wheel bolts MERCEDES-BENZ S-CLASS 2020 Owner's Manual

No
teso nc areo fvehic lepar ts &
WARNIN GRisk ofentr apment ifth e
winds hieldwiper sareswit ched on while
th ew indshield isbeing cleaned
If th ew indshield wipersaresetinm otion
while youa recle anin gthe windshield or
wiper blades, youc an be trapped bythe
wiper arm. #
Alw ayss witc hoffthew indshield wipers
and thei gnition beforec leanin gthe
wind shield orwipe rblades. &
WARNIN GRisk ofburnsf romt hetail‐
pipe andtailpipe trims
The exhaus ttailpipe andtailpipe trims can
becom everyh ot.Ify ou come intoc ontact wit
hthese partsof thev ehicle, youc ould
bur nyour self. #
Alw aysb ep articular lycareful arou nd
th et ailpipe andthet ailpipe trims and
super visechildr enespec iallycloselyi n
th is area. #
Allo wvehicle partsto cool down before
to uc hin gthem. Obser
vethef ollo wing informa tion: No
teso nc leaning andcareA voiding vehicl edamag e
Wheel s/rims
Usewatera nd acid -free whee lclea ner s. R
Donotu se acid icwhee lclea ner stor emo vebrak ed ust.
This could damag ewheel bolts andbrak ec om ponen ts.
R Toavoid corrosion oftheb rake discs andbrak epads, drive
th ev ehicle foraf ewmin utes afte rc lea ning beforep arking
it. The brak ed iscs andbrak epa dswarm upand dryo ut.
Wi ndo ws
Cleanwindowsinside andoutside withad ampcloth and with
ac leanin gagent recomme ndedforM ercedes-Benz. Do
notu se dryc loth so rabrasiv eorsolve nt-ba sedcleani ng
ag ents tocle an thei nside ofwindo ws.
Wi per blades
Foldout thew iper blades andclean them using adam pcloth .D onotclean thew iper blades tooo ften. Maint
enance andc are 42
1

R
The foot ofthej ackm ustb ep osition edverti‐
call yunder thej acks uppor tpoint . Ru
les ofcon duct when thev ehicle israised:
R Neverp lace your han dsorfeet und erthe
ve hicle.
R Neverlie under thev ehicle.
R Donots tart thee ngine anddonotrelease
th ee lectr icpar king brak e.
R Donoto pen orclose anyd oor sorthe trunk
lid. #
Using thel ug wrenc h,loosen thew heel bolts
on thew heel youw ish tochang ebyabout
on ef ull turn.Do notu nscrew theb olts com‐
ple tely. Po
sition ofjac ksuppor tpoints &
WARNIN GRisk ofinju ryfrom incor rect
pos itioning ofthej ack
If yo ud on otposi tiont he jackc orrectly at
th ea ppr opr iatejacking point ofthev ehicle,
th ej ackc ould tipwiththe vehicle raised. #
Onlyposit ion thej acka tthe appr opri‐
at ej acking point ofthev ehicle. The
base ofthej ackm ustb ep osition ed
ve rticall yunder thej acking point ofthe
ve hicle. Wheels
andtires 47
3

*
NO
TEVehicle damag efromt hejack If
yo ud on otposi tiont he jackc orrectl ya t
th ea ppr opr iatejacks uppor tpoint ofthe
ve hicle, thej ackc ould tipove rwitht he vehi‐
cle raised. #
The jackisd esign edexclu sively for
jac king upthev ehicle atthej acks up‐
por tpoint s. #
Take ther atc hetw renc houtofthet ire-
ch ang etool kitand place iton theh exagon
nut ofthej acks othat thel ette rs "AUF" are
visible. #
Position jack2 atjac ksuppor tpoint 1. #
Turn ratche tw renc h3 clockwise untiljac k
2 sitsc om pletely on jacksuppor tpoint 1
and theb ase ofthej ackl ies evenlyo nthe
gr ound. #
Continue totur nratc hetw renc h3 unti lthe
tir ei sr aised amaxim umof1.2i n( 3c m) off
th eg round. #
Loosen andremo vethew heel (/page474). Re
mo ving aw heel Re
quirement s:
R The vehicle israised (/page472).
Mer cedes- AMG vehicl es:obse rvet he notesi n
th eS upplement .Other wise, youm ayfailto rec‐
ogni zedangers.
Whe nchanging awheel, avoid applying anyforce
to theb rake discs, sincethis could impair the
le ve lo fc om fort when brakin g.
* NO
TEDama getothre adin gfromd irto n
wheel bolts #
Donotp lace wheel boltsins ando ron
ad irty sur face. #
Unscr ew theu pper mostwheel boltcom‐
ple tely. 47
4
Wheels andtires

