2015 MERCEDES-BENZ C-CLASS COUPE warning

i
You can remove the ashtray inser
tand use
the resulting compartmen tfor stowage.
Rear-compartment ashtray X
To open: pull cover ;out by its top edge.
X To remove th einsert: push ribbing =from
the left side and pull insert :upwards.
X To fit th einsert: fit insert :intot he holder
from above and press down int othe holder
until it engages. Cigarett
elighter G
WARNING
You can burn yourself if you touc hthe hot
heatin gelemen torthe socket of the cigarette
lighter.
In addition ,flammable materials can ignit eif:
R the hot cigarett elighter falls
R ac hild holds the hot cigarett elighter to
objects, for example
There is arisk of fire and injury.
Always hold the cigarett elighter by the knob.
Always make sure that the cigarett elighter is
out of reach of children. Never leave children unattended in the vehicle.
Your attention must always be focused on the
traffic conditions. Only use the cigarett elighter
when road and traffic condition spermit. Example
X Turn the key to position 2in the ignition lock
(Y page 145).
X To open: open the stowage compartment
(Y page 309).
X Press in cigarett elighter ;.
Cigarette lighter ;will pop out automatically
when the heatin gelemen tisred-hot.
X To close: push cover :of the stowage com-
partmen tclosed. 12
Vsockets
Genera lnotes X
Turn the key to position 1in the ignition lock
(Y page 145).
The sockets can be used for accessories with a
maximum draw of 180 W(15 A). Accessories
include such item sasmobile phon echargers.
If you use the sockets for long periods when the engin eisswitched off, the battery may dis-
charge.
An emergenc ycut-of fensures that the on-board
voltage does not drop too low. If the on-board
voltage is too low, the power to the sockets is
automatically cut .This ensures that there is suf-
ficient power to star tthe engine.
If you have connected adevic etot he 12 V
socket, leave the cover of the stowage com-
partmen topen. This prevent sthe cover from
being blocked. 316
FeaturesStowing and features

Problems with the 230
Vpower socket Problem
Possible causes/consequences and
M
MSolutions The warning lamp on the
230 Vpower socket is
not lit. The on-board voltage is too low because the battery is too weak.
X Start the engine.
or X Charge the battery (Y page 343).
If the indicator lamp still does not light up: X Consult aqualified specialist workshop. The temperature of the DC/AC converter is temporarily too high.
X Remove the electronic device connector from the 230 Vsocket.
X Let the DC/AC converter cool down.
If the indicator lamp still does not light up after the converter cools
down:
X Consult aqualified specialist workshop. You have connected an electronic device that has
aconstant nominal
power of less than 150 watts, but has avery high switch-on current.
This device will not work. If you connect such adevice, the 230 V
power socket will not supply it with power.
X Connect asuitable electronic device. Mercedes-Benz emergency call sys-
tem
Information on these requirements can be found in the separate multimedia system operating
instructions. X
To open: press cover :for at least one sec-
ond.
X To make an emergency call: press SOS but-
ton ;briefly.
The indicator lamp in SOS button ;flashes
until the emergency call is concluded. X
Wait for avoice connection to the Mercedes-
Benz emergency call centre.
X After the emergency call, close cover :.
You will see amessage if:
R ac onnection to the Mercedes-Benz emer-
gency call centre cannot be made
R ac all has not been automatically forwarded
to the public emergency call centre
In this case, dial the 112emergency number
on your mobile phone.
You can find more information on the Mercedes- Benz emergency call system in the separate
multimedia system operating instructions. Mercedes-Benz Contact
General notes Mercedes-Benz Contact offers fast assistance
at the touch of
abutton –around the clock. For
any queries about the vehicle, Mercedes-Benz
Contact offers afast and easy connecting call to
the Mercedes-Benz Customer Centre. You can, 318
FeaturesStowing and features

