ESP MERCEDES-BENZ C-CLASS COUPE 2021 Manual Online

The mobile phone continues
tobe supplied
with elect ricity.
or #
Disconnect the connecting cable between
th e mobile phone and multimedia sy stem.
Mercedes-Benz recommends disconnecting
th e connecting cable only when theve hicle is
st ationar y. Tr
ansfer redve hicle data with Android Auto
and Apple CarPlay ®Overview of transfer
redve hicle data
When using Android Autoor Apple CarPlay ®
, cer‐
ta in vehicle data is transfer redto the mobile
phone. This enables youto getth e best out of
selected mobile phone services. Vehicle data is
not directly accessible.
The following sy stem information is transmit ted:
R Software release of the multimedia sy stem
R System ID (anonymised) The transfer of
this data is used tooptimise
communication between theve hicle and the
mobile phone.
To do this, and toassign se veralve hicles tothe
mobile phone, a vehicle identifier is randomly
ge nerated.
This has no connection totheve hicle identifica‐
tion number (VIN) and is dele ted when the multi‐
media sy stem is reset (/ page274).
The following driving status data is transmit ted:
R Transmission position engaged
R Distinction between par ked, standstill, rolling
and driving
R Day/night mode of the instrument clus ter
The transfer of this data is used toalter how
con tent is displ ayed tocor respond tothe driving
situation.
The following position data is transmitte d:
R Coordinates
R Speed
R Compass direction
R Acceleration di rection This da
tais only transfer red while the navigation
sy stem is active in order toimpr oveit (e.g. so it
can continue functioning when in a tunnel). Mercedes me calls
Making a call via the
overhead control panel
Requ irements:
R You ha veaccess toa GSM networ k.
R The contra ct partner's GSM network co ver‐
age is available in there spective region.
R The ignition is switched on so that vehicle
data can be transfer red automaticall y.
% Mercedes me calls are not possible in every
count ry. Find out at a Mercedes-Benz
service centre if these functions are availa‐
ble in your count ry. 320
Multimedia sy stem

appears asking if
youwo uld like tomake an
appointment. #
Toarra nge a service appointment: select
Call .
Af teryo ur agreement theve hicle data is sent
and a Mercedes-Benz Cus tomer Centre
emplo yee deals with your appointment. The
information is then sent toyour desired
service outlet.
This will contact youto confirm the appoint‐
ment and if necessary consult about the
de tails.
% Ifyo u select Call later afte rth e service mes‐
sage appears, the message is hidden and
re appears at a later time.
Giving consent todata transfer during a
Mercedes me call
Re quirements:
R A service call is active using the multimedia
sy stem (/ page 321) or theove rhead con‐
trol panel (/ page 320).
If th eAc cident and Breakdown Management
service is not acti vated on Mercedes me, theDo you want to transmit vehicle data and the vehi-
cle's position to the Mercedes-Benz Customer
Centre in order to improve the processing of
your request?
message appears. #
Select Yes.
The releva nt vehicle data is sent automati‐
call y.
More information on Mercedes me: https://
www.mercedes.me
Tr ansfer red data during a Mercedes me call
If yo u initiate a service call using Mercedes me,
data is transfer redto enable targeted advice and
an ef ficient service.
The following requ irements must be fulfilled for
th e transfer of the data:
R The ignition is switched on.
R The requ ired data transfer tech nology is sup‐
po rted bythe mobile phone network pro‐
vider.
R The quality of the mobile connection is suf fi‐
cient. Multi-s
tage trans fer depends on thefo llowing
fa ctors:
R Reason forth e initiation of the call
R The available mobile phone transmission
te ch nology.
R The acti vated Mercedes me connect serv‐
ices.
R The service selected in thevo ice control sys‐
te m.
% A prom ptfor consent tothe data transmis‐
sion only occurs if the cor responding
Mercedes me connect service is not activa‐
te d.
Data transfer if Mercedes me connect serv‐
ices are not activated
If no Mercedes me connect services are activa‐
te d and the data pr otection prom pthas been
confirmed thefo llowing data is transmitted:
R Vehicle identification number
R Time of the call
R Reason forth e initiation of the call
R Confirmation of the data pr otection prom pt Multimedia sy
stem 323

