2018 MERCEDES-BENZ C-CLASS CABRIOLET change wheel

Yo
ure qu ire thefo llowing tools, for ins tance, to
ch ange a wheel:
R jack
R chock
R wheel wrench
R centri ng pin
0009 The jack weighs appr oximately 2.1 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
in the boot. 1
Tool bag
To ol bag 1contains:
R jack
R glov es
R wheel wrench
R cent ring pin
R folding chock
R ratchet for jack Setting up
thefo lding chock Prepa
ring theve hicle for a wheel change Re
quirements:
R The requ ired tyre-change tool kit is available.
If yo ur vehicle is not equipped with the tyre-
ch ange tool kit, consult a qualified specialist
wo rkshop tofind out about suitable tools. Wheels and tyres
445

R
The vehicle is not on a slope.
R The vehicle is on solid, non-slippery and le vel
ground. 0007
Apply the electric parking brake manually. 0007
Movethe front wheels tothest ra ight-ahead
position. 0007
Vehicles with manual transmission:
engage firs t or reve rsege ar. 0007
Vehicles with automatic transmission:
shift into position 005D.0007
Vehicles with le vel control sy stem: setthe
normal vehicle le vel (0013 page215). 0007
Switch off the engine. 0007
Make sure that the engine cann otbe star ted. 0007
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. 0007
Remo vethe hub caps if necessary
(0013 page446). 0007
Raise theve hicle (0013 page447). Re
moving and fitting hub caps Re
quirements:
R The vehicle is prepared for a wheel change
(0013 page445).
Plas tic hub cap 0007
Toremo ve:turn the cent recover of the hub
cap anti-clockwise and remo vethe hub cap. 0007
Tofit: make sure that the cent recover of the
hub cap is turned anti-clockwise. 0007
Position the hub cap and turn the cent re
co ver clockwise until the hub cap engages
ph ysically and audibly. Aluminium hub cap 0007
Toremo ve:position soc ket2 on hub cap
1.
0009 The soc ket can be found in the tyre-change
to ol kit. 0007
Position wheel spanner 3on soc ket2. 0007
Using wheel spanner 3, turn hub cap1
anti-clo ckwise and remo veit. 0007
Tofit: position hub cap 1and turn until it is
comple tely flush with the wheel. 0007
Position soc ket2 on hub cap 1. 446
Wheels and tyres

0007
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 (0013 page445).
R The hub caps ha vebeen remo ved
( 0013 page446).
Impor tant 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. 0007
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
447

0007
Slide the wheel tobe mounted onto the cen‐
tring pin and push it on. 000A
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. 0007
Only tighten wheel bolts or wheel nuts
when theve hicle is on the ground. 0007
Be sure toobser vethe instructions and
saf ety no tes on "Changing a wheel"
(0013 page441). 0007
For saf etyre asons, on lyuse wheel bolts
which ha vebeen appr ovedby Mercedes-
Benz and forth e wheel in question. 0007
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated until they are
fi nger-tight. 0007
Unscr ew the cent ring pin. 0007
Tighten the last wheel bolt until it is finger-
tight. 0007
Ifth e collapsible emer gency spa rewheel has
been fitted, infla tethe collapsible emer gency
spa rewheel (0013 page 452). 0007
Lowe rth eve hicle (0013 page 450). Lo
weri ngtheve hicle af ter a wheel change Re
quirements:
R The new wheel has been fitted
(0013 page 449).
000E NO
TEDama getothe emer gency spa re
wheel when lo wering theve hicle Lo
we ring theve hicle without pr eviously
inflating the emer gency collapsible spa re
wheel can damage its rim. 0007
Inflate the emer gency collapsible spa re
wheel using the tyre inflation compres‐
sor before lo wering theve hicle. 0007
Tolowe r the vehicle: turnthe crank of the
jack anti-clo ckwise until theve hicle is once
again standing firm lyon the ground. 0007
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated (1 to5 ).
Specified tightening torq ue: 130 Nm. 000A
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. 0007
Makesure the wheel bolts or wheel
nuts are tightened tothe prescribed
tightening torque. 0007
Ifyo u are not sure, do not mo vethe
ve hicle. Consult a qualified specialist 450
Wheels and tyres

