2020 MERCEDES-BENZ S-CLASS SALOON LONG change wheel

R
Only fit wheels of the same size on one axle
(left and right).
It is only permissible tofit a di fferent wheel
size in theeve nt of a flat tyre in order to
drive tothe specialist workshop.
R Do not make any modifications tothe brake
sy stem, the wheels or the tyres.
The use of shims or brake dust shields is not
permitted and may in validate theve hicle's
ge neral operating pe rmit.
R Vehicles with a tyre pressure monitoring
sy stem: allfitted wheels mu stbe equipped
with functioning sensors forth e tyre pres‐
sure monitoring sy stem.
R Attemp eratures below 7°C use winter tyres
or all-season tyres mar kedi M+Sfor all
wheels.
Wi nter tyres pr ovide the best possible grip in
wintry road conditions.
R For M+S tyres, only use tyres with the same
tread.
R Obser vethe maximum permissible speed for
th e M+S tyres fitted. If
th e tyre's maximum speed is below that of
th eve hicle, this must be indicated byan
appropriate label in the driver's field of
vision.
R Run in new tyres at moderate speeds forthe
fi rs t10 0 km.
R Replace the tyres af ter six years at the latest,
re ga rdless of wear.
R When replacing with tyres that do not
fe ature run-flat characteristics: vehicles
with MOExtended tyres are not equipped
with a TIREFIT kit at thefa ctor y.Equip the
ve hicle with a TIREFIT kit af terre placing with
tyres that do not feature run-flat characteris‐
tics, e.g. winter tyres.
Fo r more information on wheels and tyres, con‐
ta ct a qualified specialist workshop.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (/ page 384)
R Tyre pressure table (/ page 385)
R Notes on the emer gency spa rewheel
(/ page 396) Note
s on inter changing wheels &
WARNING Risk of inju rythro ugh dif fer‐
ent wheel sizes
Inter changing the front and rear wheels can
se verely impair the driving characteristics.
The disk brakes or wheel suspension compo‐
nents may also be damaged. #
Onlyinter change the front and rear
wheels if the wheels and tyres ha vethe
same dimensions. Inter
changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions can
re nder thege neral operating pe rmit in valid.
The wear pat tern s on the front and rear wheels
dif fer:
R front wheels wear more on the tyre shoulder
R rear wheels wear more in the cent reofthe
tyre
Do not drive wi thtyres that ha vetoo little tread
dep th. This significantly reduces traction on wet
ro ads (aquaplaning). 390
Wheels and tyres

On
vehicles with the same front and rear wheel
size, you can inter change the wheels every
5000 to10,000 km, depending on thewe ar.
Ensure the direction of rotation is maintained for
th e wheels.
Obser vethe instructions and saf ety no tes on
"Changing a wheel" when doing so
(/ page 391). Note
s onstoring wheels When
storing wheels, obser vethefo llowing
no tes:
R Afterre moving wheels, store them in a cool,
dry and preferably dark place.
R Protect the tyres from conta ct withoil,
grease or fuel. Overview of
the ty re-change tool kit Apart from some countr
y-specific variants, vehi‐
cles are not equipped with a tyre-change tool kit.
Fo r more information on which tyre-changing
to ols are requ ired and appr ovedfo r per form ing a wheel
change on your vehicle, consult a qualified
specialist workshop.
Re quired tyre-changing tools may include, for
ex ample:
R Jack
R Chock
R Wheel wrench
% The jack weighs appr oximately 3.4 kg.
The maximum load capacity of the jack can
be found on thest icke r af fixe dto the jac k.
The jack is maintenance-free. If there is a
malfunction, please conta ct aqualified spe‐
cialist workshop.
The tyre-change tool kit is located in tool bag 1
on the boot floor. The
tool bag contains:
R Jack
R Gloves
R Wheel wrench
R Centring pin
R Folding chock
R Ratchet for jack Preparing
theve hicle for a wheel change Requ
irements:
R The requ ired tyre-change tool kit is available.
If yo ur vehicle is not equipped with the tyre- Wheels and tyres
391

