2018 MERCEDES-BENZ C-CLASS CABRIOLET Owners Manual

Ne
verre fuel with one 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 ha veacciden tally refuelled with the
wrong fuel: 0007
Do not swit ch the ignition on. 0007
Consult a qualified specialist workshop. The
following compatibility indication for fuel
applies to yourvehicle: 1
For diesel fuel with a maximum of 7% byvol‐
ume bio-diesel (fatty acid me thyl es ter)
Ac cording toEuropean standard EN 1694 2you
can find the compatibility indications at thefo l‐
lowing locations:
R onthe instruction label on the fuel filler flap
R onthe fuel pump or pump nozzle suitable for
yo ur vehicle thro ughout Europe
Information on low outside temperatures
Re fuel your vehicle with as much winter diesel
fuel as possible at the beginning of winter.
Before changing overto winter diesel fuel, the
fuel tank should be em pty, if possible. When first re
fuelling with winter diesel fuel, only refuel
using a small amount, e.g. toreser veleve l. The
fuel tank can be filled as usual when next refuel‐
ling.
Fu rther information on fuel can be obtained at a
fi lling station or a qualified specialist workshop.
Ta nk content and fuel reser ve
The total capacity of the fuel tank may vary,
depending on theve hicle equipment. 462
Tech nical da ta

Capacity
Model
Total capacity
C 200 (205.4 77)
C 200 4MATIC
C 300 d 50.0 lit
res
or
66.0 litres
C 200 (205.480)
C300
C 300 4MATIC
C 400 4MATIC 66.0 litres
All other models 41.0 litres
or
66.0 litres Mode
lo f whichreser ve
fuel
All model s7 .0 litres Ad
Blue ® Note
s onAdBlue ®
Obser vethe no tes on operating fluids
(0013 page 458).
Ad Blue ®
is a wate r-soluble fluid forth e NOx
ex haust gas af tertre atment of diesel engines.
000E NO
TEMalfunctions due tothe dilution of
Ad Blue ®
or the use of additive-enhanced
Ad Blue ® The function of
the NOx exhaust gas af ter‐
treatment can be impaire dby the use of
unsuitable denoxification agents. 0007
Only use AdBlue ®
in accordance wi th
ISO 222 41 . 0007
Do not dilu teAd Blue ®
wi th wate r. 0007
Do not use additive-enhanced AdBlue ®
. 000E
NO
TEDama geand malfunctions due to
impurities in AdBlue ® Consequences of impu
rities in AdBlue ®
:
R increased emission values
R damage tothe catalytic con verter
R NOx exhaust gas af tertre atment malfunc‐
tions 0007
Avoid impurities in AdBlue ®
. Ad
Blue ®
re sidues cr ystallise af ter a period of
time, and contamina tethe sur faces wi thwhich
th ey come into contact. Clean the dirty sur faces
wi th wate r as soon as possible.
When you open theAd Blue ®
tank, small
amounts of ammonia vapour may escape. Do
not inhale any ammonia vapours that may be
re leased. Only fill th eAd Blue ®
tank in well-venti‐
lated areas. Te
ch nical da ta463

Ad
Blue ®
filling capacity and consum ption
To tal capacity of AdBlue ®
tank Mode
lT otal capacity
All models 14litres Ad
Blue ®
consu mption
Like fuel consu mption, AdBlue ®
consu mption is
highly dependent upon driving style and operat‐
ing conditions. Forth is reason, your vehicle's
actual consum ption figures under normal operat‐
ing conditions may dif fer from the consum ption
fi gures calculated. AdBlue ®
consu mption is
between 1% and 5% of fuel consumption. Ha ve
th eAd Blue ®
supply checked at a qualified spe‐
cialist workshop before making journe ysoutside
of Europe. Before a longer stay outside of
Europe, consult a qualified specialist workshop.
Display theAd Blue ®
ra nge and le vel
( 0013 page 255). Engine oil
Note
s on engine oil
Obser vethe no tes on operating fluids
(0013 page 458). 000E
NO
TEEngine dama gecaused byan
incor rect oil filter, incor rect oil or addi‐
tives 0007
Do not use engine oils or oil filters
which do not cor respond tothe specifi‐
cations explicitly prescribed forthe
service inter vals. 0007
Do not alter the engine oil or oil filter in
order toachie velonger change inter vals
th an presc ribed. 0007
Do not use additives. 0007
Have the engine oil rene we d at regular
inter vals. Mercedes-Benz
recommends that you ha vethe
oil change car ried out at a qualified specialist
wo rkshop.
Only Mercedes-Benz appr oved engine oils may
be used in Mercedes-Benz engines.
Fu rther information on engine oil and oil filters is
av ailable at thefo llowing locations:
R inthe Mercedes-Benz Specifications for
Operating Fluids byentering the designation
- at http://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop
Pet rol engines: for cer tain countries, dif fere nt
engine oils can be used in conjunction wi th
re duced maintenance inter vals. 464
Tech nical da ta

