change wheel MERCEDES-BENZ E-CLASS CABRIOLET 2018 Owner's Guide

#
Attach wheel spanner 3tosoc ket2 and
tighten the hub cap clockwise.
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 (→ page447).
R The hub caps havebeen remo ved
( → page 448).
Impo rtant no tes on using the jack:
R Use only theve hicle-specific jack that has
been tested and appr ovedby Mercedes-Benz
to raise theve 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. If necessar y,use a lar ge,
fl at, load-bearing, non-slip unde rlay. 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 or feet under the
ve 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. Wheels and tyres
449

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 ver‐
tically under the jacking point of the
ve hicle. *
NO
TEVehicle damage from the jack If
yo u do not position the jack cor rectly at
th e appropriate jack support point of the
ve hicle, the jack could tip over with theve hi‐
cle raised. #
The jack is designed exclusively for
jacking up theve hicle at the jack sup‐
port points. #
Take thera tchet out of the tyre-change tool
kit and place it on the he xagon nut of the
jack so that the letters "AUF" are visible. #
Position jack 2at jack support point 1. #
Turn ratchet 3clockwise until jack 2sits
comple tely on jack support point 1and the
base of the jack lies evenly on the ground. #
Turn ratchet 3until the tyre is raised a max‐
imum of 3 cm from the ground. #
Loosen and remo vethe wheel (→ page 451). 450
Wheels and tyres

#
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 443). #
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 the cent ring pin. #
Tighten the last wheel bolt until it is finger-
tight. #
Lowe rth eve hicle (→ page 452). Lo
weri ngtheve hicle af ter a wheel change Re
quirements:
R The new wheel has been fitted (→ page 451). #
Place thera tchet onto the he xagon nut of the
jack so that the letters "AB" are visible. #
Tolowe r the vehicle: turnthera tchet of the
jack anti-clo ckwise. #
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated (1 to5 ).
Specified tightening torq ue: 150 Nm. &
WARNING Risk of inju rythro ugh incor‐
re ct tigh tening torque
The wheels could come loose if the wheel
bolts or wheel nuts are not tightened tothe
prescribed tightening torque. #
Makesure the wheel bolts or wheel
nuts are tightened tothe prescribed
tightening torque. #
Ifyo u are not sure, do not mo vethe
ve hicle. Consult a qualified specialist
wo rkshop and ha vethe tightening tor‐
qu ech ecked immediately. #
Check the tyre pressure of the newly moun‐
te d wheel and adjust according ly. #
Vehicles with tyre pressure loss warning
sy stem: restart the tyre pressure loss warn‐
ing sy stem (→ page442).
Except ion:the new wheel is an emer gency
spa rewheel. 452
Wheels and tyres

