2018 MERCEDES-BENZ C-CLASS CABRIOLET spare wheel

Climate control
........................................ 14 3
Overview of climate contro l systems ..........1 43
Operating the climate control sy stem ......... 14 3 Driving and pa
rking .................................. 147
Driving ........................................................ 147
DY NA MIC SELECT switch ........................... 15 9
Manual transmission ..................................1 60
Au tomatic transmission .............................. 16 2
Fu nction of the 4MATIC .............................. 167
Re fuelling .................................................... 16 8
Pa rking ...................................................... .173
Driving and driving sa fety sy stems .............1 83
Tr ailer hit ch................................................. 24 3
Bicycle rack function .................................. 247
Ve hicle towing instructions ........................ .249 Instrument Display and on-board
comp uter.................................................. 250
Instrument display overview ...................... .250
Overview of the buttons on thesteering
wheel ..........................................................2 51
Operating the on-board computer .............. 252
Setting the design ...................................... 253 Setting
the additional value range .............. 253
Overview of displ ays on the multifunc‐
tion display .................................................2 54
Ad justing the instrument lighting ............... 255
Menus and submenus ................................ 255
Head-up Display .......................................... 261 LINGU
ATRO NIC ........................................ 263
No tes on operating saf ety .......................... 263
Ope ration ................................................... 263
Using LINGU ATRO NIC ef fectively ............... 265
Essential voice commands ........................ .266 Multimedia sy
stem .................................. 278
Overview and operation .............................. 278
Sy stem settings .......................................... 287
Fit & Healt hy............................................... 298
Na vigation .................................................. 300
Te lephone .................................................. .327
Online and Internet functions ..................... 352
Media ......................................................... 360
Ra dio .......................................................... 373
TV ............................................................... 376
Sound ......................................................... 385 Main
tenance and care ............................. 387
ASS YST PLUS service inter val display ........ 387
Engine compartment .................................. 388
Cleaning and care ...................................... .396 Breakdown assi
stance ............................ 408
Emergency ................................................. .408
Flat tyre ...................................................... 41 0
Battery (vehicle) .......................................... 417
To w- starting or towing away ....................... 422
Electrical fuses ........................................... 428 Wheels and tyres
..................................... 431
No tes on noise or unusual handling char‐
acteristics .................................................. .431
No tes on regular lyinspecting wheels and
tyres .......................................................... .431
No tes on snow chains ................................ .431
Ty re pressure .............................................. 432
Wheel change ............................................ .441
Emergency spare wheel .............................. 451
Collapsible spare wheel .............................. 452 Contents
3

Re
moving the fire extinguisher 000A
WARNING Risk of accident due toan
incor rectly secu redfire extinguisher in
th e driver's foot we ll
A fire extinguisher in the driver's foot we ll
may impede pedal tra vel or block a
depressed pedal.
This jeopardises the operating and road
saf ety of theve hicle.
Moreo ver,th efire extinguisher can be flung
around in the driver's foot we ll and injure the
driver or other vehicle occupants. 0007
Alw aysst ore and secure thefire extin‐
guisher in the brac ket du ring the jour‐
ne y. 0007
Do not remo vethefire extinguisher
while driving. 0007
Left-hand drive vehicle: pulltab1
upwards. 0007
Remo vefire extinguisher 2. Flat tyre
Note
s onflat tyres 000A
WARNING Risk of accident due toaflat
tyre
A flat tyre se verely affects the driving charac‐
te rist ics as well as thesteering and braking
of theve hicle. Ty
res without run-flat characteristics: 0007
Do not drive on with a flat tyre. 0007
Chan getheflat tyre immediately with
an emer gency spa rewheel or spare
wheel. Alternativel y,consult a qualified
specialist workshop.
Ty res with run-flat characteristics: 0007
Obse rveth e information and warning
no tes on MOExtended tyres (run-flat
tyres). In
theeve nt of a flat tyre, thefo llowing options
are available depending on your vehicle's equip‐
ment:
R Vehicles with MOExtended tyres: it is pos‐
sible tocontinue the journey for a short
period of time. Make sure you obse rvethe
no tes on MOExtended tyres (run-flat tyres)
(0013 page411).
R Vehicles with a TIREFIT kit: you can repair
th e tyre so that it is possible tocontinue the
jou rney fo r a short period of time. Todo this,
use the TIREFIT kit (0013 page412). 41 0
Breakdown assis tance