1,
2, 3 ...
4MATIC ..................................................... 167
Fu nction ............................................... 167
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 .................................... 23
360° Camera .......................................... .223
Fu nction .............................................. 223
Opening the camera co ver (r eve rsing
camera) .............................................. .226
Selecting a view .................................. 226
Setting favo urites ................................ 226
Swit ching automatic operation
on/off (r eversing camera) .................. .226 A
A/C function Switching on/off (control panel) ......... 14 3
ABS (Anti-lock Braking Sy stem) ............ .184 Ac
celeration
see Kickdown
Ac cess data
Editing (Blue tooth®
) .............................3 54
Setting (Blue tooth®
) ............................ 353
Ac cident and breakdown manage‐
ment
Mercedes me connect ........................ .347
Ac oustic locking verification signal
Ac tivating/deactivating ......................... 75
Ac tivating/deactivating automatic
vo lume adjustment
Burmes ter®
sur round sound sy stem ... 386
Ac tive Blind Spot Assi st.......................... 237
Ac tivating/deactivating ...................... .240
Brake application ................................. 238
Fu nction .............................................. 237
Sy stem limitations ...............................2 37
Tr ailer operation .................................. 238
Ac tive bonn et(pedestrian pr otection) .. 388
Operation ............................................ 388
Re setting ............................................. 388 Ac
tive Brake Assi st
Fu nction/no tes ................................... 189
Setting ................................................. 19 5
Ac tive Di stance Assist DISTRO NIC........ 19 9
Ac tive Emergency Stop Assist .............2 09
Ac tive Lane Change Assi st.................. 208
Calling up a speed ............................... 201
Displa ysinthe instrument display .......2 09
Fu nction .............................................. 19 9
Increasing/decreasing speed .............. 201
Re quirements: .................................... .201
Ro ute-based speed adap tation ........... .204
Selecting ............................................. 201
St eering wheel buttons ........................ 201
St oring a speed ................................... 201
Switching off/deactivating .................. 201
Switching on/activating ......................2 01
Sy stem limitations ...............................1 99
Ac tive Eme rgency Stop Assist ...............209
Ac tive headlamps .................................... 13 0
Ac tive Lane Change Assi st..................... 208
Ac tivating/deactivating ...................... .209
Fu nction .............................................. 208 Index
541

Overview .............................................
370
Sea rching for a track ........................... 372
Sea rching for and auth orisingthe
device .................................................. 371
Selecting a media pl ayer ..................... 372
Switching device via NFC .................... 372
Boot lid Activating/deactivating theta ilgate
opening limiter ...................................... 84
Closing .................................................. 84
Locking separa tely ................................ 84
Opening .................................................83
Opening dimensions ............................4 67
Boot separator Closing .................................................. 91
Opening .................................................91
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid
No tes .................................................. 465
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 188Brakes
ABS (Anti-lo ckBraking Sy stem) ........... 184
Ac tive Brake Assi st.............................. 189
Ad aptive brake lights .......................... .195
BA S (Brake Assi stSystem) .................. 185
Driving tips .......................................... 15 2
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 188
HOLD function .................................... .211
Limited braking ef fect (salt-trea ted
ro ads) .................................................. 15 2
New/replaced brakepads/brake
discs .................................................... 15 2
Ru nning-in no tes ..................................1 52
Braking assi stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 18
To w- starting ........................................ 427
To wing away ........................................ 423
Tr ansporting theve hicle ......................4 25
Wheel change ...................................... 445
Breakdown see Flat tyre Breakdown assistance call
see Mercedes me connect
Burmes ter®
sur round sound sy stem .....3 85
Ad justing the balance/fader ............... 386
Ad justing the sound focus ................... 386
Ad justing treble, mid-range and bass
settings ............................................... 386
Au tomatic volume adjustment ............ .386
Calling up the sound menu .................. 385
Information .......................................... 385
Switching the sur round sound on/off
............................................................ .386
Buttons Steering wheel .....................................2 51 C
Call list Making a call ...................................... .338
Overview ............................................. 338
Calling up the sound menu
Burmes ter®
sur round sound sy stem ... 385
Calls ..........................................................3 34
Ac cepting ............................................ 334
Ac tivating functions du ring a call ........ 334 546
Index

