2018 MERCEDES-BENZ C-CLASS CABRIOLET tow bar

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

Consequentl
y,thero ll bars cannot pr otect
ve hicle occupants as they are designed to
do. 0007
Have thero ll bars checked immediately
at a qualified specialist workshop. 000A
WARNING Risk of inju rywhen thero ll
bars are triggered
If th ero ll bars are triggered, there is a risk of
injur y.
Alw ays make sure that there is no thing in the
sweep behind there ar head restra ints. 000A
WARNING Danger of inju ryor death
from obstructed roll bars
If yo u lea veobjects or items of clo thing on
th e co vers of thero ll bars, this may restrict
th ero ll bars as they ex tend.
Consequently, thero ll bars cannot pr otect as
th ey are designed todo. Furthermore, the
objects may endanger vehicle occupants
when thero ll bars extend. 0007
Alw ays make sure that theth ere is
no thing in the sweep of thero ll bars. 0007
Alw aysstow and secure objects in the
ve hicle cor rectl y. The
roll bars are under the co vers behind the
re ar head restra ints. The roll bars are triggered
when danger of theve hicle rolling over is de tec‐
te d.
Once thero ll bars ha vebeen triggered, you can
no lon ger close a soft topth at is open. In this
case, consult the next qualified specialist work‐
shop. PRE-SAFE
®
sy stem PRE-
SAFE®
(anticipa tory occupant pr otec‐
tion) PRE-
SAFE®
is able todetect cer tain critical driv‐
ing situations and implement pre-em ptive meas‐
ures toprotect theve hicle occupants.
PRE-SAFE ®
can implement thefo llowing meas‐
ures independently of each other:
R Tightening the seat belts on the driver's seat
and front passenger seat.
R Closing the side windo ws.
R Vehicles with memory function: moving
th e front passenger seat toa more favo ura‐
ble seat position.
R Vehicles with multicontour seat: increas‐
ing the air pressure in the seat side bols ters
of the seat backrest.
R PRE-SAFE ®
Sound: pr ovided that the multi‐
media sy stem is switched on, generates a
brief noise signal tostimulate the innate pro‐
te ctive mechanism of a person's hea ring. Occupant sa
fety 47

Ad
justing the front seat electrically 1
Head restra int height
2 Seat backrest inclination
3 Seat height
4 Seat cushion length
5 Seat cushion inclination
6 Seat fore -and-aft position 0007
Save the settings with the memory function
(0013 page113). Ad
justing the 4-w aylumbar support 1
Raise
2 Soften
3 Lower
4 Harden 0007
Using buttons 1to4 , adjust the conto ur
of the backrest individually tosuit your bac k. Head
restra ints Ad
justing the front seat head restra ints
mechanically 000A
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion 0007
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. 104
Seats and stowing

0007
Release there ar seat backrest and fold it for‐
wa rds slightly (0013 page116). 0007
Pull the head restra int upwards as far as it
will go. 0007
Push release knob 1inthe direction of the
ar row and pull out the head restra int.
Fi tting 0007
Inse rtthe head restra int such that the
notches on the bar are on the left when
vie we d in the direction of tra vel. 0007
Push the head restra int down until it
engages. 0007
Foldthere ar seat backrest back until it
engages. Configuring
the seat settings Multimedia sy
stem:
0018 © 0019
Comfort 0019
Seat comfort 0007
Select a seat.
Ad justing the backrest side bols ters 0007
Select Side bolsters . 0007
Adjust the air cushions.
Ad justing the seat contour in the lumbar
re gion of the seat backrest (lumbar) 0007
Select Lumbar . 0007
Adjust the air cushions. Selecting
the massage prog ramme for the
front seats Multimedia sy
stem:
0018 Vehicle 0019
Seats 0007
Select Driver's seat orFront-passenger area. 0007
Select Massage. 0007
Select a massage programme.
The massage programme runs for appro x‐
ima tely 9to 15 minutes, depending on the
setting. 0007
Toset the massage intensity: switch High
intensity on0073 or off 0053. Re
setting seat adjustments Multimedia sy
stem:
0018 Vehicle 0019
a Seats 0019
Reset 0007
Select YesorNo.
Depending on whe ther the settings forth e driver
or front passenger seat are selected, only the
selected seat can be reset. Fo
lding the front seat backrest forw ards/
back (vehicles with memo ryfunction) Wi
th th e EASY -ENTRY function, the seat will
mo veforw ards if you ha vefolded the seat back‐
re st forw ards. This makes it easier for passen‐
ge rs to get into and out of there ar of theve hi‐
cle. 106
Seats and stowing

