2018 MERCEDES-BENZ S-CLASS COUPE tire size

Changing a wheel
Notes on selecting, installing and replacing
tires
Mercedes -AMG vehicles: observeth e no tes in
th e Supplement. Otherwise, you may not recog‐
nize dangers.
Yo u can ask for information rega rding permitte d
wheel/tire combinations at an authorized
Mercedes-Benz Center.
& WARNING Risk of accident due toincor‐
re ct dimensions of wheels and tires
If wheels and tires of the wrong size are
ins talled, the wheel brakes or wheel suspen‐
sion components may be damaged.
#Alw aysre place wheels and tires with
th ose that fulfill the specifications of
th e original part.
When replacing wheels, make sure tofit th e
cor rect:
RDesignation
RModel
When replacing tires, make sure toins tallth e
cor rect:
RDesignation
RManufactu rer
RModel
&
WARNING Risk of injury thro ugh exceed‐
ing the specified tire load rating or the
permissible speed rating
Exceeding the specified tire load rating or
th e permissible speed rating may lead totire
damage andtothe tires bur sting.
#Therefore, only use tire types and sizes
appr ovedfo ryo ur vehicle model.
#Obser vethe tire load rating and speed
ra ting requ ired foryo ur vehicle.
* NO
TEDama getovehicle and tires due to
non-app rove d tire types and sizes
Fo r saf etyre asons, only use wheels, tires
and accessories which ha vebeen appr oved
fo ryo ur vehicle byMercedes-Benz.
These tires ha vebeen specially adap tedfo r
use with the control sy stems, e.g. ABS or
ESP
®, and are mar ked as follo ws :
RMO = Mercedes-Benz Original
RMOE = Mercedes-Benz Original Extended
(run-flat tires only for cer tain wheels)
RMO1 = Mercedes-Benz Original (only cer‐
tain AMG tires)
Cer tain characteristics, e.g. handling, vehicle
noise emissions or fuel consum ption, may
ot herwise be adversely af fected. In addition,
when driving wi tha load, tire dimension var‐
iations could cause the tires tocome into
contact wi th the body and axle components.
This could result in damage tothe tires or the
ve hicle.
Wheels and tires 381

Observethefo llowing when selecting, ins talling
and replacing tires:
ROnly use tires and wheels of the same type
(summer tires, winter tires, MOEx tended
tires) and the same make.
ROnly ins tall wheels of the same size on one
axle (left and right).
It is only permissible toins tall a dif fere nt
wheel size in theeve nt of a flat tire in order
to drive tothe specialist workshop.
ROnly ins tall tires of the cor rect size onto the
wheels.
RVe hicles with a tire pressure monitoring
sy stem: all mounte d wheels must be equip‐
ped with functioning sensors forth e tire
pressure monitoring sy stem.
RAt temp eratures below 45 °F (7 °C), use win‐
te r tires or all-season tires mar ked M+S for
all wheels.
Wi nter tires bearing thei snowflake sym‐
bol in addition tothe M+S marking pr ovide
th e best possible grip in wintry road condi‐
tions.
RFo r M+S tires, only use tires with the same
tread.
RObser vethe maximum permissible speed for
th e M+S tires ins talled.
If th is is below theve hicle's maximum speed,
th is must be indicated in an appropriate label
in the driver's field of vision.
RRu n in new tires at moderate speeds forth e
fi rs t 60 miles (100 km).
RRe place the tires af ter six years at the latest,
re ga rdless of wear.
RWhen replacing with tires that do not fea‐
ture run-flat characteristics: vehicles with
MOExtended tires are not equipped with a
TIREFIT kit at thefa ctor y.Equip theve hicle
with a TIREFIT kit af terre placing with tires
th at do not feature run-flat characteristics,
e.g. winter tires.
Fo r more information on wheels and tires, con‐
ta ct a qualified specialist workshop.
Be sure toalso observ eth efo llowing fur ther
re lated subjects:
RNo tes on tire pressure (→page 363)
RTire and Loading Info rmation placard
(→page 369)
RTi re size designation, load-beari ng capacity,
speed rating and load ind ex(→page 376)
RTire pressure table (→page 364)
Note s onrotating wheels
&
WARNING Risk of injury thro ugh dif fer‐
ent wheel sizes
Inter changing the front and rear wheels if the
wheels or tires ha vediffere nt dimensions
may se verely impair the driving characteris‐
tics.
The wheel brakes or wheel suspension com‐
ponents may also be damaged.
#Ro tate front and rear wheels only ifth e
wheels and tires are of the same dimen‐
sions.
Wheels and tires 383