#
Screw align mentbolt 1 intot he thre ad
ins tead ofthew heel bolt. #
Unscr ew ther emain ingwheel boltscom‐
ple tely. #
Remo vethew heel. #
Installth en ew wheel (/page475). Mo
untin gan ewwheel Re
quirement s:
R The wheel isremo ved( / pag e474). Mer
cedes- AMG vehicl es:obse rvet he notesi n
th eS upplement .Other wise, youm aynotrecog ‐
niz ed angers. &
WARNIN GRisk ofacci dent from losing a
whe el
Oil ed, grea sed ordamag edwhe elbol t/whe el
nut thre ads orwheel hub/wheel mounting
bolt thre ads can caus ethe wheel bolts/
wheel nutstocome loose.
As aresult, youc ouldlose awheel while driv‐
ing . #
Nevero ilor grease thet hreads . #
Inthee vent ofdama getothet hreads ,
cont actaqualif iedspec ialistworks hop
immediat ely. #
Have thed amag edwheel boltsordam‐
ag ed hub thre ads replaced. #
Donotc ontin ue driving. #
Obser vethei nfor mation onthec hoice of
tir es (/ page467). Fo
rtires wit has pecif ieddirection ofrotatio n,an
ar ro wo nthe side wallof thet irei ndicat esthe
cor rect dire ction ofrotatio n.Ob servet he direc‐
tion ofrotatio nw heninstalling. #
Slide thew heel tobe mount edont othe
alig nmen tbolt and push iton . &
WARNIN GRisk ofinju ryfrom tight ening
whee lbolts and nuts
If yo ut ight en thew heel bolts orwheel nuts
when thev ehicle israised, thej ackc ould tip. #
Onlytight enwheel boltsorwheel nuts
when thev ehicle ison theg round. #
Besuretoo bser vethei nstruction sand
saf etyn otes on "Changing awheel"
(/ page467). #
Fors afet yr easons, onlyusewheel bolts
whic hhaveb een appr ovedbyM ercedes-
Benz andfort he wheel inqu estion . Wheels
andtires 47
5

*
NO
TEDama getopaintw orko fthe wheel
ri mw hen screwing onthef irst wh eelb olt If
th ew heel hastoom uchp layw hen screw‐
ing inthef irst wh eelb olt, th ew heel rimp aint
can bedama ged. #
Press thew heel firm lyag ains tthe
whee lhub when screwing onthef irst
wheel bolt. #
Tight enthew heel bolts evenlyi nad iago nal
pa tter ni nt he order indicat eduntil they are
fi ng er-tig ht. #
Unscr ew thea lignment bolt. #
Tight enthel astw heel boltuntil itis fing er-
tig ht. #
Lowe rthe vehicle (/page476). Lo
we ring thev ehic leafte raw heelch ang e Re
quirement s:
R The neww heel hasbeen installed
(/ page475). #
Plac et he ratche to ntot he hexagon nutofthe
jac ksothat thel ette rs "AB" arev isible. #
Tolowe rthe vehicl e:tur nthe ratche to fthe
jac kc ounter-clo ckwise. #
Tight enthew heel bolts evenlyi nad iago nal
pa tter ni nt he order indicat ed1 to5 with
am aximum of59 lb-ft(80 Nm). #
Tight enthew heel bolts evenlyi nad iago nal
pa tter ni nt he order indicat ed1 to5 to
th es pecif iedtight ening torq ue of111 lb-ft
(1 50 Nm). &
WARNIN GRisk ofinju rythro ugh incor‐
re ct tigh tening torq ue
Th ew heelsc ouldcome looseifth ew heel
bolts orwheel nutsaren ottight ened tothe
pr escr ibed tighteningtorq ue. #
Mak esuret he wheel boltsorwheel
nuts aret ight ened tothep rescr ibed
tight ening torq ue. #
Ifyo ua renots ure, do notm ovet he
ve hicle. Consult aqualif iedspec ialist
wo rkshop andhave thet ight ening tor‐
qu ec hec kedi mmediat ely. #
Chec kthe tirep ressur eofthe newlym oun‐
te dw heel andadjus taccor dingly. #
Vehicl eswith atirep ress urem onit oring
sy stem: Restar tt he tirep ressur emonit oring
sy stem (/ page453).
Ex cep tion: then ew wheel isan emer gency
spa rewheel.
Mak esuret oo bser vethef ollo wing further rela‐
te ds ubjec t:
R Noteso ntirep ressur e(/pag e448) 47
6
Wheels andtires