Obser
vethefo llowing information when
loading the bicycle rack: Nu
mber
of bicy‐
cles To
tal
we ight
of bicy‐
cle rack
and load Max. dis‐
tance
1 1Max. dis‐
tance
2 2
3U pto
75 kg 420 mm 300 mm Ve
hicle towing instructions
The vehicle is not suitable forth e use of tow bar
sy stems that are used forflat towing or ding hy
to wing, forex ample. Attach ing and using tow bar
sy stems can lead todamage on theve hicle.
When you are towing a vehicle with tow bar sys‐
te ms, safe driving characteristics cannot be
guaranteed forth eto wing vehicle or theto wed
ve hicle. The vehicle-trailer combination may
swer vefrom side toside. Comply with the per‐
mitted towing me thods (0013 page 422) and
th e instructions forto wing with bo thaxles on the
ground (0013 page 423). Driving and parking
249

Connecting USB devices
000E NO
TEDama gecaused byhigh temp era‐
tures High
temp eratures can damage USB devices. 0007
Remo vethe USB device af ter use and
ta ke it out of theve hicle. The multimedia connection unit is
found in the
stow age compartment under the armrest and
has two USB ports.
Depending on theve hicle's equipment, addi‐
tional USB ports can be found in thestow age
compartment of the cent reconsole and in the
re ar passenger compartment. 0007
Connect the USB device tothe USB port.
Pla yable music files are pla yed back only if
th e cor responding media display is activated.
0009 Use the USB port identified by00C2 touse
Apple CarPlay™ and Android Auto.
0009 Depending on theve hicle equipment there is
an additional USB port in there ar passenger
compartment. Ports th at are labelled with a bat
tery symbol can only be used tocharge
USB devices.
Selecting a track in the media playba ck
Multimedia sy stem:
0018 Media
Selecting a track byskipping toa track 0007
Toskip backwards or forw ards toa
track: navigate up or down.
Selecting a track using the cur rent track list 0007
Select 00D3. 0007
Select Current track list. 0007
Select a tra ck.
Selecting playback options
Multimedia sy stem:
0018 Media 0019
Z Options
Playing back similar trac ks 0007
Select Play similar tracks.
A track li stwith similar trac ksis created and
pla yed bac k. Playback mode 0007
Select Random playback of the current track
list.
The cur rent track li stis pla yed in random
orde r. 0007
Select Random playback of the current
medium.
All trac kson the active data storage medium
are pla yed in random orde r. 0007
Select Normal track sequence .
The cur rent track li stis pla yed in the order it
appears on the data storage medium.
Controlling media playback
Multimedia sy stem:
0018 Media 0019
Y Playback control
A bar with playback controls is shown. 0007
Topause playback: select and confirm
Y with th e cent ral control element.
The 00CF symbol is displa yed. 0007
Toresume playback: select and confirm
Y again with the cent ral control element.
The 00D0 symbol is displa yed. 364
Multimedia sy stem

