wheel bolts MERCEDES-BENZ S-CLASS SALOON 2022 Owners Manual

%
Have workor repairs todecorative foils car-
ri ed out at a quali/ed specialist workshop,
e.g. in a Mercedes-Benz Se rvice Centre. N
No
ot
tes on car
es on car e of car par
e of car par ts
ts &
W
WARNING
ARNING Risk of entrapment if the wind-
screen wipers are switched on while the
windscreen is being cleaned
If th e windscreen wipers are set in motion
while you are cleaning the windscreen or
wiper blades, you can be trapped bythe wiper
arm. #
Always switch o. the windscreen wipers
and theve hicle before cleaning the wind-
screen or wiper blades. &
W
WARNING
ARNING Risk of burns from theta ilpipe
and tailpipe trims
The exhaust tailpipe and tailpipe trims can
become very hot. If you come into contact
with these parts of theve hicle, you could burn
yo urself. #
Always be particular lycareful around the
ta ilpipe and theta ilpipe trims and super-
vise children especially closely in this
area. #
Allow vehicle parts tocool down before
to uching them. To
avo id damage totheve hicle, obser vethe no tes
on cleaning and care of thefo llowing vehicle
parts:
Wheels and r Wheels and r ims
ims
R Use water and acid-free alloy wheel cleaners.
R Do not use acidic alloy wheel cleaners to
re mo vebrake dust. This could damage wheel
bolts and brake components.
R Toavo id cor rosion of the brake disks and
brakepads, drive theve hicle for a few minu tes
aTer cleaning before parking it. The brake
disks and brakepads warm up and dry out.
W W indo ws
indo ws
R Clean the windo wsinside and outside with a
damp clo thand with a cleaning agent recom-
mended for Mercedes-Benz. R
Do not use dry clo ths or abrasive or sol vent-
based cleaning agents toclean the inside of
windo ws.
% ATer changing the wiper blades or treating
th eve hicle with wax, clean the windscreen
th oroughly with cleaning agents recommen-
ded for Mercedes-Benz. Failure toobser vethe
application instructions may result in damage,
smear mar ksor dazzling spots.
% Remo veextern al fogging or dirt on the wind-
screen in front of the multifunction camera.
Otherwise, driving systems and driving saf ety
systems may be impaired or not available
(/ page 228).
W
W iper blades
iper blades
R Movethe wiper arms into there placement
position (/ page 175).
R With th e wiper arms folded out, clean the
wiper blades with a damp clo th.
% Make sure that the wiper blades are coated.
The coating can lea veresidues on a clo th. Do
not rubth e wiper blades excessively or clean
th em too oTen. 372
372
Maintenance and care

Ru
les of conduct when theve hicle is raised:
R Never place your hands and/or feet under the
ve hicle.
R Never lie under theve hicle. R
Do not start the engine and do not release the
electric parking brake.
R Do not open or close any doors or the boot
lid. #
Using the wheel wrench, loosen the wheel
bolts on the wheel you wish tochange by
about one full turn. Do not unscr ewthe bolts
comple tely. Po
sition of jack support points &
W
WARNING
ARNING Risk of injury from inco rrect
positioning of the jack
If yo u do not position the jack cor rectly at the
appropriate jacking point of theve hicle, the
jack could tip wi th theve hicle raised. #
Only position the jack at the appropriate
jacking point of theve hicle. The base of
th e jack must be positioned vertically
under the jacking point of theve hicle. 408
408
Wheels and tyres

*
N
NO
OTE
TE Vehicle damage from the jack If
yo u do not position the jack cor rectly at the
appropriate jack support point of theve hicle,
th e jack could tip over with theve hicle raised. #
The jack is designed exclusively for jac k-
ing up theve hicle at the jack support
points. #
Take thera tchet ring spanner out of the tyre-
ch ange tool kit and place it on the he xagon
nut of the jack so that the letters "AUF" are
visible. #
Position support 2of jack 4on jack sup-
port point 1. #
Turn ratchet ring spanner 3clockwise until
jack support 2sits comple tely on jack sup-
port point 1and the base of the jack lies
ev enly on thegr ound. #
Continue toturn ratchet ring spanner 3until
th e tyre is raised a maximum of 3 cm o. the
gr ound. #
Loosen and remo vethe wheel (/ page 409). R
R
emo
emo ving a wheel
ving a wheel R
R
eq
eq uir
uir ements:
ements:
R The vehicle is raised.
When changing a wheel, avoid applying any force
to the brake discs, as this could impair the le vel of
comfort when braking.
* NO
NOTE
TEDamage tothre ading from dirt on
wheel bolts #
Do not place wheel bolts in sand or on a
dirty sur face. #
Unscr ewthe uppermost wheel bolt com-
ple tely. Wheels and tyres
409 409