Obser
vethefo llowing no tes when using snow
ch ains:
R Snow ch ains are on ly permissible for cer tain
wheel/tyre combinations. You can obtain
information about this from a Mercedes-Benz
Service Cent re.
R For saf etyre asons, on lyuse sn ow chainsthat
ha ve been specifically appr ovedfo ryo ur
ve hicle byMercedes-Benz, or snow chains
with the same quality standard.
R If sn ow ch ains are fitted, the maximum per‐
missible speed is 50 km/h.
R Vehicles with Active Park ing Assis t:do
not use Active Parking Assist when snow
ch ains are fitted.
R Vehicles with le vel control: if snowchains
are fitted, only drive at raised vehicle le vel.
0009 You can permanently limit the maximum
ve hicle speed for driving with winter tyres
(0013 page199).
0009 You can deactivate ESP ®
to pull away
( 0013 page188). This allo ws the wheels to
spin, achieving an increased driving forc e. Ty
re pressure Note
s on tyre pressure 000A
WARNING Risk of accident due toinsuf‐
fi cient or excessive tyre pressure
Underinfla ted or overinfla ted tyres pose the
fo llowing risks:
R The tyres may bur st, especially as the
load and vehicle speed increase.
R The tyres may wearexc essively and/or
une venly, which may greatlyimpair tyre
traction.
R The driving characteristics, as well as
st eering and braking, may be greatly
impaired. 0007
Comply with there commended tyre
pressure and check the tyre pressure of
all tyres including the spare wheel regu‐
larly:
R at least once a month
R when the load changes R
before embarking on a lon ger journey
R if operating conditions change, e.g. off-
ro ad driving 0007
Adjust the tyre pressure as necessar y. Driving wi
thtyre pressu rethat is too high or too
low can:
R Sho rten the service life of the tyres.
R Cause increased tyre damage.
R Adversely af fect driving characteristics and
th us driving saf ety, e.g. due toaquaplaning. 000A
WARNING Risk of accident from repea‐
te d tyre pressure drop
If th e tyre pressure drops repeatedl y,the
wheel, valve or tyre may be damaged.
Insuf ficient tyre pressure can cause the tyres
to bur st. 0007
Inspect the tyre for signs of fore ign
objects. 432
Wheels and tyres

wo
rkshop and ha vethe tightening tor‐
qu ech ecked immediately. 0007
Check the tyre pressure of the newly moun‐
te d wheel and adjust according ly.0007
Vehicles with tyre pressure loss warning
sy stem: restart the tyre pressure loss warn‐
ing sy stem (0013 page440).
Except ion:the new wheel is an emer gency
spa rewheel. 0007
Vehicles with a tyre pressure monitoring
sy stem: restart the tyre pressure monitoring
sy stem (0013 page 435).
Exception: the new wheel is an emer gency
spa rewheel.
Make sure toobser vethefo llowing fur ther rela‐
te d subjec t:
R Notes on tyre pressure (0013 page 432) Emer
gency spare wheel Note
s onthe emer gency spare wheel 000A
WARNING Risk of accident caused by
incor rect wheel and tyre dimensions
The wheel or tyre size and the tyre type of
th e emer gency spa rewheel or spare wheel
and the wheel tobe replaced may dif fer.
Mounting an emer gency spa rewheel/spare
wheel may se verely impair the driving char‐
acteristics.
To preve nt hazardous situations: 0007
Adapt your driving style according lyand
drive carefull y. 0007
Neverfit more than one emer gency
spa rewheel or spare wheel that dif fers
in size. 0007
Only use an emer gency spa rewheel or
spare wheel of a dif fere nt size brie fly. 0007
Do not switch off ESP ®
. 0007
Have the emer gency spa rewheel or
spare wheel of a dif fere nt size replaced
at the nearest qualified specialist work‐ shop. The new wheel must ha
vethe
cor rect dimensions. Check
the tyre pressure of the emer gency spa re
wheel fitted. Co rrect the pressure as necessar y.
The maximum permissible speed with an emer‐
ge ncy spa rewheel fitted is 80 km/h.
Do not fit th e emer gency spa rewheel with sn ow
ch ains.
Re place the emer gency spa rewheel af ter six
ye ars at the latest, rega rdless of wear.
0009 Ve
hicles with a tyre pressure loss warn‐
ing sy stem: If an emer gency spa rewheel is
fi tted the tyre pressure loss warning sy stem
cann otfunction reliabl y.Only restart the sys‐
te m again when the emer gency spa rewheel
has been replaced with a new wheel.
Ve hicles with a tyre pressure monitoring
sy stem: If an emer gency spa rewheel is fit‐
te dth e tyre pressure monitoring sy stem can‐
not function reliabl y.Only restart the sy stem
again when the emer gency spa rewheel has
been replaced with a new wheel. Wheels and tyres
451

