service indicator MERCEDES-BENZ E CLASS 2022 Owners Manual

Yo
ur vehicle hasalso been equipp edwith a
TP MS malf unct ionindicat ortoindicat ewhen
th esy stem isno toper ating proper ly.The
TPMS malfunction indicatoris combined with
th elow tirepr essur ete lltale. When thesy stem
de tects amalfu nction, thete lltale will 0ashfo r
appr oximat elyone minut eand then remain
contin uouslyillumin ated. This sequence will
contin ueupon subseq uentvehicle star t-ups as
lon gas themalfunction exists.
When themalfunction indicatorisilluminat ed,
th esy stem mayno tbe able todetect or sign al
lo w tirepr essur eas intende d.TPMS malfu nc-
tion sma yoccur fora va riet yof reasons,
incl udin gth einst allation ofreplacement or
alt ernat etir es orwheels ontheve hicle that
pr eve nttheTPMS from function ingproper ly. The
system checks thetir epr essur eand thetir e
te mp eratur eof thetir es inst alled ontheve hicle by
means ofatir epr essur esensor .
The tirepr essur eand thetir ete mp eratur eappear
in theon-boar dcom puter(/ page314). If
th er eis asubst antial pressur eloss orifth etir e
te mp eratur eis excessiv e,youwill bewarned with
displa ymessag es(/ page398) orthe0077
wa rning lampin theinst rument cluster
(/ page420).
The tirepr essur emonit oring system isonl yan aid.
It is thedr iver's responsi bilityto setth etir epr es-
sur eto there commen dedcold tirepr essur esuit a-
ble forth eoper ating situation.
In most cases ,th etir epr essur emonit oring sys-
te m will automaticall yupdat eth ene wrefere nce
va lues aTer youha ve chang edthetir epr essur e.
Yo ucan, howev er,also updat eth ere fere nce val-
ues byrestar ting thetir epr essur emonit oring sys-
te m manuall y(/ page315).
Sy st Sy
stem limits em
limits
The system maybe impair edorma yno tfun ction
par ticular lyin thefo llo wing situations:
R Incor rect refere nce values weretaught in
R Sudden pressur eloss caused byafo re ign
object penetrating thetir e, forex am ple
R Ther eis amalf unct ioncaused byano ther
ra dio signal source Chec Chec
kingt king
the tir he
tirepr e
pr essur essur
ewit e
wit ht h
the tir he
tirepr e
pr essur e essur
e
monit monit
or or
ing syst ing
system em
R R
eq equir uir
ements: ements:
R The vehicle isswitc hedon.
On- boar dcom puter:
4 Service5
Tires
One ofthefo llo wing displa ysappear s:
R Current tirepr ess ureand tirete mp eratur eof
th eindividual wheels: R
Tire pressure willbe displ ayedafter driving a
few minutes 314314
Wheels
andtires

The
tirepr ess urelos swa rning system isonl yan
aid. Itis thedr iver's responsi bilityto setth etir e
pr essur eto there commen dedcold tirepr essur e
suit able forth eoper ating situation andtocheck
it.
Be sureto also obser vethefo llo wing further rela-
te dsubjects:
R Noteson tirepr essur e(/ page310)
R Displ aymessag esabout thetir es
(/ page398)
R R
est est
ar ar
ting t ting
the tir he
tirepr e
pr essur essur
eloss w e
loss war ar
ning syst ning
system em
R R
eq eq
uir uir
ements: ements:
R The recommen dedtirepr essur eis cor rectl y
se tfo rth ere specti veoper ating status onall
wheels.
Re star tth etir epr essur eloss warning system in
th efo llo wing situations:
R The tirepr essur ehas chang ed.
R The wheels ortires have been chang edor
ne wly installed. On-boar
dcom puter:
4 Service 5
Tires #
Swipe down wardson theTo uc hContr olon the
leT-h andside ofthesteer ing wheel.
The Tire Pressure ControlSystem Active
Restart messageis sho wninthedispla y. #
Tobegin restar t,pr es sth eTo uc hContr olon
th eleT-h andside ofthesteer ing wheel.
The Tire Pressure NowOK?messag eis sho wn
in thedispla y. #
Sele ctYes . #
Tocon/r mrestar t,pr es sth eTo uc hContr olon
th eleT-h andside ofthesteer ing wheel.
The Run FlatIndicator Restarted messageis
sho wninthedispla y.
ATe ryo uha ve driven fora few minut es,the
tir epr ess ureloss warning system monit ors
th ese ttir epr essur esofall thetir es.
Be sureto also payatt ent ion tothefo llo wing rela-
te dto pic:
R Noteson tirepr essur e(/ page310) Loadi
ngt Loadi
ngthe v he
vehicle ehicle
NNo o
t t
es on T es
on Tir ir
e and Loadi ngInf e
and Loadi ngInfor or
matio nplacar d matio
nplacar d &
W W
AR NIN G AR
NIN GRisk ofacciden tfr om overloa-
ded tires
Ov erloaded tires ma yove rheat and burstas a
conseq uence. Overloaded tires can also
im pair thesteer ing and handling charact eris-
tics and lead tobrak efa ilur e. #
Obser vetheload rating ofthetir es. #
The load rating must beatleast halfth e
per missible axleload oftheve hicle. #
Neverov erload thetir es by exceedin g
th emaximum load. The
Tire and Loadi ngInformatio nplacar dis on the
B-pi llaron thedr iver's side oftheve hicle. 316316
Wheel
sand tires