onyour vehicle's
placar d. #
(2): Determ ine thec ombin edweight ofthe
dr iver and passeng erst hat will beriding in
yo ur vehicle. #
(3): Subtr actthec ombin edweight ofthe
dr iver and passeng ersf romX XXkgor
XXX lbs. #
(4): The resulting figur eequals thea vailable
amoun tofcargo and luggagel oad capac ity.
Fo re xamp le,ifth e" XXX" amount equals
14 00 lbs. and ther ew illbe five 150lbp as‐
seng ersi ny our vehicle, thea mount ofavaila‐
ble cargoand luggagel oad capac ityis
65 0lbs. (140 0-7 50(5x1 50) =650lbs.) #
(5):De term ine thec ombin edweight oflug‐
ga ge and cargobein gloaded onthev ehicle.
The weight maynotsaf elye xceed thea vaila‐
ble cargoand luggagel oad capac itycalc ula‐
te di nS tep4 . #
(6): Ifyo ur vehicle willbetowing atrailer ,
load from your trailer willbetrans ferred to yo
ur vehicle. Consult this manual todeter‐
mine howt his reduces thea vailable cargo
and luggagel oad capac ityofyour vehicle.
% Notallve hicles arep ermitt edtotowa
trailer .Tow ing atrailer isonl ypermit tedi fa
tra iler -hit chisins talled. Please consult an
aut hor ized Mercedes -Benz dealer ifyo uh ave
an yq ues tion sabout towing atrailer with
yo ur vehicle.
Ev en ifyo uh avec alcul ated thet otal load care‐
full y,yo us hould still mak esuret hat them axi‐
mum permissible gross weight andthem axi‐
mum gross axle weight rating ofyour vehicle are
no te xceeded. Details can befound onthev ehi‐
cle identif ication plate. #
Have your loaded vehicle –including driver ,
occupants andload –weighed onavehicle
we ighbr idge.
The measur edvalues maynotexc eed the
maximu mpermissi blevalues stat ed on the
ve hicle identif ication plate. Fu
rther relat ed subje cts:
R Calculation exam ple ford eter minin gthe max‐
imum load(/page456)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page454)
R Tire pressur etable (/page449)
R Vehicle identif ication plate Calculation
exam ple ford eter mi ning the
ma ximum load The
follo wing table showsexam ples ofhowt o
cal cul atet otal and load capac ities wit hvarying
seatin gconfigur ations anddiffere nt num bers
and sizes ofocc upant s.The follo wing exam ples
use amaximum loadof1500 lbs (680 kg).This
is fori llus tratio npurpos esonly.Mak esure
yo ua reusin gthe actual loadlimit fory our vehi‐
cle stat ed on your vehicle's Tire and Loadi ng
In fo rm atio nplacar d(/pag e454).
The high erthew eight ofall theo ccupant s,the
smaller them aximum loadforl ug gage . 456
Wheels andtires

Ste
p1 Ex
am ple 1E xamp le2
Combine dmaxim umweight ofocc upant sand
load (datafromt heTire and Loadi ngInfo rm atio n
placar d) 15
00 lbs (680 kg)1 500lbs(680 kg) Ste
p2 Ex
am ple 1E xamp le2
Nu mb erofpeople inthev ehicle (driver and
occupants) 51
Dis trib uti on oftheo ccupant sF ront:2
Re ar:3 Fr
ont :1
We ight ofocc upant sO ccupant1:150lbs (68 kg)
Occupant 2:180lbs (82 kg)
Occupant 3:160lbs (73k g)
Occupant 4:140lbs (63 kg)
Occupant 5:120lbs (54k g) Occupant
1:200 lbs(91k g)
To talw eight ofall occupant s7 50lbs (340 kg)2 00lbs (91k g) Wheels
andtires 45
7

Ste
p3 Ex
am ple 1E xamp le2
Pe rm issible load(maxim umgros sv ehicle weight
ra ting from theT irea nd Loadi ngInfo rm atio n
placar dminus theg ross we ight ofall occ upant s)15
00 lbs (680 kg)00F8 75 0lbs (340 kg)=7 50lbs
(340 kg) 15
00 lbs (680 kg)00F8 200 lbs(91k g)=1 300 lbs
(589 kg) 458
Wheels andtires