0009
Further information on dif fere nt engine oils
can be ob tained at a qualified specialist
wo rkshop.
Quality and capacity of engine oil
MB-F reigabe or MB-Appr oval Pe
trol engine sM B-Freigabe or MB-
Appr oval
C 18 02 29.3, 229.5, 229.51,
229.52, 229.6
C 400 4MATIC 229.5, 229.6
All other models 229.51 , 229.52,
229.6 1,229.71 MB-F
reigabe or MB-Appr oval Diesel engine
sMB-Freigabe or MB-
Appr oval
All models 228.51,229.3 1,
229.5 1,229.52,
229.6 1,229.71 If
th e engine oils lis ted in theta ble are not avail‐
able, you may add a maximum of 1.0 litr e ofthe
fo llowing engine oils once only:
R petrol engines:
- C18 0: MB-F reigabe or MB-Appr oval
229.3, 229. 51, 229.52 or ACEA A3/B4
- C 400 4MATIC: MB-F reigabe or MB-
Appr oval 229.3 or ACEA A3/B4
- allother models:MB-F reigabe or MB-
Appr oval 229. 31orAC EA C3
R diesel engines: ACEA C3
The following values referto an oil change,
including the oil filter.
Re placement amount Mode
lR eplacement
amount
C 18 07 .0 litres
C 200
C 300 6.6 litres Mode
lR eplacement
amount
C 200 4MATIC
C 300 4MATIC 6.0 litres
C 300 d6 .8 litres
C 400 4MATIC 6.5 litres
All other models 6.3 litres Note
s on brake fluid Obser
vethe no tes on operating fluids
(0013 page 458). 000A
WARNING Risk of an accident due to
va pour poc kets form ing in the brake sys‐
tem
The brake fluid cons tantly absorbs moi sture
from the air. This lo wersthe boiling point of
th e brake fluid. If the boiling point is too lo w,
va pour poc kets may form inthe brake sys‐
te m when the brakes are applied hard. Te
ch nical da ta465

This impairs
the braking ef fect. 0007
Have the brake fluid rene we d at the
specified inter vals. Ha
ve the brake fluid regularly replaced at a
qu alified specialist workshop.
Only use brake fluid appr ovedby Mercedes-Benz
according toMB-F reigabe or MB-Appr oval 33 1.0.
Yo u can obtain fur ther information on brake fluid
in thefo llowing places:
R inthe Mercedes-Benz Specifications for
Operating Fluids
- at http://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo App
R at a qualified specialist workshop Coolant
Note
s on coolant
Obser vethe no tes on operating fluids
(0013 page 458). 000A
WARNING Risk offire ‑ and inju ryfrom
antifreeze
If antifreeze comes into contact with hot
component parts in the engine compart‐
ment, it may ignite. 0007
Allow the engine tocool down before
yo uto p up the antif reeze. 0007
Make sure that no antifreeze spills out
next tothefiller opening. 0007
Thoroughly clean the antif reeze from
component parts before starting the
ve hicle. 000E
NO
TEDama gecaused byincor rect cool‐
ant 0007
Only add coolant that has been pre‐
mixed with therequ ired antifreeze pro‐
te ction. Information on coolant is
available at thefo l‐
lowing locations:
R inthe Mercedes-Benz Specification for
Operating Fluids 310.1
- at http://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop 000E
NO
TEOverheating at high outside tem‐
peratures If an inapp
ropriate coolant is used, the
engine cooling sy stem is not suf ficiently pro‐
te cted against overheating and cor rosion at
high outside temp eratures. 0007
Alw ays use coolant appr ovedby
Mercedes-Benz. 0007
Obser vethe instructions in the
Mercedes-Benz Specifications for Oper‐
ating Fluids 310.1. Ha
ve the coolant regularly replaced at a qualified
specialist workshop. 466
Tech nical da ta