1,
2, 3 ...
4MATIC ..................................................... 173
Fu nction ............................................... 173
12 V battery
see Battery (vehicle)
12 V so cket
see Soc ket (12 V)
48 V on-board electrical sy stem
Operating saf ety .................................... 21
360° Camera .......................................... .225
Fu nction .............................................. 225
Opening the camera co ver (r eve rsing
camera) .............................................. .228
Selecting a view .................................. 228
Setting favo urites ................................ 229
Swit ching automatic operation
on/off (r eversing camera) .................. .228 A
A/C function Activating/deactivating (multimedia
sy stem) ................................................ 14 5
Switching on/off (control panel) ......... 14 5ABS (Anti-lock Braking Sy
stem) ............ .187
Ac celeration
see Kickdown
Ac cess data
Editing (Blue tooth®
) .............................3 59
Setting (Blu etoo th®
) ............................ 358
Ac cident and breakdown manage‐
ment
Mercedes me connect ........................ .352
Ac oustic locking verification signal
Ac tivating/deactivating ......................... 73
Ac tivating/deactivating automatic
vo lume adjustment
Burmes ter®
sur round sound sy stem ... 390
Ac tive Blind Spot Assi st......................... 239
Ac tivating/deactivating ...................... .242
Brake application ................................. 24 0
Fu nction .............................................. 239
Sy stem limitations ...............................2 39
Tr ailer operation .................................. 24 0
Ac tive bonn et(pedestrian pr otection) .. 392
Operation ............................................ 392
Re setting ............................................. 392 Ac
tive Brake Assi st
Fu nction/no tes ................................... 19 3
Setting ................................................. 197
Ac tive Di stance Assist DISTRO NIC........ 202
Ac tive Emergency Stop Assist .............. 211
Ac tive Lane Change Assi st................... 210
Calling up a speed .............................. .204
Displ ays in the instrument display .......2 12
Fu nction .............................................. 202
Increasing/decreasing speed .............. 204
Re quirements: .................................... .204
Ro ute-based speed adap tation ........... .206
Selecting ............................................. 204
St eering wheel buttons ....................... 204
St oring a speed ................................... 204
Switching off/deactivating .................. 204
Switching on/activating ......................2 04
Sy stem limitations ...............................2 02
Ac tive Eme rgency Stop Assist ................ 211
Ac tive headlamps .................................... 13 0
Ac tive Lane Change Assi st..................... 210
Ac tivating/deactivating ........................ 211
Fu nction ............................................... 210540
Index

Overview ..............................................3
74
Sea rching for a track ........................... 376
Sea rching for and auth orisingthe
device .................................................. 375
Selecting a media pl ayer ...................... 376
Switching device via NFC ..................... 376
Boot lid Activating/deactivating theta ilgate
opening limiter ...................................... 84
Closing .................................................. 82
HANDS-FREE ACCESS .......................... .82
Locking separa tely ................................ 83
Opening ................................................. 81
Opening dimensions ............................4 68
Boot separator Closing ................................................. .91
Opening .................................................91
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid
No tes .................................................. 466
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 19 2Brakes
ABS (Anti-lock Braking Sy stem) ........... 187
Ac tive Brake Assi st.............................. 19 3
Ad aptive brake lights .......................... .198
BA S (Brake Assi stSystem) .................. 188
Driving tips ........................................... 161
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 2
HOLD function .................................... .214
Limited braking ef fect (salt-trea ted
ro ads) .................................................. .161
New/replaced brakepads/brake
discs .................................................... 16 0
Ru nning-in no tes ..................................1 60
Braking assi stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 16
To w- starting ........................................ .431
To wing away ........................................ 427
Tr ansporting theve hicle ......................4 29
Wheel change ...................................... 447
Breakdown see Flat tyre Breakdown assistance call
see Mercedes me connect
Burmes ter®
sur round sound sy stem .....3 89
Ad justing the balance/fader ............... 390
Ad justing the sound focus ................... 390
Ad justing treble, mid-range and bass
settings ............................................... 390
Au tomatic volume adjustment ............ .390
Calling up the sound menu .................. 389
Information .......................................... 389
Switching the sur round sound on/off
............................................................ .390
Buttons Steering wheel .................................... 253 C
Call list Making a call ....................................... 342
Overview ............................................. 342
Calling up the sound menu
Burmes ter®
sur round sound sy stem ... 389
Calls ..........................................................3 38
Ac cepting ............................................ 338
Ac tivating functions du ring a call ........ 339 Index
545

