heating MERCEDES-BENZ C-CLASS CABRIOLET 2018 Owners Manual

Fo
lding back 0007
Push the seat back horizon tally by the seat
backrest until it reaches the seat position
th at wa s pr eviously set. 0007
Foldthe seat backrest back until it engages.
Do so as smoo thly as possible.
If th e seat backrest is not engaged, this will
be shown on the multifunction display of the
instrument clus ter.A wa rning tone will also
sound. 0007
Afterth e seat backrest has been folded
bac k,check the position of the head restra int
and set it tothe cor rect position.
If th e set seat position can no longer be reached,
e.g. because of luggage in there ar foot we ll or
af te r occupants ha veentered there ar of the
ve hicle: 0007
Pull the seat release handle 1again and
re turn the seat backrest toan upright posi‐
tion.
The seat will lock in the new fore -and-aft
position. Switching the seat heating on/o
ff 000A
WARNING Risk of bu rns due torepeat‐
edly switching on the seat heater
Re peatedly switching on the seat heater can
cause the seat cushion and seat backrest
padding tobecome very hot.
The health of persons with limited temp era‐
ture sensitivity or a limited ability toreact to
high temp eratures may be af fected or they
may even su ffer burn-like injuries. 0007
Do not repeatedly switch on the seat
heater. To
protect against overheating, the seat heating
may be temp orarily deactivated af ter it is
switched on repeatedly.
000E NO
TEDama getothe seats caused by
objects or documents when the seat
heater is switched on When
the seat heater is switched on, over‐
heating can occur due toobjects or docu‐ ments placed on
the seats e.g. seat cushions
or child seats. This could cause damage to
th e seat sur face. 0007
Makesure that no objects or docu‐
ments are on the seats when the seat
heater is switched on. Re
quirements:
R the po wer supp lyis switched on 108
Seats and stowing

0007
Toswitch on/increase the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
Depending on the heating le vel, up tothree
indicator lamps light up. 0007
Toswitch off/reduce the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
If all indicator lamps are off, the seat heater
is switched off.
0009 The seat heater automatically switches down
from theth re e heating le vels af ter 8, 10and
20 minutes until the seat heater is switched
off. Setting
the panel heating Multimedia sy
stem:
0018 Vehicle 0019
î Vehicle settings
0019 Panel heating
When the seat heater is switched on, the armr‐
ests in theve hicle as well as the cent reconsole
can be hea ted using this function.
Setting options 0007
Select Front and rear, Front only,Rear only
or Off . Switching
the seat ventilation on/off Re
quirements:
R the po wer supp lyis switched on 0007
Toswitch on/increase the le vel:press but‐
to n1 repeatedly until the desired ventila‐
tion le vel is set.
Depending on theve ntilation le vel, up to
th re e indicator lamps light up. 0007
Toswitch off/reduce the le vel:press but‐
to n1 repeatedly until the desired ventila‐
tion le vel is set.
If all indicator lamps are off, the seat ventila‐
tion is switched off. Switching AIRSCARF on/o
ff 000A
WARNING Risk of bu rns caused bythe
heating output from AIRSCARF being too
high
When AIRSCARF is switched on, very hot air
can flow from the outlet opening in the head
re stra ints.
This could result in burns in the immediate
vicinity of the outlet opening. 0007
Turn the heating output down in good
time. Seats and
stowing 109

0007
Maintain a suitable dis tance from the
outlet opening. Re
quirements:
R the po wer supp lyis switched on AIRSCARF
warmsth e head and neck area of
ve hicle occupants with warm air. The warm air
fl ow s out of theve nts in the head restra ints. 0007
Toswitch on: press button 1.
All indicator lamps are on.
0009 During the switch-on process, the blo wer
st arts up on lyafte r a preheating phase last‐
ing se ven seconds. 0007
Toreduce the le vel:press button 1
re peatedly until the desired heating le vel is
set.
Depending on the heating le vel, up tothree
indicator lamps light up. 0007
Toswitch off: press button 1repeatedly
until all the indicator lamps go out.
0009 After switching off, the blo werru ns on for a
fe w seconds tocool down the heating ele‐
ments.
0009 Ifth eve hicle battery voltage is too lo w,AIR‐
SCARF may switch off. 0007
Adjusting the AIRSCARF vent
(0013 page 146).
Make sure that there are no objects co vering the
air intake on the back of the head restra int. Make sure
that objects do not enter theve nts in
th e head restra ints. St
eering wheel Ad
justing the steering wheel manually 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. 11 0
Seats and stowing