#
Screw cent ring pin 1into theth re ad ins tead
of the wheel bolt. #
Unscr ewthere maining wheel bolts com-
ple tely. #
Remo vethe wheel. F
F
itting a ne
itting a ne w wheel
w wheel R
R
eq
eq uir
uir ements:
ements:
R The wheel tobe changed is remo ved and the
cent ring pin is scre wed in (/ page 409). &
W
WARNING
ARNING Risk of accident from losing a
wheel
Oiled or greased wheel bolts can cause the
wheel bolts tocome loose, as too can dam-
aged wheel bolts or wheel hub thre ads. #
Never oil or grease theth re ads. #
Intheev ent of damage totheth re ads,
contact a quali/ed specialist workshop
immediatel y. #
Have the damaged wheel bolts or dam-
aged hub thre ads replaced. #
Do not continue driving. #
Obser vethe information on thech oice of tyres
(/ page 402).
Fo r tyres with a speci/ed direction of rotation, an
ar ro w on the side wall of the tyre indicates the
cor rect direction of rotation. Obser vethe direc-
tion of rotation when /tting. #
Slide the wheel tobe mounted onto the cen-
tring pin and push it on. &
W
WARNING
ARNING Risk of injury from tightening
wheel bolts and nuts
If yo u tighten the wheel bolts or wheel nuts
when theve hicle is raised, the jack could tip. #
Only tighten wheel bolts or wheel nuts
when theve hicle is on thegr ound. #
Be sure toobser vethe inst ructions and saf ety
no tes on "Changing a wheel" (/ page 402). #
For saf etyre asons, only use wheel bolts which
ha ve been appr oved byMercedes-Benz and
fo rth e wheel in question. #
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated until they are
/nger-tight. #
Unscr ewand remo vethe centring pin. #
Tighten the last wheel bolt until it is /nge r-
tight. #
Lowe rth eve hicle (/ page 411). 410 410
Wheels and tyres

Low
Low
er
ering t
ing t he v
he vehicle
ehicle aTer
aTera wheel c
a wheel c hange
hange R
R
eq
eq uir
uir ements:
ements:
R The new wheel has been /t ted (/page 410).
* NO
NOTE
TERisk of vehicle jack becoming trap-
ped bythe AIRMATIC system If
th e AIRMATIC system has released air when
ra ising theve hicle, the jack can become trap-
ped when theve hicle is lo wered. #
Start the engine. This adapts theve hicle
le ve l. #
Remo vethe jack from under theve hicle. #
T
To low
o low er t
er the v
he v ehicle:
ehicle: placethera tchet onto
th e he xagon nut of the jack so that the letters
"AB" are visible and turn anti-clockwise. #
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated 1to5 with
an initial maximum forc e of 80 Nm. #
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated 1to5 with
th e speci/ed tightening torque of 150 Nm. &
W
WARNING
ARNING Risk of accident due toincor-
re ct tightening torque
The wheels could come loose if the wheel
bolts or wheel nuts are not tightened tothe
prescribed torque. #
Ensure that the wheel bolts or wheel
nuts are tightened tothe prescribed
tightening torque. #
Ifyo u are not sure, do not mo vetheve hi-
cle. Con tact a quali/ed specialist work-
shop and ha vethe tightening torque
ch ecked immediatel y. #
Check the tyre pressure of the ne wly/tted
wheel and adjust it if necessar y.
% The following does not apply if the new wheel
is an emer gency spa rewheel. #
V
Vehicles wit
ehicles wit h a tyr
h a tyre pr
e pressur
essur e monit
e monit or
oring sy
ing sy s-
s-
t
t em:
em: restart the tyre pressure monitoring sys-
te m (/ page 402). Wheels and tyres
411
411

Emerg
Emerg
ency spar
ency spar e wheel
e wheel N
No
ot
tes on t
es on t he emerg
he emerg ency spar
ency spar e wheel
e wheel &
W
WARNING
ARNING Risk of accident caused by
incor rect wheel and tyre dimensions
The wheel or tyre size and the tyre type of the
emer gency spa rewheel or spare wheel and
th e wheel tobe replaced may di.er. The emer-
ge ncy spa rewheel or spare wheel can signi/-
cantly impair driving characteristics of the
ve hicle.
To prev ent hazardous situations: #
Drive carefull y. #
Never /t more than one emer gency
spa rewheel or spare wheel that di.ers
in size. #
Only use an emer gency spa rewheel or
spare wheel brie0y. #
Do not deacti vate ESP ®
. #
Have the emer gency spa rewheel or
spare wheel of a di.erent size replaced
at the nearest quali/ed specialist work- shop. The new wheel must ha
vethe cor-
re ct dimensions. %
The emer gency spa rewheel is secured in the
emer gency spa rewheel bag in the boot.
Obser vethefo llowing no tes on /tting an emer-
ge ncy spa rewheel:
R The maximum permissible speed with an
emer gency spa rewheel /tted is 80 km/h.
R Do not /t the emer gency spa rewheel with
snow chains.
R Replace the emer gency spa rewheel aTer six
ye ars at the latest, rega rdless of wear.
R Use the wheel bolts that are included with the
emer gency spa rewheel.
Speci/ed Speci/ed tight
tightening t
ening t orq
orque:
ue: 130 Nm
R Check the tyre pressure of the emer gency
spa rewheel /tted. Cor rect the pressure as
necessar y.
% The speci/ed tyre pressure is stated on the
label of the emer gency spa rewheel. %
V
Vehicles wit
ehicles wit h a tyr
h a tyre pr
e pressur
essur e monit
e monit or
oring sy
ing sy s-
s-
t
t em:
em: if an emer gency spa rewheel is /tted, the
tyre pressure monitoring system cannot func-
tion reliabl y.Fo r a few minutes aTer an emer-
ge ncy spa rewheel is /tted, the system may
still display the tyre pressure of there mo ved
wheel. Only restart the system again when the
emer gency spa rewheel has been replaced
with a new wheel.
Be sure toalso obser vethefo llowing fur ther rela-
te d subjects:
R Notes on tyre pressure (/ page 399)
R Tyre pressure table (/ page 400)
R Notes on /tting tyres (/ page 402)
R Fitting an emer gency spa rewheel
(/ page 406) 412 412
Wheels and tyres