ically sent
tothe public emer gency services call
centre.
If no connection can be made tothe public
emer gency services, a cor responding message
appears inthe displa y. #
Dial the emer gency call number 11 2onyour
mobile phone.
If an eme rgency call has been initiated:
R Remain in theve hicle if thero ad and traf fic
conditions permit youto do so until a voice
connection is es tablished with the emer‐
ge ncy call centre operator.
R Based on the call, the operator decides
whe ther it is necessary tocall rescue teams
and/or the police tothe accident site.
R If no vehicle occupant answers, an ambu‐
lance is sent totheve hicle immediately.
Tr iggering a manual emer gency call #
Press and hold the SOS button in theove r‐
head control panel for at least one second. The emer
gency call has been made:
R Avo ice connection is made tothe Mercedes-
Benz emer gency call centre.
R A messa gewith accident data is transmit ted
to the Mercedes-Benz emer gency call centre.
The Mercedes-Benz eme rgency call cent re
can transmit theve hicle position data toone
of the public emer gency services call cen‐
tres.
R Remain in theve hicle if thero ad and traf fic
conditions permit youto do so until a voice
connection is es tablished with the emer‐
ge ncy call centre operator.
R Based on the call, the operator decides
whe ther it is necessary tocall rescue teams
and/or the police tothe accident site.
R In cer tain situations data is also transmitted
in thevo ice channel tothe Mercedes-Benz
emer gency call centre.
This allo wsmeasu resfo rre scue, reco very or
to wing toa Mercedes-Benz Service Cent reto
be initiated quickl y. If
th e Mercedes-Benz emer gency call sy stem
cann otconnect tothe Mercedes-Benz emer‐
ge ncy call centre, the emer gency call is au tomat‐
ically sent tothe public emer gency services call
centre.
If no connection can be made tothe public
emer gency services, a cor responding message
appears inthe media displa y. #
Dial the emer gency call number 11 2onyour
mobile phone.
Ending an unin tentional emer gency call #
Select ~onthe multifunction steering
wheel.
Data transfer of the Mercedes-Benz emer‐
ge ncy call sy stem
In theeve nt of an au tomatic or manual emer‐
ge ncy call thefo llowing data is transmitte d,for
ex ample:
R Vehicle's GPS position data
R GPS position data on thero ute (a few hun‐
dred metres before the incident)
R Direction of tra vel Multimedia sy
stem 327

Gracen
ote, the Graceno telogo and logotype,
"P ow ered byGracen ote", MusicID and Pla ylist
Plus are either regis tere d trademar ksor trade‐
mar ksof Graceno te, Inc. in theUn ited States
and/or other countries. "Made
for iPod", and "Made for iPhone," mean
th at an electronic accesso ryhas been designed
to connect specifically toiPod ®
, or iPhone ®
,
re spectivel y,and has been certified bythe de vel‐
oper tomeet Apple per form ance standards.
Apple ®
is not responsible forth e operation of
th is device or its compliance with saf ety and reg‐
ulatory standards. Please no tethat the use of
th is accessory with iPod, or iPhone may af fect
wi reless per form ance.
iPhone ®
, iPod ®
, iPod classic ®
, iPod nano ®
, and
iPod touch ®
are trademar ksof Apple Inc., regis‐
te re d in theU. S. and other countries. Lightning ®
is a trademark of Apple Inc.
Note s on copyright
Au dio files that you create or reproduce yourself
fo r playback aregeneral lysubject tocopyright
pr otection. In many count ries, reproductions,
eve nfo r private use, are not permitted without
th e prior consent of the copyright holder. Make
sure that you kn owabout the applicable copy‐
ri ght regulations and that you co mply withthese. Switching on media mode
Multimedia sy
stem:
4 Media 5
à Media sources #
Select a media source.
Playable music files are pla yed bac k.
Inserting/removing an SD card &
DANG ER Risk of fata l injury from swal‐
lowing SD cards
SD cards are small parts.
They could be swallo wed and lead tochok‐
ing. #
Keep SD cards out of there ach of chil‐
dren. #
Seek medical attention immediately if
an SD card has been swallo wed. *
NO
TEDama gedue tohigh temp eratures High
temp eratures may damage the SD card. #
Remo vethe SD card af ter use and take
it out of theve hicle. 336
Multimedia sy stem

The multimedia connection unit is
found in the
stow age compartment under the armrest and
has two USB ports.
Depending on theve hicle's equipment, addi‐
tional USB ports can be found in thestow age
compartment of the cent reconsole and in the
re ar passenger compartment. #
Connect the USB device tothe USB port.
Pla yable music files are pla yed back only if
th e cor responding media display is activated.
% Use the USB port identified byç touse
Apple CarPlay ®
and Android Auto.
% Depending on theve hicle equipment there is
an additional USB port in there ar passenger
compartment. Ports th at are labelled with a
bat tery symbol can only be used tocharge
USB devices.
Selecting a track in the media playba ck
Multimedia sy stem:
4 Media
Selecting a track byskipping toa track #
Toskip backwards or forw ards toa
track: navigate up or down. Selecting a track using
the cur rent track list #
Select è. #
Select Current track list. #
Select a tra ck.
Selecting playback options
Multimedia sy stem:
4 Media 5
Z Options
Playing back similar trac ks #
Select Play similar tracks.
A track li stwith similar trac ksis created and
pla yed bac k.
Playback mode #
Select Random playback of the current track
list.
The cur rent track li stis pla yed in random
orde r. #
Select Random playback of the current
medium.
All trac kson the active data storage medium
are pla yed in random orde r. #
Select Normal track sequence .
The cur rent track li stis pla yed in the order it
appears on the data storage medium.
Controlling media playback
Multimedia sy stem:
4 Media 5
Y Playback control
A bar with playback controls is shown. #
Topause playback: select and confirm
Y with th e cent ral control element.
The Ë symbol is displa yed. #
Toresume playback: select and confirm
Y again with the cent ral control element.
The Ì symbol is displa yed.
To fast forw ard/r ewind #
MoveË onthe timeline.
To hide the playback controls #
Press the% button. Multimedia sy
stem 339