0007
Toopen: pull co ver2 out byits top handle
edge. 0007
Toremo vethe inser t:push ribbing 3from
th e left side and pull insert 1upwards and
out. 0007
Tofit the inse rt:fit insert 1from ab ove
and press down on the holder until it
engages. Using
the cigar ette lighter in the front centre
console 000A
WARNING ‑ Risk of fire and injury from
th e hot cigar ette lighter
Yo u can burn yourself if youto uch the hot
heating element or the soc ket of the ciga‐
re tte lighter.
In addition, flammable materials may ignite
if:
R you drop the hot cigar ette lighter
R ach ild holds the hot cigar ette lighter to
objects, forex ample 0007
Alw ays hold the cigar ette lighter bythe
knob. 0007
Alw ays make sure that the cigar ette
lighter is out of reach of children. 0007
Never lea vechildren unat tended in the
ve hicle. Re
quirements:
R The ignition is switched on. 0007
Press in cigar ette lighter 1.
The cigar ette lighter will pop out automati‐
cally when the heating element is red-hot. Soc
kets Using the
12V so cket inthe front centre
console Re
quirements:
R Only devices up toa maximum of 180 W
(15 A) are permissible. 0007
Lift up soc ket cap 1. 0007
Inse rtthe plug of the device.
If yo u ha veconnected a device tothe12 V
soc ket, le ave the co ver of thestow age compart‐
ment open. Seats and
stowing 12 3

Ad
justing the AIRSCARF vents 000A
WARNING Risk of bu rns caused bythe
heating output from AIRSCARF being too
high
When AIRSCARF is switched on, very hot air
can flow from the outlet opening in the head
re stra ints.
This could result in burns in the immediate
vicinity of the outlet opening. 0007
Turn the heating output down in good
time. 0007
Maintain a suitable dis tance from the
outlet opening. 000E
NO
TEDama gecaused toAIRSCARF by
th e use of pr otective co vers If a pr
otective co ver is placed overth e front
seat head restra ints, theflow of air from the
AIRSCARF vent is hinde red.
This can cause AIRS CARF toove rheat and be
damaged. 0007
Do not use pr otective co vers on head
re stra ints with AIRSCARF. Make sure
that there are no objects co vering the
intake grille on the back of the head restra int. 0007
You can adjust the blo wer output of AIR‐
SCARF vents 1using the AIRSCARF button
(0013 page109). 0007
Adjust the height of AIRSCARF vents 1and
th e cur rent of air byadjusting the height of
th e head restra int (0013 page104). 14 6
Climate cont rol