for example, request an appointment or call for
help in the event of abreakdown.
The Audi o20/COMAND Online display indi-
cates that acall is active. During the call ,you
can change to the navigation menu by pressing
the NAVI button on the multimedi asystem ,for
example.
Voice outpu tisnot available in this case.
You can find more information on Mercedes-
Benz Contact in the separate multimedi asys-
tem operating instructions.
Breakdown assistance call button X
To call breakdow nassistance: press but-
ton :for breakdown assistance.
The breakdown assistance call is initiated.
The Connecting call
Connecting call message appears in
the multifunction display .The audio system is
muted.
Only in certain countries :avoice message
prompts you to confirm the data transmis-
sion. After confirmation, the required vehicle
data is transmitted. During data transmission, you wil lsee acorresponding symbol in the
display .This may take amoment. You are
then connected to an employee.
X To end acall: press the ~button on the
multifunction steering wheel.
or X Press the corresponding multimedi asystem
button for ending aphone call.
Info call button This function is not available in all countries. X
To call: press info call button :.
The breakdown assistance call is initiated.
The Connecting call Connecting call message appears in
the multifunction display .The audio syste mis
muted.
Only in certain countries :avoice message
prompts you to confirm the data transmis-
sion. After confirmation, the required vehicle
data is transmitted. During data transmission,
you wil lsee acorresponding symbol in the
display .This may take amoment. You are
then connected to an employee.
X To end acall: press the ~button on the
multifunction steering wheel.
or
X Press the corresponding multimedi asystem
button for ending aphone call. Floormats
G
WARNING
Objects in the driver's footwell may restrict
the clearance around the pedals or block a
depressed pedal. This jeopardise sthe oper-
ating and road safety of the vehicle. There is a risk of an accident.
Stow all objects securely in the vehicl esothat
they do not get into the driver's footwell.
Always fit the floormats securely and as pre-
scribe dinorder to ensure that there is always
sufficient room for the pedals. Do not use
loos efloormats and do not place severa lfloor-
mats on top of one another. Features
319Stowing and features Z

Engine compartment
Bonnet
Important safety notes G
WARNING
An unlocked bonnet may open up when the
vehicle is in motion and bloc kyour view. There
is ar isk of an accident.
Never unlock th ebonnet when driving .Before
ever ytrip, ensure that th ebonnet is locked. G
WARNING
When bein gopened and closed, th ebonnet
may suddenly fall int othe closed position.
Ther eisar isk of injury to person sintherange
of movemen tofthebonnet.
Open and close th ebonnet only when nobody
is in th erange of movement. G
WARNING
If you open th ebonnet while th eengine is
overheatin gorwhile there is afireint he
engine compartment, you coul dcom einto
contac twith hot gases or other leaking ser-
vic ep roducts. Ther eisadanger of injury.
Allo wano verheatin gengine to coo ldown
before opening th ebonnet .Ifthere is afirein
th ee ngine compartment, leave th ebonnet
closed and notif ythe fireb rigade. G
WARNING
Ther eare moving component sintheengine
compartment. Certain component smay con-
tinue to mov eorsuddenly mov eagain even
after th eignition has been switched off ,e.g.
th er adiator fan .Ther eisar isk of injury.
If you have to carry out work in th eengine
compartment:
R switch off th eignition
R never touch th edangerous areas surround-
ing moving components, e.g .the rotation
area of th efan R
remove jeweller yand watches
R keep items of clothing and hair, for exam-
ple, away from moving parts. G
WARNING
The ignition system and th efuel injection sys-
te mo perate with ahigh voltage. If you touch
th el ive components, you coul dreceive an
electric shock. Ther eisadanger of injury.
Never touch component softheignition sys-
te mort hefuel injection system when the
ignition is switched on.
Activ ebonnet (pedestria nprotection) Operating principle
! An active bonnet that had been triggered
must be repaired at aqualified specialist
workshop .The active bonnet function will
then be availabl eagain .The additional pedes-
trian protection provide dbytheactive bonnet
will then be restored.
The active bonnet is only availabl eincertain
countries.
The active bonnet can reduc ethe risk of injury to
pedestrians in certain acciden tsituations .Rais-
ing th eactive bonnet increases th eclearance to
hard components, suc hastheengine.
If th eactive bonnet has been triggered, it is
raise datt herear in th earea aroun dthe hinge by
approximately 85 mm .The active bonnet is trig-
gered by pyrotechnics.
For th edrivetot heworkshop ,reset th etrig-
gered active bonnet yourself. If th eactive bon-
net has been triggered, pedestrian protection
may be limited.
Resetting G
WARNING
Certain component sintheengine compart-
men tcoul dbev eryh ot,e .g.t he engine ,the
radiator and part softheexhaust system.
Ther eisar isk of injury when accessing the
engine compartment.
As far as possible, allow th eengine to cool
down and only touch th ecomponent sdescri-
bed in th efollowing. Engine compartment
321Maintenance and care Z

