ABS MERCEDES-BENZ C-CLASS CABRIOLET 2018 User Guide

Battery (vehicle)
Note
s onthe12 V battery 000A
WARNING Risk of an accident due to
wo rkcar ried out incor rectly on the bat‐
te ry
Wo rkcar ried out incor rectly on the battery
can, forex ample, lead toa short circuit. This
can lead tofunction restrictions in saf ety-re l‐
eva nt sy stems, e.g. the lighting sy stem, ABS
(anti-lock braking sy stem) or ESP ®
(Elec‐
tronic Stability Prog ram). The operating
saf ety of your vehicle may be restricted.
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R when braking
R intheeve nt of ab rupt steering manoeu‐
vres and/or when theve hicle's speed is
not adap tedto thero ad conditions 0007
Intheeve nt of a sho rtcircuit or a simi‐
lar incident, contact a qualified special‐
ist workshop immediately. 0007
Do not continue driving. 0007
Alw ays ha vewo rkon the battery car ried
out at a qualified specialist workshop. R
Further information on ABS (0013 page184)
R Further information on ESP ®
(0013 page185)
Fo r saf etyre asons, Mercedes-Benz recommends
th at you on lyuse bat teries which ha vebeen tes‐
te d and appr ovedfo ryo ur vehicle byMercedes-
Benz. These batteries pr ovide inc reased impact
pr otection topreve ntvehicle occupants from
suf fering acid bu rns should the battery be dam‐
aged in theeve nt of an accident.
All vehicles except vehicles with a lithium-
ion battery 000A
WARNING Risk ofexplosion due toelec‐
tros tatic charge
Electros tatic charge can cause spa rks which
may ignite the highly flammable gas mixture
in the batter y. 0007
Todischar geany electros tatic charge
th at may ha vebuilt up, touch the me tal
ve hicle body before handling the bat‐
te ry. The highly
flammable gas mixture is created
while the battery is charging and during starting
assis tance. 000A
WARNING Danger of chemical burns
from the battery acid
Battery acid is caustic. 0007
Avoid contact with the skin, eyes or
clo thing. 0007
Do not lean overth e batter y. 0007
Do not inhale battery gases. 0007
Keep children away from the batter y. 0007
Immedia tely rinse battery acid off thor‐
oughly with plenty of clean water and
seek medical attention immediately. Breakdown assi
stance 417

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

These tyres are specially adap
tedto the con‐
trol sy stems, such as ABS, ESP ®
and
4MATIC, and mar ked as follo ws:
R MO = Mercedes-Benz Original
R MOE = Mercedes-Benz Original Extended
(run-flat tyres only for cer tain wheels)
R MO1 = Mercedes-Benz Original (only cer‐
ta in AMG tyres)
Cer tain characteristics, such as handling,
ve hicle noise emissions, fuel consum ption,
et c. may otherwise be adversely af fected.
Fu rthermore, other tyre sizes could result in
th e tyres rubbing against the body and axle
components when loaded. This could result
in damage tothe tyre or theve hicle.
Only use tyres, wheels and accessories that
ha ve been checked and recommended by
Mercedes-Benz. 000E
NO
TERisk todriving saf ety from retrea‐
ded tyres Re
treaded tyres are nei ther tested nor rec‐
ommended byMercedes-Benz, since pr evi‐
ous damage cannot alw ays be de tected on
re treaded tyres.
Fo rth is reason driving saf ety cannot be guar‐
anteed. 0007
Do not use used tyres if you ha veno
information about their pr evious usage. 000E
NO
TEPossible damage towheels or
tyres when driving over obs tacles Large wheels ha
vea lo wer tyre section width.
The lo werth e tyre section width, the greater
is therisk of damage towheels or tyres when
driving over obs tacles. 0007
Avoid obs tacles or drive pa rticular ly
carefully. 000E
NO
TEDama getoelectronic component
parts from the use of tyre-fitting tools Ve
hicles with a tyre pressure monitoring
sy stem: electronic component parts are
located in the wheel. Tyre-fitting tools should
not be applied in the area of theva lve.
The tools could damage the electronic com‐
ponent parts. 0007
Have the tyres changed at a qualified
specialist workshop onl y. 000E
NO
TEDama getosummer tyres at low
ambient temp eratures At
low ambient temp eratures, tears could
fo rm when driving with summer tyres, caus‐
ing permanent damage tothe tyre. 0007
Attemp eratures below 7 °C, use M+S
tyres. Ac
cessory pa rts th at are not appr ovedfo ryo ur
ve hicle byMercedes-Benz or are not being used
cor rectly can impair the operating saf ety. 442
Wheels and tyres