0007
Dep ress the brake pedal and start theve hicle
using thest art/ stop button.
Any fur ther starts with th e DigitalVehicle
Key
The key is not needed for any fur ther starts. 0007
Place the mobile phone or Digital Vehicle Key
st icke r in the mar ked space 1. 0007
Depress the brake pedal and start theve hicle
using thest art/ stop button.
The "Digital Vehicle Key" service can be deacti‐
va ted in Mercedes me connect at http://
www.mercedes.me. The function is then deacti‐
va ted in the mobile phone via an online connec‐
tion. If connection tothe Internet is not possible,
e.g. af terth e mobile phone or the Digital Vehicle
Ke yst icke r has been stolen, theke y function can
be deacti vated at a Mercedes-Benz service
centre.
St arting theve hicle in emer gency operation
mode
If th eve hicle does not start and thePlace the
key in the marked space See Owner's Manual
message appears in the multifunction displa y,yo
u can start theve hicle in emer gency operation
mode. 0007
Makesure that mar ked space 2is em pty. 0007
Remo vekey1 from theke yring. 0007
Place key1 in mar ked space 2onthe
symbol 3.
The vehicle will start af ter a short time. If
yo ure mo vekey1 from mar ked space 2
th e engine continues running. For fur ther
engine starts ho wever,ke y1 must be loca‐
te d in mar ked space 2on symbol 3during
th e entire journe y. 0007
Have theke y1 checked at a qualified spe‐
cialist workshop.
If th eve hicle does not star t: 0007
place key1 in mar ked space 2and lea ve
it th ere. 0007
Vehicles with manual transmission:
depress the clutch pedal. 0007
Depress the brake pedal and start theve hicle
using thest art/ stop button.
0009 You can also swit chon the po wer supp lyor
th e ignition with thest art/ stop button. St
arting theve hicle via Remo teOnline serv‐
ices Cooling or heating
theve hicle interior before
commencing your journey
0009 This function is not available in all countries. 15 0
Driving and pa rking

000A
WARNING Risk of accident due to
unsuitable foot we ar
Operating the pedals may be impaired by
we aring unsuitable foot we ar, e.g.:
R plat form shoes
R high-heeled shoes
R slippers 0007
Alw ayswe ar suitable foot we ar when
driving so that you can operate the ped‐
als safel y. 000A
WARNING Risk of accident when switch‐
ing off the ignition when driving
If yo u swit choff the ignition while driving,
saf ety functions are restricted or no longer
av ailable. This may af fect the po werst eering
sy stem and the brake forc e boosting, for
ex ample.
Yo u will then need touse considerably more
fo rc eto steer and brake. 0007
Do not switch off the ignition while driv‐
ing. 000A
DANG ER Risk of fata l injuries due to
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and can lead topoisoning. 0007
Never lea vethe engine running in an
enclosed space wi thout suf ficient venti‐
lation. 000A
WARNING Risk of skidding and of an
accident due toshifting down on slippery
ro ad sur faces
If yo u shift down on slippery road sur faces to
inc rease the engine braking ef fect, the drive
wheels may lose traction. 0007
Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect. 000A
DANG ER Risk of fata l injuries due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case, forex ample, if theve hi‐
cle is stuck in sn ow. 0007
When the engine or thest ationary
heater are running, keep theta ilpipe
and the area around theve hicle clear of
sno w. 0007
Open a window on the side of theve hi‐
cle facing the wind toensure an ade‐
qu ate supply of fresh air. 000A
WARNING Risk of accident due tothe
brake sy stem overheating
If yo u lea veyour foot on the brake pedal
when driving, the brake sy stem may over‐
heat.
This increases the braking dis tance and the
brake sy stem may evenfa il. Driving and parking
15 3

