Page 362 of 482

Observethefo llowing when selecting, mounting
and replacing tires:
ROnly use tires and wheels of the same type
(summer tires, winter tires, MOEx tended
tires) and the same make.
ROnly mount wheels of the same size on one
axle (left and right).
It is only permissible todeviate from this rule
in theeve nt of a flat tire in order todrive to
th e specialist workshop.
ROnly mount 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 tire , onlyuse tires with the same
tread.
RObser vethe maximum permissible speed for
th e M+S tire mounted.
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.
RBreak in new tires at moderate speeds for
th efirs 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,
fo rex ample 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 339)
RTire and Loading Info rmation placard
(→page 345)
RTi re size designation, load-beari ng capacity,
speed rating and load ind ex(→page 353)
RTire pressure table (→page 341)
Note s on inter changing 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.
360 Wheels and tires
Page 363 of 482

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, inter change the wheels according
to the inter vals in the tire manufacturer's war‐
ra nty book in your vehicle documents. If this is
not available, inter change 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-changing
to ols are required and appr oved for per form ing a
tire change on your vehicle, consult a qualified
specialist workshop.
Necessary tire-changing tools may include, for
ex ample:
RJack
Rch ock
RWheel wrench
RCentering pin
The tire-change tool kit is located under the
trunk floor.
1Jack
2Glo ves
3Wheel wrench
4Centering pin
5Fo lding wheel chock
6Ra tchet for jack
Wheels and tires 361
Page 478 of 482

Washer fluid
see Windshield washer fluid
Wa shing byhand (care) ........................... 311
We ather information ............................... 259
We b br owser
Calling up a website ............................ 278
Callin g up options ................................ 279
Callin g up settings .............................. .279
Closing ................................................ 280
Deleting Internet favo rite s ...................2 79
Deleting Internet his tory ...................... 279
Overview ............................................. 278
Setting Internet favo rite s ..................... 279
We bsite
Calling up ............................................ 278
Wheel chock ............................................ .361
Wheel rotation ........................................ .360
Wheels Care ..................................................... 313
Changing ............................................ .362
Changing hub caps .............................. 362
Che cking ............................................ .338 Che
cking the tire pressure (man‐
ually) ................................................... 342
Checking the tire pressure (tire pres‐
sure monitoring sy stem) .................. ...
.3 44
De
finitions ........................................... 355
DO T,Tire Identification Number (TIN) .. 351
Flat tire ................................................ 318
Load index ........................................... 353
Load rating .......................................... 353
Maximum tire load .............................. 352
Maximum tire pressure ....................... 352
MOExtended tires ................................ 319
Mounting ............................................. 365
No ise .................................................. .338
No tes on ins talling .............................. 358
Overview of tire labeling ...................... 350
Re moving ............................................ 365
Re placing ............................................ 358
Re starting the tire pressure monitor‐
ing sy stem .......................................... .345
Ro tating ............................................... 360
Selection .............................................3 58
Snow chains ........................................ 339
Speed rating ........................................ 353
St oring .................................................3 61
Te mp erature grade .............................. 350 Ti
re and Loading Info rmation placard
............................................................ .345
Ti re characteristics ........ ...................... 353
Ti re pressure (N otes) ........................... 339
Ti re pressure monitoring sy stem
(function) ............................................. 343
Ti re pressure table .............................. .341
Ti re Quality Grading ............................. 350
Ti re size designation ............................3 53
TIREFIT kit ...........................................3 20
Tr action grade .................................... .350
Tr ead wear grade ................................ .350
Un usual handlin gch aracteristics ........ 338
Wi -Fi
Overview ............................................. 233
Setting .................................................2 33
Setting up a hotspot ............................ 234
Setting up an Internet connection ....... 274
Wi ndow air bag .......................................... 37
Wi ndow lif ter ............................................. 70
Wi ndo ws .................................................... 70
Closing .................................................. 70
Opening ................................................. 70
Wi ndo ws(Care) ........................................ 313
47 6
Index