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

Display messages
Possible causes/consequences and 0050
0050Solutions
0024 Release parking brake *
The red0024 indicator lamp flashes.
The electric parking brake is applied while you are driving:
R A condition for auto matic release of the electric parking brake is not fulfilled (0013 page180).
R You are per form ing emer gency braking using the electric parking brake (0013 page182). 0007
Che ckthat the conditions for auto matic release of the electric parking brake are fulfilled. 0007
Release the electric parking brake manually.
007A
0025
00E5
inoperative See Owner's
Manual *
EBD, ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. 000A
WARNING Risk of skidding if EBD, ABS and ESP ®
are malfunctioning
If EBD, ABS and ESP ®
are malfunctioning, the wheels can lock when braking and ESP ®
cann otcar ryout vehicle
st abilisation.
The steering capability and braking characteristics are thus se verely impaired. The br aking distance may
increase in an eme rgency braking situation. In addition, other driving saf ety sy stems are switched off. 0007
Drive on carefull y. 0007
Have the brake sy stem checked immediately at a qualified specialist workshop. 0007
Drive on carefully. 0007
Consult a qualified specialist workshop immediatel y.476
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and 0050
0050Solutions
Once the cause of the problem is no longer present, driving sy stems and driving saf ety sy stems will be available
again.
If th e display message does not disappear: 0007
Pull over and stop theve hicle, paying attention toroad and traf fic conditions. 0007
Clean all senso rs (0013 page 403). 0007
Restart the engine.
0025
00E5
currently unavailable See
Owner's Manual *
ABS and ESP ®
are temp orarily una vailable.
Other driving sy stems and driving saf ety sy stems may also be temp orarily una vailable.
The brake sy stem continues tooperate normally. The braking dis tance may increase in an emergency braking situa‐
tion. 000A
WARNING Risk of skidding if ABS and ESP ®
are malfunctioning
If ABS and ESP ®
are malfunctioning, the wheels could lock when braking and ESP ®
cann otcar ryout vehicle
st abilisation.
The steering capability and braking characteristics are thus se verely impaired. The br aking distance may
increase in an emergency braking situation. In addition, other driving saf ety sy stems are switched off. 0007
Drive on carefull y. 0007
Have ABS and ESP ®
ch ecked immediately at a qualified specialist workshop. 478
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and 0050
0050Solutions 0007
Carefully drive on a suitable stre tch of road, making slight steering mo vements at a speed abo ve30 km/h. 0007
Ifth e display message does not disappear, consult a qualified specialist workshop immediately. Drive carefully.
0025
00E5
inoperative See Owner's
Manual *
ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning.
The brake sy stem continues tooperate normally. The braking dis tance may increase in an emergency braking situa‐
tion. 000A
WARNING Risk of skidding if ABS and ESP ®
are malfunctioning
If ABS and ESP ®
are malfunctioning, the wheels could lock when braking and ESP ®
cann otcar ryout vehicle
st abilisation.
The steering capability and braking characteristics are thus se verely impaired. The br aking distance may
increase in an emergency braking situation. In addition, other driving saf ety sy stems are switched off. 0007
Drive on carefull y. 0007
Have ABS and ESP ®
ch ecked immediately at a qualified specialist workshop. 0007
Drive on carefully. 0007
Consult a qualified specialist workshop immediatel y. Displ
aymessa ges and warning/indicator lamps 47 9

0057
High beam (0013
page 129)
003E003D Tu
rn signal indicator
(0013 page129)
005E Re
ar fog light (0013 page127)
0075 Re
stra int sy stem (0013 page 528)
00E9 Seat belt not
fastened
(0013 page 534)
004D Brakes (yellow) (0013
page 528)
004D Brakes (red) (0013
page 528)
0024 Elect
ric pa rking brake (yellow)
(0013 page 528)
0024 Electric parking brake (red)
(0013
page 528) 0025
ABS malfunction (0013
page 528)
00E5 ESP®
(0013 page 528)
00BB ESP®
OFF (0013 page 528)
L Distance warning (0013 page 534)
00CC Po
we r-assis tedsteering malfunction
(0013 page 539)
00CC AIRMATIC malfunction
(0013
page 534)
00CC DY
NA MIC BODY CONTROL malfunc‐
tion (0013 page 534)
00B9 Engine diagnostics (0013
page 535)
0028 Preglow 003D
Electrical
fault( 0013 page 535)
00B6 Fu
elreser vewith fuel filler flap loca‐
tion indicator (0013 page 535)
00AC Coolant
too hot/cold
(0013 page 535)
0077 Ty
re pressure monitor
(0013 page 538)
00CA Tr
ailer hit chis not operational or is
swivelling(0013 page 539)Saf
ety sy stems Wa
rning/indicator lamp
Possible causes/consequences and 0050 0050Solutions
004D Brake sy stem warning lamp
(red) The
red brake sy stem warning lamp is lit while the engine is running.
Po ssible causes:
R The brake forc e boosting is malfunctioning and the braking characteristics may be af fected.
R The reis insuf ficient brake fluid in the brake fluid reser voir. 528
Display messages and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions 000A
WARNING Risk of accident and inju ryif brake forc e boosting is malfunctioning
If brake forc e boosting is malfunctioning, increased brake pedal forc e may be necessary for braking. The braking
ch aracteristics may be impaired. The braking dis tance can increase in emergency braking situations. 0007
Stop in a safe location immediately. Do not continue driving! 0007
Consult a qualified specialist workshop. 000A
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the braking characteristics may be impaired. 0007
Stop theve hicle as soon as possible, paying attention toroad and traf fic conditions. Do not continue driving. 0007
Consult a qualified specialist workshop. 0007
Do not top up the brake fluid. 0007
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. 0007
Obser vethe messages on the multifunction displa y. 0007
Consult a qualified specialist workshop.
0025 The
yellow ABS warning lamp is lit while the engine is running.
ABS is malfunctioning.
If th ere is an additional warning tone, EBD is malfunctioning. Display messa
ges and warning/indicator lamps 529

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
ABS warning lam pO ther driving sy stems and driving saf ety sy stems may also be malfunctioning. 000A
WARNING Thereisrisk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning, the wheels could lock when braking
The steering capability and braking characteristics are thus se verely impaired. The braking dis tance may increase in
an emergency braking situation. In addition, other driving saf ety sy stems are switched off. 0007
Drive on carefull y. 0007
Have the brake sy stem checked immediately at a qualified specialist workshop. 0007
Drive on carefully. 0007
Obser vethe messages on the multifunction displa y. 0007
Consult a qualified specialist workshop.
0024 Re d indicator lamp, elect ric
parking brake applied
0024 The
red elect ric pa rking brake indicator lamp flashes or is lit. The yellow indicator lamp is also lit if the electric parking
brake malfunctions. 0007
Obser vethe messages on the multifunction displa y.530
Display messages and warning/indicator lamps