Ve
hicles with a tyre pressure monitoring
sy stem: For a few minutes af ter an emer‐
ge ncy spa rewheel is fitted, the sy stem may
st ill display the tyre pressure of there mo ved
wheel.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (0013 page 432)
R Tyre pressure table (0013 page 433) Re
moving the eme rgency spa rewheel The eme
rgency spare wheel is secured in the
emer gency spa rewheel bag in the boot. 0007
Obser vethe information on mounting tyres
(0013 page441). 0007
Open the boot. 0007
Detach thefast ening stra ps. 0007
Unhook there taining spring hooks of thefa s‐
te ning stra ps from the brac kets. 0007
Remo vethe emer gency spa rewheel bag with
th e emer gency spa rewheel. 0007
Open the emer gency spa rewheel bag and
re mo vethe emer gency spa rewheel. Collapsible spa
rewheel Inflating
the collapsible emer gency spare
wheel 000E
NO
TEDama getothe collapsible spare
wheel when lo wering theve hicle Lo
we ring theve hicle without pr eviously
inflating the collapsible spare wheel can
damage its rim. 0007
Inflate the collapsible spare wheel using
th e tyre inflation compressor before
lo we ring theve hicle. 000E
NO
TEOverheating due tothe tyre infla‐
tion compressor running too long 0007
Do not runth e tyre inflation compres‐
sor for longer than eight minutes with‐
out inter ruption. Re
quirements:
R Obser vethe manufacturer's saf ety no tes on
th e tyre inflation compressor label and on
th e tyre sealant bottle.
R Mount the collapsible emer gency spa re
wheel as desc ribed (0013 page449).
The collapsible emergency spa rewheel must
be moun ted before it is inflated.
R Remo vethe tyre inflation compressor from
th estow age space under the boot floor
(0013 page412). 452
Wheels and tyres

Seats suitable
for i‑Size child
re stra int sy stems ................................... 62
Seats suitable for ISOFIX child
re stra int sy stems ................................... 58
Securing on the front passenger seat ....72
Secu ring on there ar seat ...................... 69
To pTe ther ..............................................65
Child ren
Av oiding dangers in theve hicle .............49
Basic instructions .................................. 48
Cho ck....................................................... 444
St orage location ..................................4 44
Chock see Chock
CI+ module .............................................. 384
Calling up a menu ................................ 384
CI+ module (TV) Inserting a Smart Card ........................ 384
Cigar ette lighter
Fr ont centre console ........................... 12 3
City lighting ............................................ .132
Cleaning see Care Climate control
........................................ 14 3
Ac tivating/deactivating the A/C
function (cont rol panel) ...................... .143
Ac tivating/deactivating the synchro‐
nisation function (cont rol panel) .......... 14 4
Air di stribution settings .......................1 44
Air-reci rculation mode ........................ .144
Au tomatic control ................................ 14 4
Defrosting the windscreen ...................1 43
Demisting wind ows............................. 14 4
Fr ont air vents ..................................... 14 5
Ionisation ............................................. 14 5
No te .................................................... 14 3
Re ar air vents ...................................... 14 5
Sets the air flow ................................... 14 3
Setting the air distribution ...................1 43
Setting thete mp erature ......................1 43
Switching on/off ................................. 14 3
Switching there ar wind owheater
on/off .................................................1 43
THERMATIC control panel .................... 14 3
Ve ntilating theve hicle (con venience
opening) ................................................ 87
Cockpit ........................................................ .6
Overview .................................................6 Cof
fee cup symbol
see ATTENTION ASSIST
Collapsible spare wheel .......................... 452
No tes .................................................. 452
COMAND Online see Multimedia sy stem
COMAND Touch
Managing devices ................................ 292
Combination switch ................................12 9
Compass .................................................. 326
Compu ter
see On-board computer
Connection status
Displ aying ............................................ 355
Overview ............................................ .355
Connectivity Switching transmission of theve hicle
position on/off .................................... 289
Contacts ................................................... 335
Calling up ............................................ 336
Deleting ............................................... 337
Downloading (from mobile phone) ...... 336
Importing ............................................. 337 548
Index