Thewear patte rns on the front and rear wheels
dif fer:
RFr ont wheels wear more on the shoulder of
th e tire
RRe ar wheels wear more in the center of the
tire
On vehicles that ha vethe same size front and
re ar wheels, rotat eth e wheels according tothe
inter vals in the tire manufacturer's warranty
book in your vehicle documents. If this is not
av ailable, rotate the tires every
3,000 to6,000 miles (5,000to10,000 km),
depending on thewe ar. Ensure that the direction
of rotation is maintained.
It is impe rative toobser vethe instructions and
saf etyno tes on "Wheel change" when doing so.
Note s onstoring wheels
RAf terre moving wheels, store them in a cool,
dry and preferably dark place.
RPr otect the tires from conta ct withoil, grease
or fuel.
Overview of the tire-chan getool kit
Apart from some countr y-specific variants, vehi‐
cles are not equipped with a tire-change tool kit.
Fo r more information on which tire-changetools
are requ ired and appr ovedfo r per form ing a
wheel change on your vehicle, consult a qualified
specialist workshop.
Re quired tire-change tools may include, for
ex ample:
RJack
RChock
RLu g wrench
RAlignment bolt
The tire-change tool kit is located under the
trunk floor.
1Ra tchet
2Alignment bolt
3Jack ing support
4Jack
5Lu g wrench
6Fo lding chock
384
Wheels and tires

Selecting agear
see Shifting gears
Selecting a POI see De stination ent ry
Selecto r lever
see DIRECT SELECT le ver
Self-test Automatic front passenger front air‐
bag shutoff ............................................ 45
Sensors (Care) .........................................3 36
Service Menu (on-board computer) .................. 208
Service cen ter
see Qualifi ed specialist workshop
Service inter val display
see AS SYST PLUS
Setting a speed see Cruise contro l
Setting summer time .............................. 239
Setting the da teform at .......................... 240
Setting the distance unit ........................244 Setting
thefo ot we lltemp erature
Setting ................................................ .122
Setting the map scale
see Map
Setting the sound profile
Burmes ter
®high-end Sur round
sound sy stem ...................................... 322
Shifting gears .......................................... 139
Gearshift recommendation .................. 139
Manual ................................................ 139
Short messages see Text message s
Side impact air bag ................................... 40
Side impact pr otection .......................... .179
Side windo ws............................................. 71
Closin g .................................................. 71
Closin g (all)
.................................... .
....... 71
Closin g using the SmartK ey................... 74
Con venience closing feature .................. 74
Con venience opening ............................ 73
Opening .................................................7 1
Opening (all) .......................................... 71
Opening with the SmartK ey................... 73Problem .................................................7
4
Size designation (tires) ...........................376
SmartK ey................................................... 57
Battery .................................................. 59
Energy consump tion .............................. 58
Fe atures ................................................ 57
Ke yring attachment .............................. 59
Mechanical key ...................................... 59
Overvie w.............................................. .57
Pa nic alarm ........................................... 58
Problem ................................................. 60
Unlocking setting .................................. 58
Smartphone see Android Auto
see Apple CarPlay™
see Telephone
Snow chains ............................................ 362
Soc ket (12 V) ............................................ 105
Fr ont center console ........................... 105
Re ar passenger compartment ............ .105
Tr unk .................................................. .106
Soft top
Care ................ ...
................................. 334
Closing (soft- top switch) ........................ 76
490
Index

Using Near Field Communication
(NFC) ...................................................279
Vo ice commands (Voice Cont rol Sys‐
te m) ..................................................... 223
Wi reless charging (mobile phone) ........ 108
Te lephone number
Dialing (on-board computer) ................ 212
Te lephony operating modes
Blue tooth
®Telephony .......................... 277
Te mp erature grade .................................. 373
Te xt messages ......................................... 285
calling a message sender .................... 286
Changing folders ................................ .286
Composing .......................................... 285
Configuri ngthe displa yedte xt mes‐
sage s ................................................... 285
Deleting ............................................... 286
Drafts .................................................. 286
No tes .................................................. 285
Options ................................................ 286
Outbox ................................................ 286
Re ad-aloud function ............................ 285
Re ading .............................................. .285
Re plying ................................ .............. 286Sendin
g ..............................................
.285
Vo ice commands (Voice Cont rol Sys‐
te m) ..................................................... 226
Through-loading feature in there ar
passenger co mpartment ........................ 102
Time Manual time setting ............................. 240
Setting summer time ........................... 239
Setting the time and date automati‐
cally ..................................................... 239
Setting the time zone .......................... 239
Setting the time/date form at .............. 240
TIN (Tire Identi fication Number) ............3 74
Ti re and Loading Information placard ... 369
Ti re ch aracteristics ................................. 376
Ti re inflation compressor
see TIREFIT kit
Ti re information table .............................369
Ti re labeling ............................................ .373
Characteristics .................................... 376
DO T,Tire Identification Number (TIN) .. 374
Load index ........................................... 376
Load-bearing capacity ......................... 376 Maximum tire load ...............................3
75
Maximum tire pressure ........................ 375
Overview ............................................. 373
Spee d
ra ti
ng ........................................ 376
Te mp erature grade .............................. 373
Ti re Quality Grading ............................. 373
Ti re size designation ............................3 76
Tr action grade .................................... .373
Tr ead wear grade ................................ .373
Ti re load (maximum) .............................. .375
Ti re pressure ........................................... 365
Checking (manually) ............................ 365
Checking (tire pressure monito ring
sy stem) ................................................ 367
Maximum ............................................. 375
No tes .................................................. 363
Re starting the tire pressure monitor‐
ing sy stem .......................................... .368
Ti re pressure monitoring sy stem
(function) ............................................. 366
Ti re pressure table .............................. 364
TIREFIT kit ...........................................3 43
Ti re pressure moni tor
Fu nction .............................................. 366
Re starting ............................................ 368
Index 493