F
Fa tigue de tection
see ATTENTION ASSIST
Fa ult message
see Displ aymessa ge
Favo urites
Ad ding .................................................2 83
Calling up ............................................ 283
Deleting ............................................... 284
Moving ................................................ 283
Overview ............................................. 282
Re naming ............................................ 283
Fi ll le vel
Ad Blue ®
............................................... 255
Fi lling station sear ch
St arting automatic sear ch................... 305
Switching au tomatic sear chon/off ...... 311
Using automatic sear ch....................... 311
Fire extinguisher ...................................... 41 0
Fi rs t-aid kit (soft sided) .......................... 409
Flat towing
see Tow- bar sy stem Flat tyre
....................................................4 10
MOExtended tyres ................................ 411
No tes ................................................... 41 0
TIREFIT kit ............................................ 412
Wheel change ...................................... 445
Floor mats ................................................ 12 6
Fo g light (extended range) ......................1 31
Fo il co vering
Ra dar sensors .....................................1 83
Fo lding draught stop
Care .................................................... 403
Fitting .................................................... 93
Re moving ............................................. .93
Fr ee software ............................................ .31
Fr equencies
Tw o-w ayradio ...................................... 455
Fr equency band
Dialling (on-board computer) .............. .259
Fr ont airbag .............................................. .39
Fr ont passenger seat
see Seat Fu
el .......................................................... .461
Ad ditives .............................................. 461
Diesel .................................................. 461
E10 ...................................................... 460
Fu elreser ve ........................................ 462
Low outside temp eratures ...................4 61
Pe trol ................................................... 460
Quality (diesel) ..................................... 461
Quality (p etro l) .................................... 460
Re fuelling ............................................ 16 8
Sulphur content ................................... 460
Ta nk content ....................................... 462
Fu el consum ption
On-board computer ............................ .256
Fu nction seat
see Door cont rol panel
Fu ses ........................................................ 428
Before replacing a fuse ........................ 428
Fu se assignment diagram ...................4 28
Fu se box in the boot ............................4 30
Fu se box in the engine compartment .. 429
Fu se box in the front passenger foot‐
we ll ...................................................... 430
Fu se box on the dashboard ................. 430
No tes .................................................. 428 558
Index

We
bsite
Calling up ............................................ 356
Showing/hiding thewe b br ows er
menu ................................................... 356
Wheel change
Fitting a new wheel ............................ .449
Lo we ring theve hicle ........................... 450
Preparation ......................................... 445
Ra ising theve hicle ...............................4 47
Re moving a wheel .............................. .449
Re moving/fitting hub caps .................. 446
Wheel change
see Emer gency spa rewheel
Wheel rotation ........................................ .444
Wheels Care .................................................... 403
Changing hub caps .............................. 446
Checking ............................................ .431
Checking the tyre pressure (tyre
pressure monitoring sy stem) ............... 434
Fitting .................................................. 449
Flat tyre ............................................... 41 0
Inter changing ...................................... 444
MOExtended tyres ................................ 411No
ise .................................................. .431
No tes on fitting .................................... 441
Re moving ............................................ 449
Re placing .....................................4 41,445
Re starting the tyre pressure loss
wa rning sy stem ................................... 440
Re starting the tyre pressure monitor‐
ing sy stem ...........................................4 35
Selection ............................................. 441
Snow chains ........................................ 431
St oring ................................................ 444
TIREFIT kit ............................................ 412
Ty re pressure (N otes) .......................... 432
Ty re pressure loss warning sy stem
(function) ............................................. 440
Ty re pressure monitoring sy stem
(function) ............................................. 434
Ty re pressure table .............................. 433
Un usual handling characteristics ........ .431
Wi -Fi ........................................................ .290
Overview ............................................. 290
Setting ................................................. 290
Setting up a hotspot ............................ 291
Setting up an Internet connection ....... 353 Wi
nd deflector
Care ..................................................... 401
Wi ndo ws
Closing (all) .......................................... .84
Opening (all) .......................................... 84
Wi ndo ws
see Side windo ws
Wi ndo ws(Care) ...................................... .403
Wi ndscreen ..............................................1 43
Defrosting ............................................ 14 3
Wi ndscreen
see Windsc reen
see Windshield
Wi ndscreen washer fluid ........................ 467
No tes ................................................... 467
Wi ndscreen washer sy stem
To pping up ...........................................3 95
Wi ndscreen wipers
Changing the wiper blades .................. 137
Switching on/off ................................. 13 6
Wi ndshield ............................................... 137
Changing the wiper blades .................. 137 Index
581