boot MERCEDES-BENZ C-CLASS CABRIOLET 2018 Owners Manual

Symbols
........................................................ 5At
agl ance .................................................... 6
Cockpit ........................................................... 6
Wa rning and indicator lamps ........................ 10
Overhead contro l panel ................................ 14
Door control panel and seat adjustment ....... 16
Emergencies and breakdowns ...................... 18Digital Owner's Manual
.............................20
Calling up the Digital Owner's Manual ..........20 Genera
l notes............................................. 21
Pr otection of the environment ......................21
Ta ke -ba ckof end-of-life vehicles ...................21
Mercedes-Benz Genuine Parts ......................22
Owner's Manual ...........................................23
Operating saf ety .......................................... .23
Declaration of Conformity ............................ 25
Diagno stics connection ................................ 26
Qualified specialist workshop ....................... 27
Ve hicle registration ....................................... 27
Cor rect use of theve hicle ............................28 Information on
the REA CHregulation ........... 28
Implied warranty .......................................... .28
QR code forre scue card ...............................28
Data storage .................................................29
Copyright ...................................................... 31 Occupant saf
ety......................................... 32
Re stra int sy stem ...........................................32
Seat belts ..................................................... 34
Airbags ......................................................... 39
Ro ll bar ........................................................ .46
PRE-SAFE ®
sy stem ....................................... 47
Safely transporting children in theve hi‐
cle ................................................................48
No tes on pets in theve hicle .........................73 Opening and closing
.................................. 74
Ke y ................................................................ 74
Doo rs............................................................ 78
Boot .............................................................. 83
Side windo ws............................................... 84
Soft top ........................................................ 89
Anti- theft pr otection .....................................96 Seats and
stowing ................................... 100
No tes on the cor rect driver's seat posi‐
tion ............................................................. 100
Seats .......................................................... 101
St eering wheel ............................................ 11 0
Easy entry and exitfeature .......................... 11 2
Operating the memory function .................. 11 3
St ow age areas ............................................ .114
Cup holders ................................................ 12 0
Ashtr ayand cigar ette lighter ...................... .122
Soc kets ....................................................... 12 3
Wi reless charging of the mobile phone
and connection with theex terior aerial .......1 24
Fitting/removing thefloor mats ................. 12 6 Light and sight
......................................... 127
Exterior lighting .......................................... 127
Interior lighting ........................................... 13 5
Wi ndsc reen wipers and windscreen
wa sher sy stem ............................................ 13 6
Mir rors ........................................................ 13 8
Operating the sun visors ............................. 1412
Contents

1
Operates the memory function →
11 3
2 Adjusts the seats electrically →
104
3 Switches the seat heater on/off →
108
4 Switches the seat ventilation on/o ff →
109
5 Switches AIRSCARF on/off →
109
6 Operates the outside mir rors →
13 8
7 Opens the boot lid →
83
8 0062 Opens/closes theright side window →
84
9 0062 Opens/closes the left side window →
84
A 0062 Opens/closes there ar right side win‐
dow →
84
B 0062 Opens/closes there ar left side wind ow→
84 C
Opens the door →
79
D 00370036Loc ks/unloc kstheve hicle →
79
E Sets the seat fore -and-aft adjustment →
103
F Only vehicles with Seat Comfort Package:
adjusts the seat cushion length →
103
G Adjusts the 4-w aylumbar support →
104
H Seat adjustment using the multimedia sy stem →
106
I Adjusts the head restra ints →
104
J Only vehicles with Seat Comfort Package:
adjusts the seat cushion inclination →
103
K Adjusts the seat height →
103
L Adjusts the seat backrest inclination →
103 At
aglance – Door control panel and seat adjustment 17