Tire pressure moni toring sy stem
Checking the tire pressures ................. 367
Te ch nical da ta..................................... 368
Tire pressure table .................................. 364
Tire Quality Grading ................................373
Ti re tread .................................................. 361
Tire-change tool kit
Overview ............................................ .384
TIREFIT kit ................................................ 343
St orage location ..................................3 43
Using ................................................... 343
Ti re s
Changing hub caps .............................. 385
Character istics .................................... 376
Checking .............................................. 361
Checking the tire pressure (man‐
ually) ................................................... 365
Checking the tire pressure (tire pres‐
sure monitoring sy stem) ..................... .367
Definitions ........................................... 378
DO T,Tire Identification Number (TIN) .. 374
Flat tire ................................................ 341
Ins talling .............................................. 388
Load index .......................................... .376 Load-bearing capacity .........................
376
Maximum tire load ...............................3 75
Maximum tire pressure ......... ...............
375
MOE

xtended tires ................................ 342
No ise .................................................. .361
No tes on ins talling .............................. .381
Overview of tire labeling ......................3 73
Re moving ............................................ 388
Re placing .................................... .381, 385
Re starting the tire pressure monitor‐
ing sy stem .......................................... .368
Selection ............................................. 381
Snow chains ........................................ 362
Speed rating ........................................ 376
St oring ................................................ 384
Te mp erature grade .............................. 373
Ti re and Loading Info rmation placard
............................................................ .369
Ti re pressure (N otes) ........................... 363
Ti re pressure monitoring sy stem
(function) ............................................. 366
Ti re pressure table .............................. 364
Ti re Quality Grading ............................. 373
Ti re size designation ............................3 76
TIREFIT kit ............ ...............................3
43
Tr ac

tion grade .................................... .373 Tr
ead wear grade ................................ .373
Un usual handling characteristics ........ .361
To ol
see Vehicle tool kit
To tal di stance .......................................... 209
Display ing ............................................ 209
To uch Control
On-board computer ............................. 205
Operating ............................................ 230
Setting the sensitivity .......................... 230
To uchpad
Ac tivating/deactivating .......................2 31
Ac tivating/deactivating hapt ic oper‐
ation feedback .................................... 232
Operating ............................................. 231
Re ading the handwriting recognition
aloud ................................................... 232
Selecting a station and track .............. .232
Setting the sensitivity .......................... 232
To w- starting ............................................. 357
To wing away ............................................ 353
To wing eye
Ins talling .............................................. 357
494
Index

Tire pressure monitoring sy stem
(function) ............................................. 366
Ti re pressure table .............................. 364
Ti re Quality Grading ............................. 373
Ti re size designation ............................3 76
TIREFIT kit ...........................................3 43
Tr action grade .................................... .373
Tr ead wear grade ................................ .373
Un usual handlin gch aracteristics ........ .361
Wi -Fi
Overview .............................................. 241
Setting ................................................. 241
Setting up a hotspot ............................ 242
Setting up an Internet connection ....... 293
Wi nd deflector
Care ....................................................3 34
Wi nd screen
Care ....................................................3 35
Wi ndow lif ter
see Side windo ws
Wi ndo ws
Closin g (all) ............................................ 71
Opening (all) .......................................... 71Wi
ndo ws
see Side windo ws
Wi ndo ws(Care) ...................................... .336
Wi ndshield ................................................ 116
Re placing wiper blades (MAGIC
VISION CONTROL) ............................... 116
Wi ndshield
see Windshield
Wi ndshield washer fluid .........................3
99
No tes .................................................. 399
Wi ndshield w

a sher sy stem
Re filling .............................................. .329
Wi ndshield wipers
Re placing wiper blades (MAGIC
VISION CONTROL) ............................... 116
Service position ................................... 115
Switching on/off .................................. 115
Wi nter operation
Snow chains ........................................ 362
Wi per blades
Ac tivating/deactivating the service
position ................................................ 115
Care .................................................... 336Re
placing (MAGIC VISION CONTROL) .. 116
Wire lesscharging
Fu nction/no tes ................................... 106
Mobile phone ...................................... 108
Wire lessvehicle co mponents
Declaration of con form ity ...................... 25
Wo rkout prog ram
Overview ............................................... 89
Wo rkshop
see Qualified specialist workshop
Index 499