0007
Very slowly drive forw ards or reve rse appr ox‐
imately 10m. 0007
Pump up the tyre again.
Af ter a maximum of ten minu testh e tyre
pressure must be at least 200 kPa (2.0 bar/
29 psi). 000A
WARNING Risk of accident due tothe
specified tyre pressure not being ach‐
ie ved
If th e specified tyre pressure is not achie ved
af te rth e specified time, the tyre is too badly
damaged. The tyre sealant cannot repair the
tyre in this ins tance.
Dama ged tyres and a tyre pressure that is
to o low can significantly impair braking and
handling characteristics. 0007
Do not drive on. 0007
Consult a qualified specialist workshop. If, af
terte n minutes, a tyre pressure of
200 kPa (2.0 bar/29 psi) has been achie ved: 000A
WARNING Risk of accident from driving
wi th sealed tyres
A tyre temp orarily sealed with tyre sealant
impairs driving characteristics and is not
suitable for higher speeds. 0007
Adapt your driving style according lyand
drive carefull y. 0007
Do not exceed the maximum speed
limit with a tyre that has been repaired
using tyre sealant. 0007
Obser vethe maximum permissible speed for
a tyre sealed with tyre sealant 80 km/h. 0007
Affix th e upper section of the TIREFIT sticker
to the instrument clus ter in a location where
it will be easi lyseen bythe driver.
000E NO
TEStaining from leaking tyre sealant Af
ter use, excess tyre sealant may leak out
from thefilling hose. 0007
Therefore, place thefilling hose in the
plastic bag that con tained the TIREFIT
kit. 000F
ENVIRONMEN
TALNO TEEnvironmental
pollution caused byenvironmen tally ir re‐
sponsible disposal Ty
re sealant contains polluta nts. 0007
Have the tyre sealant bottle disposed of
professionall y,e.g. at a Mercedes-Benz
Service Centre. 0007
Switch off the tyre inflation compressor. 0007
Unscr ew thefilling hose from theva lve of the
defective tyre. 0007
Stow th e tyre sealant bottle, the tyre inflation
compressor and thewa rning triangle. 0007
Pull away immediatel y. 0007
Stop driving af ter appro ximately ten minu tes
and check the tyre pressure using the tyre
inflation compressor.
The tyre pressure must now be at least
13 0 kPa (1.3 bar/19 psi). Breakd
own assi stance 415

each time with
the conta cts onyour own
ve hicle firs t. 0007
Afterre moving the jump lead/charging
cable, close co ver2 of positive clamp 3.0007
Close co ver1.
Fu rther information can be obtained at a quali‐
fi ed specialist workshop. Re
placing the 12V battery 0007
Obser vethe no tes on the12 V battery
(0013 page417).
Me rcedes-Benz recommends that you ha vethe
12 V battery replaced at a qualified specialist
wo rkshop, e.g. at a Mercedes-Benz Service
Centre.
Obser vethefo llowing no tes if youwa ntto
re place the battery yourself:
R Alw aysre place a faulty bat tery with a battery
which meets the specific vehicle requ ire‐
ments. The
vehicle is equipped with an AGMtech nol‐
ogy battery (Absorbent Glass Mat) or a li th‐
ium-ion batter y.Fu llve hicle functionality is
only guaranteed with an AGM battery or lith‐
ium-ion batter y.Fo r saf etyre asons,
Mercedes-Benz recommends that you on ly
use bat teries which ha vebeen tested and
appr oved foryo ur vehicle byMercedes-Benz.
R Carryover de tach able parts, such as vent
hoses, elbow fittings or term inal co vers from
th e battery being replaced.
R Make sure that theve nt hose is al ways con‐
nected tothe original opening on the side of
th e batter y.
Fit any existing or supplied cell caps.
Otherwise, gases or battery acid could
escape.
R Make sure that de tach able parts are recon‐
nected in the same way. To
w- starting or towing away Pe
rm itted towing me thods Mercedes-Benz
recommends transporting your
ve hicle in the case of a breakdown, rath er than
to wing it away.
Fo rto wing, use a tow rope or tow bar with bo th
axles on the ground. Do not use tow bar sys‐
te ms.
000E NO
TEDama getotheve hicle due to tow‐
ing away incor rectly 0007
Obser vethe instructions and no tes on
to wing away. 422
Breakdown assis tance