X
With your hand flat, push down active bon-
net :in the area around the hinges on both
sides (arrows) until you feel it engage.
If you can raise the active bonnet slightly in the
area around the hinges, it is not engaged cor-
rectly. Repeat the step.
Opening the bonnet G
WARNING
Certain componentsint he engine compart-
ment could be very hot, e.g. the engine, the
radiator and parts of the exhaust system.
There is arisk of injury when accessin gthe
engine compartment.
As far as possible, allow the engine to cool
down and only touch the componentsd escri-
bed in the following. G
WARNING
When the bonnet is open, and the windscreen wipers are set in motion ,you can be injured by
the wiper linkage. There is arisk of injury.
Always switch off the windscreen wipers and
the ignition before opening the bonnet.
! Make sure that the windscreen wipers are
not folded away from the windscreen .Other-
wise, you could damage the windscreen wip-
ers or the bonnet. X
Make sure that the windscreen wipers are
switched off.
X Pull release lever :on the bonnet.
The bonnet is released. X
Reach into the gap, pull bonnet catc hhan-
dle ;up and lift the bonnet.
If you lift the bonnet by approximately 40 cm, the bonnet is opened and held open automat-
ically by the gas-filled strut.
Closing the bonnet X
Lower the bonnet and let it fall from aheight
of approximately 20 cm.
X Check that the bonnet has engaged properly.
If the bonnet can be raised slightly, it is not
properly engaged. Open it again and close it
with alittle more force. Radiator
Do not cover up the radiator. Do not use thermal mats, insect protection covers or anything sim-
ilar. Doing so can cause the Onboard Diagnos-
tics System to display inaccurat evalues. Some
of these values are legally required and must
alway sbec orrect. 322
Engine compartmentMaintenance and care

Engine oil
Important safety notes G
WARNING
Certain component sintheengine compart-
men tcoul dbev eryh ot,e .g.t he engine ,the
radiator and part softheexhaust system.
Ther eisar isk of injury when accessing the
engine compartment.
As far as possible, allow th eengine to cool
down and only touch th ecomponent sdescri-
bed in th efollowing. G
WARNING
If engine oil comes int ocontac twith hot com-
ponent sintheengine compartment, it may
ignite .Ther eisar isk of fir eand injury.
Mak esure that engine oil does no tspill out
ove rthe fille rneck. Allo wthe engine to cool
down and thoroughly clean th ecomponents
that have com eintoc ontac twith engine oil
before you start th eengine.
General notes Dependin
gonyour driving style, th evehicle
consume supto0.8litres of oil per 1,000 km.
The oil consumptio nmay be higher than this
when th evehicle is new or if you frequently drive
at high engine speeds.
Dependin gontheengine ,the oil dipstick may be
installed at adifferen tlocation.
When checking th eoil level:
R park th evehicle on aleve lsurface
R thee ngine shoul dbeswitched off for approx-
imately fiv eminute siftheengine is at normal
operatin gtem perature
R all vehicle s(excep tMercedes-AM GC63/C
63S): if th eengine is no tatnormaloperating
temperature, e.g .iftheengine was only star-
te db riefly, wait approximately 30 minutes
before carryin gout th emeasurement
The oil leve loftheMercedes-AM GC63/C6 3S
must be checked only when th eengine is at
normal operatin gtem perature. Checking th
eoil level usin gthe oil dip-
stick Example
X Pull oil dipstick :out of th eoil dipstick tube.
X Wipe off oil dipstick :.
X Slowly slide dipstick :intothe guide tub eto
th es top, and tak eitout again after approx-
imately 3seconds.
If th eleve lisb etween MIN mark =and MAX
mark ;,theoil leve liscorrect.
X If th eoil leve lhas dropped to MIN mark =or
below, to pupwith 1.0lof engine oil.
Toppin gupengine oil H
Environmental note
When toppin guptheoil, tak ecaren otto spill
any. If oil enters th esoil or waterways, it is
harmful to th eenvironment.
! Only use engine oils and oil filters that have
been approved for vehicle swithaservic esys-
tem. You can obtain alist of th eengine oils
and oil filters tested and approved in accord- anc ewith th eMercedes-Ben zSpecifications
for Servic eProduct satany Mercedes-Benz
Servic eCentre.
Damage to th eengine or exhaust system is
caused by th efollowing:
R usin gengine oils and oil filters that have not
been specifically approved for th eservice
system
R changing th eengine oil and oil filter after
missing th echang einterval required by the
servic esystem
R usin gengine oil additives
! Do no
tadd to omucho il. Topping up with too
muc hengine oil can result in damag etothe Engine compartment
323Maintenance and care Z