The proportion of cor
rosion inhibitor/antifreeze
concentrate in the engine cooling sy stem should
be:
R a minimum of 50% (antifreeze pr otection
down toappr oximately -37 °C)
R a maximum of 55% (antifreeze pr otection
down to-45 °C) Note
s on windscreen washer fluid Obser
vethe no tes on operating fluids
(0013 page 458). 000A
WARNING ‑ Risk of fire and injury due to
windscreen washer concentrate
Wi ndsc reen washer concentrate is highly
fl ammable. It could ignite if it comes into
con tact wi thhot engine component parts or
th eex haust sy stem. 0007
Make sure that no windsc reen washer
concentrate spills out next tothefiller
opening. 000E
NO
TEDama getotheex terior lighting
due tounsuitable windsc reen washer
fl uid Uns
uitable windsc reen washer fluids may
damage the plastic sur face of theex terior
lighting. 0007
Only use windscreen washer fluids
which are also suitable for use on plas‐
tic sur faces, e.g. MB SummerFit or MB
Wi nterFit. 000E
NO
TEBlocked spr aynozzles caused by
mixing windscreen washer fluids 0007
Do not mix MB SummerFit and MB Win‐
te rFit with other windscreen washer flu‐
ids. Do not use distilled or de-ionised
water asthefill
le ve l sensor may be triggered er roneously.
Re commended windscreen washer fluid:
R Abo vefreezing point: e.g. MB SummerFit
R Below freezing point: e.g. MB WinterFit Fo
rth e cor rect mixing ratio, referto the informa‐
tion on the antif reeze conta iner.
Mix thewa sher fluid with the windscreen washer
fl uid all year round. Ve
hicle data Ve
hicle dimensions The heights speci
fied may vary as a result of the
fo llowing factors:
R tyres
R load
R condition of the suspension
R optional equipment Te
ch nical da ta467

Height when opened
Model
1 1Height
when
opened
C 200 4MATIC
C 220 d 4MATIC
C 300 4MATIC
C 400 4MATIC 14
95 mm
All other models 1486 mm Ve
hicle dimensions All models
Ve
hicle lengt h4 686 mm
Ve hicle width including out‐
side mir rors 20
16 mm
Ve hicle width excluding out‐
side mir rors 18
10 mm
Wheelbase 2840 mm Ve
hicle height Model
C 200 4MATIC
C 220 d 4MATIC
C 300 4MATIC
C 400 4MATIC
14
16 mm
All other models 1409 mm Ve
hicle height when opening/closing the
ro of Model
C 200 4MATIC
C 220 d 4MATIC
C 300 4MATIC
C 400 4MATIC
19
94 mm
All other models 1989 mm 468
Tech nical da ta

We
ights and loads Please no
tethat forth e specified vehicle data:
R items of optional equipment increase the
unladen weight and reduce the pa yload.
R vehicle-specific weight information can be
fo und on theve hicle identification plate . Tr
ailer hitch Gene
ral no tes on the trailer hit ch Not all models can be used
for trailer operation
(0013 page243).
Modi fications tothe engine cooling sy stem may
be necessar y,depending on theve hicle model.
The retrofitting of a trailer hitch is only pe rmissi‐
ble if a towing capacity is specified in your vehi‐
cle documents.
Fu rther information can be obtained at a quali‐
fi ed specialist workshop. Mounting dimensions
1
Fastening points
2 Overhang dimension
3 Rear axle centre line The
overhang dimension and fastening points
are valid for a trailer hitch ins talled at thefa c‐
to ry. Model
2 2Over‐
hang dimen‐ sion
All model s1 149 mm Pe
rm issible towing capacity The
tongue weight is not included in theto wing
capacity.
Pe rm issible towing capacit y,braked (at a
minimum start-off gradeability of 8% from a
st andstill) Model
Perm issible towing
capacit y,braked
C 18 0, manual trans‐
mission 14
00 kg
All other models 1800 kg Te
ch nical da ta469