2018 MERCEDES-BENZ E-CLASS SEDAN Owner's Manual

Onlyuse tires, wheels or accessories tested
and appr ovedbyM ercedes-Benz.
*NO
TERisk todriving saf etyf romr etre a‐
de dt ires
Retreade dtires ar eneith er tested nor recom‐
mended byMercedes-Benz, since pr evious
damag ecanno talway sbed etected on
re treade dtires.
Fo rthis reason drivin gsafet yc anno tbeg uar‐
anteed.
#Do no tuse used ti resify ou ha veno
informatio nabout their pr evious usage.
* NO
TEPossible damag etowheels or tires
when drivin govero bstacles
Larg ewheelsh avealow er tir esection wid th.
The lo werthe tir esection width, theg reater
is ther isk of dama getowheels or tires when
drivingo vero bstacles.
#Av oid obs tacle sord rive part icular ly
carefully.
* NO
TEDama getoelectronic component
parts from theu se of tire-mounting tools
Ve hicles with atirep ressur emonitoring
sy stem: Electronic component parts are
located in thew heel. Tire -mounting tools
should no tbeused in thea reaoft hevalve.
This could otherwise damag ethe electronic
component parts.
#Ha ve thet ires changed at aqualified
specialis tworks hop onl y.
*NO
TEDama getosummer tires at low
ambient temp eratures
Using summer tires at very lowa mbientt em‐
peratures can caus ecrack stof orm, thereby
damaging thet ires permanentl y.
#Attemp eratures belo w45°F(7°C) use
M+S tires.
Ac cessor yparts that ar enotappr ovedfor your
ve hicle byMercedes-Benzora renotb eing used
cor rectl yc an impair theo perating saf ety. Befor
epurch asing and using non-appr oved
accessori es, visitaqualified specialis tworks hop
and enquir eabout:
RSuitability
RLegal stipulations
RFa ctor yrecommendations
&
WARNING Risk of accident wi thhigh
per form anc etires
The special tir etread in combinatio nwitht he
optimized tir ecompound means that ther isk
of skidding or hydroplaning on wetroads is
increased.
In addi tion,t he tir egripisg reatl yr educed at
al ow outside temp eratur eand tir erunning
te mp erature.
#Switc hont he ESP®and adap tyour
driving stylea ccordingly.
#Use M+S tir eatoutside temp eratures
of less than 10 °C (50 °F).
Wheels and tires 37
5

Observethef ollowing when selecting, ins talling
and replacing tires:
ROnl yuse tires and wheels of thes ame type
(summer tires, winter tires, MOEx tended
tires) and thes ame make.
ROnl yins tal lw heels of thes ame size on one
axle (lef tand right).
It is onl ypermissible toins tallad iffe re nt
whee lsizeint heeve nt of aflat tir eino rder
to driv etot he specialis tworks hop.
ROnl yins tall tires of thec orrect size ont othe
wheels.
RVe hicles with atirep ressur emonitoring
sy stem: all mounte dwheels mus tbeequip‐
ped wit hfunctioning sensor sfor thet ire
pressur emonitoring sy stem.
RAt temp eratures belo w45°F(7°C), use win‐
te rt ires or all-seaso ntires mar kedM +Sfor
all wheels.
Wi nter tires bearing thei snowflak esym‐
bol in addition totheM +S marking pr ovide
th eb estp ossible grip in wintr yroad condi‐
tions.
RFo rM +S tires, only use tires wit hthe same
tread.
RObser vethem aximum permissible speed for
th eM +S tires ins talled.
If th is is belo wthe vehicle's maximum speed,
th is mus tbeindicated in an appropriat elabel
in thed rive r's field of vision.
RRu ninn ewtires at moderat espeed sfor the
fi rs t60m iles (100km).
RReplace thet ires af ters ixyearsatt he latest,
re ga rdless of wear.
RWhen replacing with tires that do no tfea‐
tu re run-flat charac teristics:vehicles with
MOExtended tires ar enotequipped wit ha
TIREFIT kit at thef actor y.Equi pthe vehicle
wit haT IREFIT kit af terr eplacing wit htires
th at do no tfeatur erun- flat characteristics,
e.g .winter tires.
Fo rm orei nformation on wheels and tires, con‐
ta ct aq ualified specialis tworks hop.
Be sur etoalso observ ethe following fur ther
re lated subjects:
RNo tesont irep ressur e(→page356)
RTire and Loading Info rmatio nplacard
(→pag e361)
RTire size designation, load-beari ng capacity,
speed rating and load ind ex(→pag e369)
RTire pressur etable (→pag e357)
Note sonr otating wheels
&
WARNING Risk of injury thro ugh dif fer‐
ent wheels izes
Inter changing thef ront and rear wheels if the
wheels or tires ha vediffere nt dimensions
ma yseve rely impair thed riving characteris‐
tics.
The wheel brakes or wheel suspension com‐
ponent smayalso be damaged.
#Rotate front and rear wheels only ifth e
wheels and tires ar eofthe same dimen‐
sions.
37 6
Wheels and tires