Fr
ont passenger seat Left/rightrear seat
i-Size child restra int sy stem
(ISO/R2, ISO/F2X, ISO/B2,
ISO/B3) Xi
‑U
X Not suitable for an i-Size child restra int sy stem in the "Universal" categor y.i-U Suitable forfo rw ard-facing and rear wa rd-facing i-Size child restrai nt sy stems
in the "Universal" categor y. Fi
tting the ISOFIX or i‑Size child restra int
sy stem on there ar seat 000A
WARNING Risk of inju ryifth ere ar
ben chseat/rear seat and seat backrest
are not engaged
If th ere ar ben chseat/rear seat and seat
backrest are not engaged they could fold for‐
wa rds, e.g. when braking suddenly or in the
ev ent of an accident.
R Ifth is is the case, theve hicle occupant
wo uld be forc ed into the seat belt bythe
re ar ben chseat/rear seat or bythe seat
backrest. The seat belt cann otprotect as intended and could
result in additional
injur y.
R Objects or loads in the boot/load com‐
partment cann otbe restra ined bythe
seat backrest. 0007
Make sure that the seat backrest and
th ere ar ben chseat/rear seat are
engaged before everytrip. If
th ere ar seat backrest is not engaged and
loc ked, there d lock verification indicator will be
visible. 000A
WARNING Risk of inju ryor death if the
permissible gross mass of thech ild and
ch ild restra int sy stem toget her is excee‐
ded
Fo r ISOFIX or i‑Size child restra int sy stems in
which thech ild is secured using the seat belt
integrated in thech ild restra int sy stem, the
permissible gross mass of thech ild and child
re stra int sy stem is 33 kg.
If th ech ild and thech ild restra int sy stem
to ge ther we igh more than 33 kg,th e ISOFIX
or i‑Size child restra int sy stem with integra‐
te d seat belt does not of fer suf ficient pr otec‐
tion. Too much load may be placed on the Occupant saf
ety63

The
risk of injury can be reduced byTo p
Te ther. The TopTe ther belt facilitates an
additional connection between thech ild
re stra int sy stem attached with ISOFIX or
i‑Size and theve hicle. 0007
Fitthe ISOFIX or i‑Size child restra int sy stem
with TopTe ther on there ar seat. Alw ays com‐
ply with thech ild restra int sy stem manufac‐
turer's ins tallation instructions when doing
so. 0007
Foldthere ar seat backrest forw ards. 0007
Attach TopTe ther hook 2toTopTe ther
anchorage 1. 0007
Foldthere ar seat backrest bac k. 0007
Make sure that TopTe ther belt 3is not
twis ted and there ar seat backrest is loc ked. 0007
Secure thech ild restra int sy stem with ISOFIX
or i‑Size. 0007
Tension TopTe ther belt 3from the boot. 0007
Make sure that there is suf ficient seat belt
st ra pto pull tight. 0007
Alw ays comply with thech ild restra int sys‐
te m manufacturer's ins tallation instructions
when doing so. Securing
thech ild restra int sy stem with the seat belt 66
Occupant saf ety

We
ight category
Front passenger front airbag enabled 1
Front passenger front airbag disabled 1, 2
Category III: 22to36 kg UF,LU , L
X Not suitable forch ildren in this we ight categor y.
UF Suitable forfo rw ard-facing child restrai nt sy stems of the "Universal" category
in this we ight categor y. L Suitable
for semi-universal child restrai nt sy stems according totheta ble in "Rec‐
ommended child restra int sy stems", or if theve hicle and the seat are lis ted in the
ch ild restra int sy stem manufacturer's vehicle model list.
U Suitable forch ild restrai nt sy stems of the "Universal" category in this we ight cat‐
egor y. Securing
thech ild restra int sy stem with the
seat belt on there ar seat 000A
WARNING Risk of inju ryifth ere ar
ben chseat/rear seat and seat backrest
are not engaged
If th ere ar ben chseat/rear seat and seat
backrest are not engaged they could fold for‐
wa rds, e.g. when braking suddenly or in the
ev ent of an accident.
R Ifth is is the case, theve hicle occupant
wo uld be forc ed into the seat belt bythe re
ar ben chseat/rear seat or bythe seat
backrest. The seat belt cann otprotect as
intended and could result in additional
injur y.
R Objects or loads in the boot/load com‐
partment cann otbe restra ined bythe
seat backrest. 0007
Make sure that the seat backrest and
th ere ar ben chseat/rear seat are
engaged before everytrip. If
th ere ar seat backrest is not engaged and
loc ked, there d lock verification indicator will be
visible.
When fitting a belt-secu redch ild restra int sys‐
te m, obser vethefo llowing:
0073 Alw
ays comply with the manufacturer's
ins tallation and operating instructions for
th ech ild restra int sy stem used.
0073 Fo
r a child restra int sy stem in the "Univer‐
sal" or "Semi-Universal" categor y,make
sure that the sy stem has been appr oved for
th eve hicle seat. Occupant saf
ety69