ESP
®
Crosswind Assist ................................ .192
Tr ailer stabilisation .............................. 19 2
ESP ®
(Electronic Stability Prog ram) ...... 188
Ac tivating/deactivating ...................... .192
Fu nction/no tes ................................... 188
EU general operating permit number ....457
Exterior lighting Care .................................................... 407
Exterior lighting see Lights
External device Locking (child saf ety lock) .................. .296 F
Fa tigue de tection
see ATTENTION ASSIST
Fa ult message
see Displ aymessa ge
Favo urites
Ad ding .................................................2 86
Calling up ............................................ 285
Deleting ............................................... 286 Moving ................................................ 286
Overview ............................................. 285
Re
naming ............................................ 286
Fi ll le vel
Ad Blue ®
............................................... 257
Fi lling station sear ch
St arting automatic sear ch................... 308
Switching au tomatic sear chon/off ..... 314
Using automatic sear ch....................... 314
Fi re extinguisher ...................................... 414
Firs t-aid kit (soft sided) ...........................413
Flacon Inserting/removing ............................ .147
Flat towing
see Tow- bar sy stem
Flat tyre ....................................................4 14
MOExtended tyres ...............................4 15
No tes ................................................... 414
TIREFIT kit ............................................ 416
Wheel change ...................................... 447
Floor mats ................................................ 12 5
Fo g light (extended range) ......................1 31Fo
il co vering
Ra dar sensors ...................................... 187
Fo lding draught stop
Care .................................................... 407
Fitting .................................................... 93
Re moving ............................................. .93
Fr ag rance
see Frag rance sy stem
Fr ag rance sy stem .................................... 147
Inserting/removing theflacon ............ .147
Setting ................................................. 147
Fr ee software ............................................ 29
Fr equencies
Tw o-w ayradio ...................................... 456
Fr equency band
Dialling (on-board computer) .............. .261
Fr ont airbag .............................................. .38
Fr ont passenger seat
see Seat
Fu el .......................................................... .462
Ad ditives .............................................4 62
Diesel ................................................. .462
E10 ...................................................... 461 Index
557

JBrake sy
stem warning lamp
(yellow) ................................................ 531
?Coolant warning lamp ................ .535
#Electrical fault warning lamp ...... .534
;Engine diagnosis warning lamp .. .534
åESP ®
OFF warning lamp .............. 528
÷ESP ®
wa rning lamp flashes ........ .528
÷ESP ®
wa rning lamp lights up ...... .530
8Fu elreser vewarning lamp .......... 535
ÐPo werst eering sy stem warning
lamp .................................................... 538
!Re d indicator lamp, elect ric
parking brake applied .......................... 527
6Re stra int sy stem warning lamp .. .532
7Seat belt warning lamp flashes .. .532
7Seat belt warning lamp lights
up ........................................................ 533
àSuspension warning lamp .......... .533
ïTr ailertow hit chwarning lamp .... 539 hTy
repressure monitoring sys‐
te m wa rning lamp flashes .................... 537
hTy repressure monitoring sys‐
te m wa rning lamp lights up ................ .536
LWa rning lamp for dis tance
wa rning function ................................ .533
!Ye llow elect ric pa rking brake
indicator lamp is malfunctioning ........ .527
Wa rning/indicator lamps .......................526
Overview ............................................. 526
PA SSENGER AIR BAG ............................ 42
Wa rranty ....................................................26
Wa sher fluid
see Windsc reen washer fluid
Wa shing byhand (care) .......................... 401
Wa ter tank
see Air-water duct
We ather information ............................... 329
We b br owser
Calling up a web page .......................... 361
Calling up options ...............................3 62Calling up
the settings .........................3 62
Deleting a bookma rk........................... 362
Deleting br owser data .........................3 62
Ending ................................................. 362
Managing bookma rks .......................... 362
Overview ..............................................3 61
Showing/hiding the menu ...................3 61
We bsite
Calling up ............................................. 361
Showing/hiding thewe b br ows er
menu ................................................... 361
Wheel change
Fitting a new wheel .............................. 451
Lo we ring theve hicle ........................... 452
Preparation .......................................... 447
Ra ising theve hicle .............................. 449
Re moving a wheel ................................ 451
Re moving/fitting hub caps .................. 448
Wheel change
see Emergency spa rewheel
Wheel rotation ........................................ .446
Wheels Care .................................................... 407
Changing hub caps .............................. 448580
Index