ch
ange tool kit, consult a qualified specialist
wo rkshop tofind out about suitable tools.
R The vehicle is not on a slope.
R The vehicle is on solid, non-slippery and le vel
ground. #
Apply the electric parking brake manually. #
Movethe front wheels tothest ra ight-ahead
position. #
Shift the transmission toposition j. #
Vehicles with le vel control sy stem: setthe
normal vehicle le vel (/ page 258). #
Swit choff the engine. #
Make sure that the engine cann otbe star ted. #
Place choc ks orother suitable items under
th e front and rear of the wheel that is diago‐
nally opposite the wheel you wish tochange. #
Remo vethe hub cap if necessary
(/ page 392). #
Raise theve hicle (/ page 392). Re
moving and fitting the wheel trim/hub
caps Re
quirements:
R The vehicle is prepared for a wheel change
(/ page 391).
Aluminium hub cap #
Toremo ve:position soc ket2 from the tyre-
ch ange tool kit on hub cap 1. #
Position wheel spanner 3on soc ket2. #
Using wheel spanner 3, turn hub cap1
anti-clo ckwise and remo veit. #
Tofit: follow the instructions abo vein
re ve rse order.
% Specified tightening torq ue: 25 Nm. Ra
ising theve hicle when changing a wheel Re
quirements:
R There are no persons in theve hicle.
R The vehicle has been prepared for a wheel
ch ange (/ page 391).
R The hub caps ha vebeen remo ved
( / page 392).
Impor tant no tes on using the jack:
R Use only a vehicle-specific jack that has
been appr oved byMercedes-Benz toraise
th eve hicle.
R The jack is only designed forra ising and
holding theve hicle for a short time while a
wheel is being changed and not for mainte‐
nance workunder theve hicle.
R The jack must be placed on a firm ,fl at and
non-slip sur face. 392
Wheels and tyres

R
The foot ofthe jack must be positioned verti‐
cally under the jack support point. Ru
les of conduct when theve hicle is raised:
R Never place your hands and/or feet under
th eve hicle.
R Never lie under theve hicle.
R Do not start the engine and do not release
th e 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 &
WARNING Risk of inju ryfrom incor rect
positioning of the jack
If yo u do not position the jack cor rectly at
th e appropriate jacking point of theve hicle,
th e jack could tip with theve hicle raised. #
Only position the jack at the appropri‐
ate jacking point of theve hicle. The
base of the jack must be positioned
ve rtically under the jacking point of the
ve hicle. Wheels and tyres
393

#
Screw centring pin 1into theth re ad
ins tead of the wheel bolt. #
Unscr ew there maining wheel bolts com‐
ple tely. #
Remo vethe wheel. Fi
tting a new wheel &
WARNING 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. #
Intheeve nt of dama getotheth re ads,
con tact a qualified 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 387).
Fo r tyres with a specified direction of rotation,
an ar row on the side wall of the tyre indicates
th e cor rect di rection of rotation. Obse rvethe
direction of rotation when fitting. #
Slide the wheel tobe mounted onto the cen‐
tring pin and push it on. &
WARNING Risk of inju ryfrom 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 the ground. #
Be sure toobser vethe instructions and
saf ety no tes on "Changing a wheel"
(/ page 387). #
For saf etyre asons, on lyuse wheel bolts
which ha vebeen appr ovedby Mercedes-
Benz and forth e wheel in question. #
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated until they are
fi nger-tight. #
Unscr ew and remo vethe cent ring pin. #
Tighten the last wheel bolt until it is finger-
tight. #
Lowe rth eve hicle (/ page 395). Lo
weri ngtheve hicle af ter a wheel change Re
quirements:
R The new wheel has been fitted
(/ page 395). Wheels and tyres
395

Display messages
Possible causes/consequences and M
MSolutions
R The driver camera is dirty. #
Keep the driver camera's field of vision free. #
Clean the driver camera if necessar y.Please comply with the no tes on caring forth e interior (/ page 358).
Change steering wheel/
seat position until 6 dots
are visible on the upper
edge of the screen *T
he driver camera cannot capture your line of sight. #
Chan gethesteering wheel and seat position until six dots are visible on theto p edge of the screen.
Driver camera inoperative
See Owner's Manual *T
he driver camera is malfunctioning. #
Consult a qualified specialist workshop.
ä Fault Drive at max. 80
km/h *A
IRMATIC is functioning only toa limited extent. The vehicle's handling characteristics may be af fected.
* NO
TEThe tyres on the front axle or thefe nde rscould be damaged bylarge steering mo vements #
Avoid large steering mo vements while driving and lis tenfo r scraping sounds. #
Ifyo u hear sc raping sounds, pull over and stop theve hicle in accordance with the tra ffic conditions, and
set a higher vehicle le vel if possible. #
Drive in a manner appropriate forth e cur rent le vel, but do not exceed 80 km/h. #
Consult a qualified specialist workshop. 530
Display messages and warning/indicator lamps