Emer
gency engine start .......................... 427
Emer gency key
Inserting/removing ................................ 76
Locking a door ....................................... 82
Un locking a door .................................. .82
Emer gency operation mode
St arting theve hicle ............................. 15 0
Emer gency spare wheel .......................... 451
No tes ................................................... 451
Re moving ............................................ 452
ENERGIZI NGcomfort
Overview of programs ........................ .299
St arting the program ........................... 300
Engine ECO start/ stop function ......................1 54
Engine number .................................... 456
St arting (Digital Vehicle Keyst icke r) .... 14 9
St arting (eme rgency operation
mode) .................................................. 15 0
St arting (mobile phone) ...................... .149
St arting (Remo teOnline) ......................1 51
St arting (s tart/s top button) .................1 48
St arting assis tance .............................. 420
Switching off (s tart/s top button) .........1 73Engine bonnet
Function (active bonnet) ...................... 388
Opening/closing ................................. 389
Re setting (active bonnet) .................... 388
Engine data Displaying ............................................ 16 0
Engine electronics Notes ................................................... 454
Engine number ........................................4 56
Engine oil ................................................. 392
Ad ditives .............................................4 64
Capacity .............................................. 465
Checking the oil le vel using the oil
dipstick ................................................ 391
Checking the oil le vel using the on-
board computer ................................... 392
MB-Fr eigabe or MB-Appr oval .............. .465
Quality ................................................. 465
To pping up ...........................................3 92
Entering characters
Fu nction/no tes ................................... 285
On theto uchpad .................................. 287
Using the controller ............................. 286 EQ Boost
Glide mode .......................................... 16 6
Operating saf ety .................................... 23
ERA-G LONA SS test mode
St arting/ending .................................. 352
ESC (Elect ronic Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assist ................................. 188
Tr ailer stabilisation .............................. 188
ESP ®
(Electronic Stability Prog ram) ...... 185
Ac tivating/deactivating ...................... .188
Fu nction/no tes ................................... 185
EU general operating permit number ....456
Exterior lighting Care .................................................... 403
Ex terior lighting
see Lights
External device Locking (child saf ety lock) .................. .293 Index
557

Shift paddles
see Steering wheel gearshift paddles
Shifting gears
Gea rshift recommendation .......... 162, 16 5
Short messages see Text messa ges
Side impact airbag .................................... 39
Side impact pr otection ............................ 217
Side windo ws............................................. 84
Au tomatic function ................................ 86
Closing .................................................. 84
Closing (all) .......................................... .84
Closing using theke y ............................ .87
Con venience closing .............................. 87
Con venience opening ............................ 87
Opening .................................................84
Opening (all) .......................................... 84
Opening with theke y ............................ .87
Problem .................................................88
Ra in-closing feature .............................. .86
Smart card Inserting ..............................................3 84Smartphone
Locking theve hicle ................................ 79
Un locking theve hicle ............................79
Smartphone see Android Auto
see Apple CarPlay™
see Mercedes-Benz Link
see Telephone
Snow chains ............................................. 431
Soc ket (12 V) ............................................ 12 3
Fr ont centre console ........................... 12 3
Re ar .................................................... .124
Soft top
Care .................................................... .401
Closing (soft- top switch) ........................ 89
Closing using theke y ............................ .87
Opening (soft-top switch) ......................89
Opening with theke y ............................ .87
Problem .................................................95
Re locking .............................................. .91
Soft-top switch .......................................... 89
Software update ...................................... 296
Impor tant sy stem updates ...................2 97
Information .......................................... 296 Pe
rforming .......................................... 297
Sound PRE-SAFE ®
Sound ................................. 47
Wheels and tyres ................................. 431
Sound see Burmes ter®
sur round sound sy stem
see Tone settings
Sound settings Adjusting the balance/fader ............... 385
Ad justing treble, mid-range and bass
settings ............................................... 385
Au tomatic volume adjustment ............ .385
Spare wheel see Collapsible spa rewheel
see Emer gency spa rewheel
Spectacles compa rtment ........................ 11 6
Speech dialogue sy stem
see LINGU ATRO NIC
Speed limitation for winter tyres
Setting ................................................. 19 9
Speedome ter
Digital ................................................. .256 572
Index