engine or to the catalytic converter. Have
exces
sengine oil siphoned off. Example
X Turn cap :anti-clockwise and remove it.
X Top up the engine oil.
If the oil level is at or below the MIN mark on
the oil dipstick ,top up with 1.0 lofe ngine oil.
X Replace cap :on the filler neck and turn
clockwise.
Make sure that the cap locks securely into
place.
X Check the oil leve lagain with the oil dipstick
(Y pag e323).
For further information on engine oil ,see
(Y pag e375). Other service products
Important safety notes G
WARNING
Certain components in the engine compart-
ment coul dbevery hot, e.g. the engine, the
radiator and parts of the exhaust system.
There is arisk of injury when accessing the
engine compartment.
As far as possible ,allow the engine to cool
dow nand only touch the components descri-
bed in the following. G
WARNING
The cooling system is pressurised, particu-
larl yw hen the engine is warm. If you open the
cap, you coul dbescalded if hot coolant
sprays out. There is arisk of injury. Let the engine cool dow
nbefore you open the
cap. Wea rglove sand eye protection. Open
the cap slowly to release the pressure. G
WARNING
If windscreen washer concentrate comes into contact with hot components of the engine or
the exhaust system, it can ignite. There is a
risk of fire and injury.
Make sure the windscreen washer concen-
trate does not come into contact with the filler neck.
Checking the coolan tlevel X
Park the vehicl eonalevelsurface.
Only check the coolant leve lifthe vehicl eis
on aleve lsurface and the engine has cooled
down.
X Turn the key to position 2in the ignition lock
(Y pag e145).
or
X On vehicles with KEYLESS-GO, press the
Start/Stop button twice (Y page145).
X Check the coolant temperature display in the
instrument cluster (Y page233).
The coolant temperature must be below
70 †.
X Turn the key to position 0(Y pag e145).
or
X On vehicles with KEYLESS-GO, pul lthe Start/
Stop button from the ignition lock
(Y pag e145).
X Slowl yturn cap :halfat urn anti-clockwise
to allow excess pressure to escape. 324
Engine compartmentMaintenance and care

Washing the vehiclea
nd cleaning the
paintwork
Automatic car wash G
WARNING
Braking efficiency is reduced after the vehicle has been washed .There is arisk of an acci-
dent.
After washing the vehicle, brake carefully
while paying attention to the traffic conditions in order to restore full braking efficiency.
! When DISTRONIC PLUS or the HOLD func-
tion is activated, the vehicl ebrakes automat-
ically in certain situations.
To avoi ddamage to the vehicle, deactivate
DISTRONIC PLUS and the HOLD function in
the following or similar situations:
R when towing away
R in ac ar wash
! Make sure:
R the side windows and sliding sunroo fare
close dcompletely.
R the blower for the ventilation/heating is
switched off (OFF button is depressed).
R the windscreen wiper switch is at position
0
R the 360° camera or reversing camera is
switched off.
The vehicl ecouldo therwise be damaged.
! If the key is withi
nthe rear detection range
of KEYLESS-GO, the following situations, for
example, coul dleadtot he boot lid opening
unintentionally:
R using acar wash
R using ahigh-pressure cleaner
Make sure that the key is at least 3maway
from the vehicle.
! Make sure that the automatic transmission
is in neutral position Nwhen washing your
vehicl einat ow-through car wash. The vehicle
may otherwise be damaged.
R Operating with the key:
Do not remove the key from the ignition
lock. Do not open the driver's door when
the engine is switched off or at very low
speeds. Otherwise, whe nintransmission position
Dor Rthe automatic transmission
wil lautomatically switch to park position P
and block the wheels.
R Operating with the Start/Stop button:
Do not open the driver's door whe nthe
engine is switched off or at very low
speeds. Otherwise, whe nintransmission
position Dor Rthe automatic transmission
wil lautomatically switch to park position P
and block the wheels.
Observe the following to make sure that the
automatic transmission stay sinneutral position
N:
Operating with the key and Start/Stop button:
X Make sure the ignition is switched on.
X Make sure that the vehicl eisstationary.
X Depress the brake peda land keep it
depressed.
Operating with the Start/Stop button only: X Engage park position P.
X Releas ethe brake pedal.
X Remove the Start/Stop button from the igni-
tion lock (Y page145).
X Insert the key into the ignition lock.
X Switch on the ignition.
X Depress the brake peda land keep it
depressed.
Operating with the key and Start/Stop button:
X Select neutral N.
X Releas ethe brake pedal.
X Releas ethe electric parking brake, if neces-
sary.
X Switch off the ignition and leave the key in the
ignition lock.
You can wash the vehicl einanautomatic car
wash from the very start.
Was hoff excess dirt before cleaning the vehicle
in an automatic car wash.
After using an automatic car wash, wip eoff wax
from the windscreen and the wiper blades. This
wil lprevent smears and reduce wiping noises
caused by residue on the windscreen.
Washing by hand In some countries
,washing by hand is only
allowe datspeciall yequipped washing bays. Care
327Maintenance and care Z