Thewear patte rnsont he front and rear wheels
dif fer:
RFr ont wheels wear mor eonthe shoulder of
th et ire
RRear wheels wear mor einthe center of the
tire
On vehicles that ha vethes ame size front and
re ar wheels,r otatet he wheels according tothe
inter vals in thet irem anufacturer's warranty
book in your vehicle documents. If this is not
av ailable, rotate thet ires every
3,000 to6,000 miles( 5,000to10,000 km),
dependin gonthewear.E nsuret hat thed irection
of rotatio nism aintained.
It is impe rativ etoo bservethei nstruction sand
saf etyn otes on "Wheel change" when doings o.
Notesons toring wheels
RAf terr emoving wheels, stor et hem in acool,
dr ya nd preferably dar kplace.
RProtect thet ires from conta ct withoil, grease
or fuel.
Overvie wofthe tire-chang etool kit
Apar tfromc ertain countr y-specific variations,
th ev ehicles ar enotequipped wit hatire-change
to ol kit. Form orei nformation on which tire-
ch anging tool kit ar erequired and appr ovedfor
per form ing awheel chang eony ourvehicle, con‐
sult aqualified specialis tworks hop.
Re quired tire-chang etool kit ma yinclude, for
ex ample:
RJack
RWheelc hock
RWheel wrench
RCentering pin
The tire-chang etool kit is located under the
trunk floor.
1Jack
2Glo ves
3Wheel wrench
4Centering pin
5Fo lding wheel chock
6Ra tche tfor jack
Wheels and tires 37
7

Setting upthef olding wheel chock
Prepa ring thev ehicle foraw heelchange
Re quirementsRThe requ ired tire-chang etool kit is available.
If yo ur vehicle is no tequipped wit hthe tire-
ch ang etool kit, consult aqualified specialis t
wo rkshop tofind outa boutsuitable tools.
RThe vehicle is no tonaslope.
RThevehicle is on solid, non-slipper yand le vel
ground .
#Applythee lectric parking brak emanually.
#Movethef ront wheels tothes traight-ahead
position.
#Ve hicles with automatic transmission:
shif tint op osition j.
#Vehicles with AI RBODYC ONT ROL:setthe
normal vehicle le vel(→pag e178).
#Switc hoffthee ngine.
#Mak esuret hat thee ngine cannot bestar ted.
#Place choc ks orother suitable items under
th ef ront and rear of thew heel that is diago‐
nall yopposit ethe wheel youw ish tochange.
#Re mo vetheh ub caps if necessary
(→pag e378).
#Raising thev ehicle (→pag e379).
Removing and in stalling hub caps
Re quirement:RThe vehicle is prepared foraw heelc hange
(→pag e378).
Plas tic hub cap
#Toremo ve:tur nthe center co veroft he hub
cap anti-clockwise and remo vetheh ub cap.
#Toinstall: makesuret hat thec enter co vero f
th eh ub cap is turned anti-clockwise.
#Position theh ub cap and tur nthe center
co verc lockwise until theh ub cap engages
ph ysicall yand audibly.
378
Wheels and tires

Aluminum hubcap
#Toremo ve:positio nsocket2 on hubc ap
1.
% The soc ketc an be found inthet ire-change
to ol kit.
#Po sition wheel spanner 3on soc ket2.
#Using whee lspa nner 3,turnh ub cap 1
counter-clo ckwise and remo veit.
#To install: position hub cap 1and tur nuntil
it is comple tely flush withthe wheel.
#Position soc ket2 on hubc ap1.
#Attach wheel spanner 3tosoc ket2 and
tighten theh ub cap clockwise.
Specified tightening torq ue: 18lb-ft
(25 Nm).
#Ra ise thev ehicle (→pag e379).
Raising thev ehicle when changing awheel
Requirements:RTher eareno persons in thev ehicle.
RThe vehicle has been prepared foraw heel
ch ang e(→pag e378).
RThe hub caps ha vebeen remo ved
(→pag e378).
Impo rtant no tesonu singthej ack:
Ronl yusethev ehicle-specific jac kthat has
been tested and appr ovedbyM ercedes-Benz
to raise thev ehicle.
Rthej ackiso nlyd esigned forr aising and hold‐
ing thev ehicle foras horttime while awheel
is being changed and no tfor maintenance
wo rkunder thev ehicle.
Rthej ackm ustbep laced on afirm, flat and
non-slip sur face. If necessar y,use alarge ,
load-bearing, non-slip underla y.
Rthef ootoft he jac kmustbep ositioned verti‐
call yunder thej acks uppor tpoint.
Rules of conduct when thev ehicle is raised:
RNe verp lace your hands or feet under the
ve hicle.
RDo no tlie under thev ehicle.
RDo no tstar tthe engine and do no trelease
th ee lectric parking brake.
RDo no topen or close an ydoor sort he trunk
lid.
Wheels and tires 37
9

