wheel size MERCEDES-BENZ E-CLASS CABRIOLET 2018 User Guide

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-changing
to ols are required and appr oved for per form ing a
wheel change on your vehicle, consult a qualified
specialist workshop.
Necessary tire-changing tools may include, for
ex ample:
RJack
RChock
RWheel wrench
RCentering pin
The tire-change tool kit is located in tool bag 1.
1Tool bag
To ol bag 1contains:
RJack
RGloves
RWheel wrench
RCentering pin
RFo lding wheel chock
RRa tchet for jack
37 6
Wheels and tires

Short messagessee Text message s
Side impact air bag ................................... 38
Side impact pr otection ............................ 176
Side windo ws............................................. 71
Child safetyloc kin there ar
passenger compartment ...................... .55
Closin g .................................................. 71
Closin g (all) ............................................ 71
Closin g using the SmartK ey................... 74
Con venience closing feature ................ .73
Con venience opening ............................ 73
Opening .................................................7 1
Opening (all) .......................................... 71
Opening with the SmartK ey................... 73
Problem .................................................7 5
Size designation (tires) ........................... 368
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
Un locking sett ing .
................................. 58
Sma rtphone
see Android Auto
see Apple CarPlay™
see Telephone
Snow chains ............................................ 353
Soc ket (12 V) ............................................ 107
Fr ont center console ............................1 07
Re ar passenger compartment ............ .108
Soft top
Care .................................................... 325
Closing (soft- top switch) ........................ 76
Closing using the SmartK ey................... 74
Opening (soft-top switch) ......................7 6
Opening with the SmartK ey................... 73
Problem .................................................8 2
Re locking .............................................. .78
Soft-top switch .......................................... 76
Software update Impor tant sy stem updates .................. .241
Information .......................................... 240
Pe rforming ...........................................2 41Sound
PRE-SAFE
®Sound ................................. 46
Wheels and tires ..................................3 52
Sound see Burmes ter
®sur round sound sy stem
see Sound settings
Sound settings ......................................... 311
Ad justing the balance/fader ............... .312
Ad jus ting tre
ble, mid-range and bass
settings ................................................ 312
Au tomatic volume adjustment ............ .312
Calls up the sound menu ..................... 312
Information .......................................... 311
Speech dialog sy stem
see Voice Cont rol Sy stem
Speed index (tires) ..................................368
Speedome ter
Digital ..................................................2 04
St andby mode
Ac tivating/deactivating .......................1 53
Fu nction .............................................. 152
St anding lights ......................................... 111
Index487

0024Yellow elect ric park ing brake
indicator lamp is malfunctioning .......... 451
Wa rning/indicator lamps ...................8,44 3
Instrument display (ove rview) .................. 8
Overview ............................................ .443
PA SSENGER AIR BAG ............................ 43
Wa rranty .................................................... 26
Wa sher fluid
see Windshield washer fluid
Wa shing byhand (care) .......................... 322
We ather information ............................... 268
We b br owser
Calling up a web page ........................ .289
Calling up options ............................... 290
Calling up the settings ........................ .290
Deleting a bookmark ........................... 290
Deleting br owser data ........................ .290
Ending ................................................. 290
Managing bookmark s .......................... 290
Overview ............................................. 289
Showing/hiding the menu .................. .289
We bsite
Calling up ............................................ 289 Showing/hiding
thewe b br ows er
menu ................................................... 289
Wheel chock ............................................ .376
Wheel rotation ............................ ............
.375
Whe

els
Ca re .................................................... 327
Changing hub caps .............................. 377
Checking .. .......................................... .352
Che cking the tire pressure (man‐
ually) ................................................... 356
Checking the tire pressure (tire pres‐
sure monitoring sy stem) ..................... .358
Definitions ...........................................3 70
DO T,Tire Identification Number (TIN)
.............................................................3 66
Fitting ..................................................3 80
Flat tire ................................................ 332
Load index ...........................................3 68
Load-beari ng capacity ......................... 368
Maximum tire load ............................... 367
Maximum tire pressure ........................ 367
MOExtended tires ................................ 333
Noise ................................................... 352
No tes on ins talling .............................. .373
Overview of tire labeling ......................3 65Re
moving ............................................ 380
Re placing .....................................3 73,37 7
Re starting the tire pressure loss
wa rning sy stem ................................... 360
Re starting the tire pressure monitor‐
ing sy stem .......................................... .359
Ro tating ............................................... 375
Selection ............................................. 373
Snow chains ...................... ...
............... 353
Speed rating ........................................ 368
St oring .................................................3 76
Te mp erature grade .............................. 365
Ti re and Loading Info rmation placard
............................................................ .360
Ti re characteristics .............................. 368
Ti re pressure (N otes) ........................... 354
Ti re pressure loss warning sy stem
(function) ............................................. 359
Ti re pressure monitoring sy stem
(function) ............................................. 357
Ti re pressure table .............................. 355
Ti re Quality Grading ............................. 365
Ti re size designation ............................3 68
TIREFIT kit ...........................................3 34
Tr action grade .................................... .365
Tr ead wear grade ................................ .365
Index 495