1,
2, 3 ...
3D driver display Function/no tes..................................... 291
3D in stru ment clus ter
see 3D driver display
4MATIC Function................................................ 205
12 V battery
see Battery (vehicle)
48 V on-board electrical sy stem
see EQ Boo sttech nology
230 V so cket
see Soc ket (230 V)
360° Camera Activating using GPS (r eversing cam‐
era)........................................................ 267
But ton.................................................. .266
Care ...................................................... 356
Fu nction................................................ 262
Opening the camera co ver (r eve rsing
camera)................................................. 267
Selecting a view................................... .267
Setting (r eversing camera).................... 267 Switching automatic operation
on/off (r eversing camera).................... .267 A
A/C function Activating/deactivating (MBUX mul‐
timedia sy stem).....................................1 74
ABS (Anti-lock Braking Sy stem) .............. .221
Ac celeration
see Kickdown
Ac cident and Breakdown Manage‐
ment
Mercedes me connect........................... 325
Ac oustic locking verification signal
Ac tivating/deactivating........................... 78
Ac tivating a commuter route................... 318
Ac tive Blind Spot Assi st
Ac tivating/deactivating......................... 255
Brake application.................................. 254
Fu nction................................................ 251
Sy stem limitations................................. 251
Tr ailer operation.................................... 254 Ac
tive bonn et(pedestrian pr otection)
Operation............................................. .348
Ac tive Brake Assi st
Fu nction/no tes..................................... 24 3
Setting................................................... 247
Ac tive Di stance Assist DISTRO NIC
Ac tive Emergency Stop Assis t............... 239
Ac tive Lane Change Assi st.................... 24 0
Calling up a spee d................................. 232
Fu nction................................................ 229
Increasing/decreasing speed................ 232
Re quirements:...................................... .232
Ro ute-based speed adap tatio n.............. 235
Selecting............................................... 232
St eering wheel buttons......................... 232
St oring a speed.....................................2 32
Switching off/deactivating.................... 232
Switching on/activating........................ 232
Sy stem limitations................................. 229
Ac tive Eme rgency Stop Assist ................ .239
Ac tive headlamps...................................... 15 5
Ac tive Lane Change Assi st
Ac tivating/deactivating......................... 24 3
Fu nction................................................ 24 0 Index
567

:
Switch off lights ........................... 499
: Switch on headlamps................... 499
# Switch on the engine tocharge
th e12 V battery .................................... 539
Ø Top up AdBlue Emergency op.
in XXX km See Owner's Manual............ 545
+ Top up coolant See Owner ’s
Manual................................................... 51 0
¥ Top up washer fluid ...................... 509
ï Trailer coupling in motion .............503
! Turn on the ignition torelease
th e parking brake..................................5 20
d Vehicle is operational Switch
off ignition before exiting..................... .503
É Vehicle rising Please wait............ .532
h Warning tyre defect..................... .543
h Wheel sensor(s) missing.............. 542
Ø XX,X l Top up AdBlue Emerg.
op.: max. XXX km/h Start not poss.
in XXX km .............................................. 545Ø
XX,X l Top up AdBlue Ignition
ON, wait 60s, or engine start not
possible ................................................ .546
Ac tive Blind Spot Assi stcur rently
una vailable See Owner's Manual ...........527
Ac tive Blind Spot Assi stinope rative ...... 527
Ac tive Blind Spot Assi stnot available
when towing a trailer See Owner's
Manual .................................................. 527
Ac tive bonnet malfunction See Own‐
er's Manual........................................... 507
Ac tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual ........ 536
Ac tive Brake Assi stFunctions limited
See Owner's Manual............................. 537
Ac tive Dis tance Assi stavailable again ...5 24
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual ...........523
Ac tive Dis tance Assi stinope rative ......... 524 Ac
tive Emergency Stop Assist cur‐
re ntly una vailable See Owner's Man‐
ual......................................................... 525
Ac tive Emergency Stop Assist inop‐
erative................................................... 525
Ac tive Lane Change Assi stcur rently
una vailable See Owner's Manual ...........526
Ac tive Lane Change Assi stinope ra‐
tive........................................................ 526
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ...........527
Ac tive Lane Keeping Assist inopera‐
tive........................................................ 528
Ac tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual........................................... 533
Ac tive Steering Assist cur rently
una vailable due tomultiple emer‐
ge ncy stops...........................................5 25 Index
577