000E
NO
TEDama gecaused bythe wrong fuel Ve
hicles with a petrol engine:
Even small amounts of the wrong fuel could
re sult in damage tothe fuel sy stem, the
engine and the emission control sy stem. 0007
Only refuel using unleaded, sulphu r-free
fuel that con form sto European EN 228,
or an equi valent specification. 0007
The RONrequ irement is located in the
fuel filler flap.
Fu el of this specification may con tain up to
10 %ethanol. Your vehicle is suitable for use
with E10 fuel.
Ne verre fuel using any of thefo llowing fuels:
R diesel
R regular petrol with an octane number
lo we rth an 91 RON
R petrol with more than 10%ethanol byvol‐
ume, e.g. E15, E30, E85, E100 R
petrol with more than 3% me thanol by
vo lume, e.g. M15, M30
R petrol with additives con taining me tal
If yo u acciden tally refuel with the wrong fuel: 0007
Do not switch the ignition on. 0007
Consult a qualified specialist workshop. 000E
NO
TEDama gecaused bythe wrong fuel Ve
hicles with a diesel engine:
Even small amounts of the wrong fuel could
re sult in damage tothe fuel sy stem, the
engine and the emission control sy stem. 0007
Only refuel using sulphu r-free diesel
fuel that con form sto European stand‐
ard EN 590, or an equivalent specifica‐
tion.
In countries without sulphur-f ree diesel
fuel, refuel using only lo w-sulphur diesel
fuel with a sulphur content less than
50 ppm. 0007
Vehicles without diesel particulate
fi lter: refuel using only diesel fuel with
a sulphur content less than 500 ppm.
Ne verre fuel using any of thefo llowing fuels:
R petrol
R marine diesel
R heating oil
R pure bio-diesel fuel or vege table oil
R paraf fin or kerosene
If yo u accidentally refuel with the wrong fuel: 0007
Do not switch the ignition on. 0007
Consult a qualified specialist workshop. 000E
NO
TEDo not use diesel torefuel vehi‐
cles with a petrol engine. If
yo u acciden tally refuel with the wrong fuel:
R Do not switch the ignition on. Otherwise
fuel can enter the engine. Driving and parking
16 9

Vo
ice command Function
Scent menu To
display fragrance settings
Energy flow To
display energy flow settings
Ionisation menu To
display ionisation settings
Climate control menu To
display climate control settings
Automatic climate control driver on To
switch on the automatic climate control settings on the driver's side
Light menu To
display light settings
Massage menu To
display massage settings
Massage driver's seat on To
switch on the massage function forth e driver's seat
Massage driver's seat off To
switch off the massage function forth e driver's seat
Outside temperature To
display the outside temp erature
Engine data To
display engine data
Seats menu To
display seat adjustment settings
Seat heating front passenger level "2" To
set the seat heating forth e front passenger seat toleve l 2 276
LINGU ATRO NIC

Cleaning and care
Information on
washing theve hicle in a car
wa sh 000A
WARNING Risk of an accident due to
re duced braking po wer af terwa shing the
ve hicle
Braking ef ficiency is reduced af terwa shing
th eve hicle. 0007
Afterth eve hicle has been washed,
brake carefully while paying attention to
th e traf fic conditions until braking
po we r has been fully restored. 000E
NO
TEDama gedue tounsuitable car
wa sh 0007
Before driving into a car wash make
sure that the car wash is suitable for
th eve hicle dimensions. 0007
Ensure there is suf ficient ground clear‐
ance between the underbody and the
guide rails of the car wash. 0007
Ensure that the clearance width of the
car wash, in particular the width of the
guide rails, is suf ficient. To
avo id damage to yourvehicle when using a
car wash, ensure thefo llowing beforehand:
R toavoid possible water ingress in theve hicle,
it is preferable touse car washes which allow
th e high-pressure pre-cleaning tobe deacti‐
va ted (specification forth e cabriolet pro‐
gram).
R it is imperative toavo id a subsequent hot-
wa x treatment.
R remo vetheke y in order toensure that the
wind deflector on the windscreen retracts.
R Active Dis tance Assi stDISTRONIC and the
HOLD function are deactivated.
R the 360° Camera or there ve rsing camera is
switched off.
R the side windo wsand soft top are closed
comple tely.
R the blo werfo rth eve ntilation/heating is
switched off. R
the windscreen wiper switch is in position
005A.
R theke y is at a minimum dis tance of 3 m
aw ay from theve hicle, otherwise the boot lid
could open unintentionall y.
R in car washes with a con veyo r sy stem: neu‐
tral 005Cis engaged.
0009 In car washes with a con veyo r sy stem: if you
wo uld like tolea vetheve hicle while it is
being washed, make sure theke y is located
in theve hicle. The 005Dgear is otherwise
automatically engaged.
0009 If, af terth e car wash, youre mo vethewax
from the windscreen and wiper rubbers, this
will pr event smearing and reduce wiper
noise. 396
Maintenance and care