2018 MERCEDES-BENZ C-CLASS CABRIOLET buttons

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

1
Safetyve sts →
408
2 Buttons forth e SOS emer gency call sy stem
and breakdown assis tance →
346
3 Tocheck and top up operating fluids →
458
4 Totow- start and tow aw ay →
422
5 Flat tyre →
41 0
6 Starting assis tance →
420
7 Haza rdwa rning lights →
13 0 8
Fire extinguisher →
41 0
9 Fuelfiller flap with instruction labels for tyre
pressu re, fuel type and QR code for accessing
th ere scue card →
16 8
A Totow- start and tow aw ay →
422
B TIREFIT kit →
412
C First-aid kit (so ftsided) →
409
D Warning triangle →
409 At
aglance – Emer gencies and breakdowns 19

0073
The
child restra int sy stem must not be put
under stra in by the head restra ints. Adjust
th e head restra ints according ly.
0073 Ne
ver place objects under or behind the
ch ild restra int sy stem, e.g. cushions. 0007
Set the front passenger seat as far back as
possible and mo vethe seat into the highest
position. 0007
Fully retract the seat cushion length adjust‐
ment. 0007
Adjust the seat cushion inclination so that
th e front edge of the seat cushion is in the
highest position and there ar edge of the
seat cushion is in the lo west position. 0007
Set the seat backrest toan almost vertical
position. 0007
Fitthech ild restra int sy stem.
The entire base of thech ild restra int sy stem
must alw aysre st on the sitting sur face of the
front passenger seat. 0007
Alw ays make sure that the shoulder belt
st ra p is cor rectly routed from the seat belt outlet of
theve hicle tothe shoulder belt
guide on thech ild restra int sy stem.
The shoulder belt stra p must be routed for‐
wa rds and down wards from the seat belt out‐
let. 0007
If necessar y,adjust the seat belt outlet and
th e front passenger seat according ly. Note
s on pets in theve hicle 000A
WARNING Risk of accident and inju ry
due toanimals left unsecured or unat‐
te nded in theve hicle
If yo u lea veanimals in theve hicle unatten‐
ded or unsecured, they could possib lypress
down buttons or switches.
Thereby an animal may:
R activate vehicle equipment and become
trapped, forex ample
R swit chsystems on or off and endanger
ot her road users Uns
ecured animals may be throw n around in
th eve hicle in theeve nt of an accident or
sudden steering and braking manoeuvres
and injure vehicle occupants in the process. 0007
Never lea veanimals in theve hicle unat‐
te nded. 0007
Alw ays cor rectly secu reanimals while
driving, e.g. using a suitable animal car‐
ri er. Occupant saf
ety73

If
th eve hicle is not opened within appr oximately
40 seconds af ter unlocking, it loc ksagain. Anti-
th eft pr otection is primed again.
Do not keep theke yto ge ther with electronic
devices or me tal objects. This can af fect the
ke y's functionalit y.
0009 If battery check lamp 2does not light up
af te r pressing the0036 or0037 button, the
battery is dischar ged.
Re placing theke y bat tery ( 0013 page76). Ac
tivating/deactivating the acoustic lo cking
ve rification signal Multimedia sy
stem:
0018 Vehicle 0019
î Vehicle settings
0019 Acoustic lock 0007
Activate 0073or deacti vate 0053 the function. Ac
tivating/deactivating the panic alarm Re
quirements:
R The ignition is switched off 0009
The panic alarm function is only available in
cer tain countries. 0007
Toactivate: press button 1for appro x‐
ima tely one second.
A visual and audible alarm is triggered. 0007
Todeactivate: briefly press but ton1 again.
or 0007
Press thest art/ stop button on the cockpit
(the key is inside theve hicle). Changing
the unlocking settings Po
ssible unlocking functions of theke y:
R cent ral unlocking R
unlocking the driver's door and fuel filler flap 0007
Toswitch between settings: pressthe
0036 and0037 buttons simultaneously for
appr oximately six seconds until the battery
ch eck lamp flashes twice.
If th e unlocking function forth e driver's door
and fuel filler flap has been selec ted:
R pressing the0036 button a second time cen‐
trally unloc kstheve hicle
R Vehicles with KEYLESS-GO: ifyo uto uch
th e inner sur face of the door handle on the
driver's door, only the driver's door and fuel
fi ller flap are unlo cked. Deactivating
theke y functions If
yo u do not use theve hicle or a keyfo r an
ex tended pe riod of time, you can reduce the
energy consum ption of there spective key.Todo
so, deactivate theke y functions. Opening and closing
75