Key
Overview of
key functions 000A
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If ch ildren are left unat tended in theve hicle,
th ey could:
R open doo rs,th ereby endangering other
persons or road users.
R get out of theve hicle and be hit by
oncoming traf fic.
R ope rate ve hicle equipment and become
trapped, forex ample.
In addition, children could also set theve hi‐
cle in motion, forex ample, by:
R releasing the parking brake.
R shifting the automatic transmission out of
park position 005Dor shifting manual trans‐
mission into idle position.
R starting the engine. 0007
Never lea vechildren and animals unat‐
te nded in theve hicle. 0007
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle.
This also applies tothe Digital Vehicle
Ke y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. 0007
Keep theve hicle key out of reach of
ch ildren. This also applies tothe Digital
Ve hicle Key if the "Digital Vehicle Key"
function is activated via Mercedes me
connect. 000E
NO
TEDama getotheke y caused by
magnetic fields 0007
Keep theke yaw ay from strong mag‐
netic fields. 1
Locks
2 Battery check lamp
3 Unloc ks
4 Opening the boot lid
0009 The key may vary from the one shown in the
diagram, depending on theve hicle equip‐
ment.
The key loc ksand unlo cksth efo llowing compo‐
nents:
R the doors
R the boot lid
R the fuel filler flap 74
Opening and closing

0007
Tounlo cktheve hicle: touch the inner sur‐
fa ce of the door handle. 0007
Tolock theve hicle: touch sensor sur face
1 or2. 0007
Convenience closing: touch recessed sen‐
sor su rface 2until the closing procedure is
comple te. 0009
Further information on con venience closing
(0013 page 87).
If yo u open the boot lid from outside it is auto‐
matically unloc ked. Problems with KEYLESS-GO
Problem
Possible causes/consequences and 0050
0050Solutions
Yo u can no lon ger lock or unlock the
ve hicle using KEYLESS-GO. Po
ssible causes:
R The key functions ha vebeen deactivated (0013 page75).
R The key bat tery iswe ak or dischar ged.
R There is inter fere nce from a po werful radio signal source.
R The key is faulty. 0007
Activate theke y functions (0013 page75). 0007
Check the battery using the battery check lamp and replace if necessary (0013 page76). 0007
Use the emer gency keyto unlo ckor lock theve hicle (0013 page76). 0007
Have theve hicle and keych ecked at a qualified specialist workshop. Opening and closing
81

0007
Tounlo ck:turn the emer gency key anti-
clo ckwise toposition 0047. 0007
Tolock: turnthe emer gency key clo ckwise to
position 0047. 0007
Carefully press the co ver onto the lock cylin‐
der until it engages and is seated firm ly. Boot
Opening the bo
otlid 000A
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Exhaust
ga ses can enter theve hicle interior if the
boot lid is open when the engine is running,
especially if theve hicle is in motion. 0007
Alw ays switch off the engine before
opening the boot lid. 0007
Never drive with the boot lid open. 000E
NO
TEDama getothe boot lid byobs ta‐
cles ab ovetheve hicle The boot lid swings upwards when it is
opened.
0007
Therefore, make sure that there is suf fi‐
cient clearance ab ovethe boot lid. Yo
u ha vethefo llowing options for opening
the bo otlid: 0007
Pull boot lid remo teoperating switch 1. 0007
Press and hold the008B button on thekey. Opening and closing
83