#Usingthew heel wrench, loosen thew heel
bolts on thew heel youw ish tochang eby
about onef ull turn. Do no tunscr ewtheb olts
comple tely.Po sition of jac ksuppor tpoints
&
WARNING Risk of injury from incorrect
positioning of thej ack
If yo udon otpositio nthe jac kcorrectly at
th ea ppropriat ejacking point of thev ehicle,
th ej ackc ould tip wit hthe vehicle raised.
#Onl yposition thej ackatt he appropri‐
at ej acking point of thev ehicle. The
base of thej ackm ustbep ositioned ver‐
tically under thej acking point of the
ve hicle.
* NO
TEVehicle damag efromt he jack
Ifyo udon otpositio nthe jac kcorrectl ya t
th ea ppropriat ejacks uppor tpoint of the
ve hicle, thej ackc ould tip overwitht he vehi‐
cle raised.
#The jac kisdesigned exclusively for
jacking up thev ehicle at thej acks up‐
por tpoints.
#Take ther atche tring sp anner outoft he tire-
ch ang etool kit and place it on theh exagon
nut of thej acksot hatthel ette ring "AUF" is
visible.
380 Wheels and tires

#Position jack 2at jac ksuppor tpoint 1.
#Turn ratche tring sp anner 3clockwise until
jack 2sitsc omple tely on ja cksuppor tpoint
1 and theb ase of thej ackl ies evenlyo n
th eg round.
#Continue totur nratche tring sp anner 3
unti lthe tir eisraised amaximum of 1.2i n
(3 cm) of fthe ground.
#Loosen and remo vethew heel (→pag e381).
Re moving awheel
Requirement:RThe vehicle is raised (→pag e379).
When changing awheel, avoid applying an yforce
to theb rake discs, since this could impair the
le ve lofc omfort when braking.
* NO
TEDama getothre adingf romd irto n
wheel bolts
#Do no tplace wheel boltsins andoron
ad irty sur face.
#Un scr ew theu ppermos twheel bolt com‐
ple tely.
#Scr ew centering pin 1instead of thew heel
bolt int othe thre ading.
#Un scr ew ther emaining wheel bolt sfully.
#Re mo vethew heel.
#Installth en ew wheel (→pag e381).
Installing anew wheel
Requirement:RThe wheel is remo ved(→pag e381).
Wheels and tires 381

&WARNING Risk of accident from losing a
wheel
Oiled, greased or damaged wheel bolt/wheel
nut thre ads or wheel hub/wheel mounting
bolt thre ads can caus ethe wheel bolts/
wheel nuts tocome loose.
As aresult, youc ouldlose awheel while dr iv‐
ing.
#Ne vero il or grease thet hreads.
#Inthee vent of damag etothethre ads,
con tact aq ualified specialis tworks hop
immediatel y.
#Have thed amaged wheel bolts or dam‐
aged hub thre ads replaced.
#Do no tcontinue driving.
#Obser vethei nformation on thec hoice of
tires (→pag e374).
Fo rtires wit haspecified direction of rotation, an
ar row onthes ide wall of thet irei ndicates the
cor rect dire ction of rotation. Observ ethe direc‐
tion of rotatio nw heninstalling.
#Slide thew heel tobe mounted ont othe cen‐
te ring pi nand push it on.
&
WARNING Risk of injury from tightening
wheelb olts and nuts
If yo ut ighten thew heel bolts or wheel nuts
when thev ehicle is raised, thej ackc ould tip.
#Onl ytighten wheel bolts or wheel nuts
when thev ehicle is on theg round.
#Fo rs afet yr easons, onl yuse wheel bolts
whic hhaveb een appr ovedbyM ercedes-
Benz and fort he wheel in question.
* NO
TEDama getopaintwor kofthe wheel
ri mw hen scr ewing on thef irst whee lbolt
If th ew heel has toom uchp layw hen scr ew‐
ing in thef irst whee lbolt, th ew heel rimp aint
can be dama ged.
#Press thew heel firm lyagains tthe
whee lhub when scr ewing on thef irst
wheel bolt.
#Ti ghten thew heel bolts until they aref inger-
tight.
#Un scr ew thec entering pin.
#Tighten thel astw heel bolt until it is finger-
tight.
#Lo we rthe vehicle (→pag e382).
Loweri ngthev ehicle af teraw heelchange
Re quirements:RThe ne wwheel has been ins talled
(→pag e381).
#Place ther atche tring sp anner ont othe he xa‐
gon nut of thej acksot hatthel ette ring "AB"
is visible.
#To lowe rthe vehicle: turnthe ratche tring
sp an ner of thej acka nti-clockwise.
382
Wheels and tires