0007
When opening, make sure that nobody
is touching the side windo w. 0007
If someone is trapped, release the but‐
to n immedia tely or pull it in order to
close the side window again. 000A
WARNING Risk of becoming trapped
when closing a side window
When closing a side windo w,body parts
could be trapped in the closing area in the
process. 0007
When closing, make sure that no body
parts are in the closing area. 0007
If someone is trapped, release the but‐
to n immedia tely or press the button in
order toreopen the side windo w. 000A
WARNING Risk of becoming trapped
when children opera tethe side windo ws
Children could become trapped if they oper‐
ate the side windo ws, particularly when unat‐
te nded. 0007
Never lea vechildren unat tended in the
ve hicle. 0007
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. Re
quirements:
R The po wer supply or the ignition is switched
on. 1
Closing
2 Opening
The buttons on the driver's door take prece‐
dence. 0007
Tostart automatic operation: pressthe
0062 button be yond the point of resis tance
or pull and release it. Opening and closing
85

Children in particular could acciden
tally
press the electrical seat adjustment buttons
and become trapped. 0007
While moving the seats, make sure that
hands or other body parts do not get
under the le ver assembly of the seat
adjustment sy stem. 000A
WARNING Risk of inju rydue tohead
re stra ints which are not fitted or are
adjus ted incor rectly
If head restra ints are not fitted or are adjus‐
te d incor rectl y,they cannot pr ovide pr otec‐
tion as intended.
There is an increased risk of injury in the
head and neck area, e.g. in theeve nt of an
accident or when braking. 0007
Alw ays drive with the head restra ints
fi tted. 0007
Before driving off, ma kesure forev ery
ve hicle occupant that the cent reofthe
head restra int supports the back of the
head at about eye le vel. Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be
able toadjust the height and angle of the head
re stra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at it is as close as possible tothe back of your
head. 000A
WARNING Risk of inju ryor death due to
incor rect seat position
The seat belt does not of ferth e intended
le ve l of pr otection if you ha venot mo vedthe
seat backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slide underneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple. 0007
Adjust the seat proper lybefore begin‐
ning your journe y. 0007
Alw ays ensure that the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the cent reofyour shoul‐
der. 000E
NO
TEDama getothe seats when moving
th e seats back The seats may be damaged
byobjects when
moving the seats bac k. 0007
When moving the seats bac k,make
sure that there are no objects in the
fo ot we ll, under or behind the seats. 102
Seats and stowing

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

Switching
thest eering wheel heater on or off Re
quirements:
R The ignition is switched on. 0007
Turn the le ver in the direction of ar row1or
2.
If indicator lamp 3lights up, thesteering
wheel heater is switched on. When
you swit ch the ignition off, thesteering
wheel heater switches off. Easy entry and
exitfeature Using
the easy entry and exitfeature 000A
WARNING Risk of accident when pulling
aw ay during the adjustment process of
th e easy exitfeature
‑ If you pull away while the easy entry and
ex itfeature is making adjustments, you could
lose cont rol of theve hicle. 0007
Alw ayswa it until the adjustment proc‐
ess is comple tebefore pulling away. 000A
WARNING Risk of becoming trapped
while adjusting the easy entry andexit
fe ature
When the easy entry andexitfeature adjusts
th esteering wheel, you and other vehicle
occupants – particularly children – could
become trapped. 0007
During the adjustment process of the
easy entry andexitfeature, make sure
th at no one has any body parts in the
sweep of thesteering wheel. 0007
Movethe adjustment le ver of thesteer‐
ing wheel if there is a risk of becoming
trapped bythesteering wheel.
The adjustment process is stopped. 000A
WARNING Risk of becoming trapped
du ring acti vation of the easy entry and
ex itfeature bychildren
If ch ildren activate the easy entry andexit
fe ature, they can become trapped, pa rticu‐
lar lywhen unat tended. 0007
Never lea vechildren unat tended in the
ve hicle. 0007
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. Ve
hicles with memory function: you can stop
th e adjustment process bypressing one of the
memory function position buttons. 11 2
Seats and stowing