Closing
the boot lid 000A
WARNING Risk of inju ryfrom unsecu red
items in theve hicle
If objects, luggage or loads are not secured
or not secured suf ficientl y,they could slip,
tip ove r or be throw n around and thereby hit
ve hicle occupants.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. 0007
Alw aysstow objects in such a wayth at
th ey cannot be thro wn around. 0007
Before the journe y,secure objects, lug‐
ga ge or loads against slipping or tipping
ove r. Comply with
the loading guidelines when loading
th eve hicle.
Yo u ha vethefo llowing options toclose the
boot lid: 0007
Pull the boot lid down using the handle
re cess and push it closed. Switching separate bo
otlocking on or off If
yo u centrally unlo ck theve hicle while separate
locking is activated, the boot will remain loc ked. 0007
Toswitch on: slidethe switch toposition
0047. 0007
Toswitch off: slidethe switch toposition
0048. 0009
If an accident has been de tected, the boot
will unlock even if separate lo cking is
switched on. Ac
tivating/deactivating the bo otlid opening
limiter Multimedia sy
stem:
0018 Vehicle 0019
î Vehicle settings
0019 Boot lid open. limiter
This function allo wsyouto avoid bumping the
boot lid on a low garage ceiling, forex ample. 0007
Activate 0073or deacti vate 0053 the function. Side windo
ws Opening and closing
the side windo ws 000A
WARNING Risk of becoming trapped
when opening a side window
When you open a side wind ow, parts of the
body could be dr awn in or become trapped
between the side window and window frame. 84
Opening and closing

R
afte r six hours
R ifth ere is a malfunction in the po wer supply
The side windo wsare closed as far as theve nti‐
lation position rega rdless of thest atus of the
soft top.
If th e side windo wsare bloc ked during auto‐
matic closing, the side window concerned will
open again slightl y.The automatic function is
th en deactivated. Con
venience opening (ventilating theve hicle
before starting a journey) 000A
WARNING Risk of entrapment when
opening a side window
When opening a side windo w,parts of the
body could be dr awn in or become trapped
between the side window and window frame. 0007
When opening, make sure that nobody
is touching the side windo w. 0007
Release the button immediately if
somebody becomes trapped. 000A
WARNING Risk of becoming trapped
when opening/closing the soft top .
When opening or closing the soft top, there
is a risk that parts of the body could become
trapped bymoving parts such as thero of
mechanism, the boot lid, or the side win‐
do ws. 0007
When opening or closing, make sure
that no body parts are in the vicinity of
moving components. 0007
Release the button if somebody
becomes trapped. 0007
Press and hold the0036 button on thekey.
The following functions are per form ed:
R The vehicle is unloc ked.
R The side windo wsare opened when the
boot separator is open.
R The soft top is opened when the boot
separator is closed.
R The seat ventilation of the driver's seat is
switched on. 0007
Tointer rupt convenience opening: release
th e0036 button. Con
venience closing (closing theve hicle
from outside) 000A
WARNING Risk of entrapment caused by
inadver tent con venience closing
When the con venience closing feature is
operating, parts of the body could become
trapped in the closing area of the side win‐
do ws. 0007
Obser vethe comple teclosing proce‐
du re when using con venience closing. 0007
When closing, ma kesure that no body
parts are in the closing area. 000A
WARNING Risk of becoming trapped
when opening/closing the soft top .
When opening or closing the soft top, there
is a risk that parts of the body could become
trapped bymoving parts such as thero of Opening and closing
87