ASS
YST PLUS se rvice inter val display Fu
nction of the ASS YST PLUS se rvice inter val
displ ay The ASS
YST PLUS service inter val display on the
instrument display pr ovides information on the
re maining time or dis tance be fore the next
service due date.
Yo u can hide this service display using the back
button on the left-hand side of thesteering
wheel.
Depending on how theve hicle is used, the
ASS YST PLUS service inter val display may
shor tenth e service inter val, e.g. in thefo llowing
cases:
R mainly short-dis tance driving
R when the engine is of ten le ftidling for long
periods
R intheeve nt of frequent cold start phases
R vehicles with a diesel particulate filter: in
th eev ent of frequently inter rupted rege nera‐
tion of the diesel particulate filter Mercedes-Benz
recommends avoiding such
operating conditions.
Yo u can obtain information concerning the serv‐
icing of your vehicle from a qualified specialist
wo rkshop, e.g. a Mercedes-Benz Service Centre. Displaying
the service due da te On-board computer:
4 Service 5
ASSYST PLUS
The next service due date is displa yed. #
Toexitth e displa y:press the back button
on the left-hand side of thesteering wheel.
Bear in mind thefo llowing related topic:
R Operating the on-board computer
(/ page 235). Information on
regular maintenance work *
NO
TEPremature wearthro ugh failure to
obser veservice due dates Maintenance
workwhich is not car ried out at
th eright time or incomple tely can le adto
inc reased wear and damage totheve hicle. #
Adhere tothe prescribed service inter‐
va ls. #
Alw ays ha vethe prescribed mainte‐
nance workcar ried out at a qualified
specialist workshop. Special service
requ irements The prescribed service inter
val is based on nor‐
mal operation of theve hicle. Maintenance work
will need tobe per form ed more of ten if theve hi‐
cle is operated under arduous conditions or
increased loads.
The ASS YST PLUS service inter val display is only
an aid. The driver of theve hicle bears responsi‐
bility as rega rdsto whe ther maintenance work
needs tobe per form ed more of tenth an speci‐ Main
tenance and care 361

#
Allow the engine tocool down and only
to uch co mponent parts described in
th efo llowing. &
WARNING Risk offire and injury from
engine oil
If engine oil comes into con tact wi thhot
component parts in the engine compart‐
ment, it may ignite. #
Make sure that no engine oil is spilled
next tothefiller opening. #
Allow the engine tocool off and thor‐
oughly clean the engine oil from compo‐
nent parts before starting theve hicle. *
NO
TEEngine dama gecaused byan
incor rect oil filter, incor rect oil or addi‐
tives #
Do not use engine oils or oil filters
which do not cor respond tothe specifi‐
cations explicitly prescribed forthe
service inter vals. #
Follow the instructions on the service
inter val display forch anging the engine
oil and obser vethe prescribed change
inter vals. #
Do not use additives. *
NO
TEDama gecaused bytopping up too
much engine oil To
o much engine oil can damage the engine
or the catalytic con verter. #
Have excess engine oil remo ved at a
qu alified specialist workshop. %
Depending on driving style, theve hicle con‐
sumes up to0.8 litr e of oil pe r10 00 km. The
oil consum ption may be higher than this
when theve hicle is new or if you frequently
drive at high engine speeds. #
Turn cap 1anti-clockwise and remo veit. #
Top up the engine oil. #
Replace cap 1and turn it clockwise until it
engages. #
Check the oil le vel again (/ page 365). Maintenance and care
367

R
Do not polish theve hicle and light-alloy
wheels.
R Only use car washes that cor respond tothe
latest engineering standards.
R Do not use car wash programmes with a final
hot wax treatment.
R Do not use paint cleane rs, buf fing or polish‐
ing products, gloss preser vers, e.g. wax.
R Alw ays ha vepaintwork repairs car ried out at
a qu alified specialist workshop. Note
s on cleaning decorative foils Obser
vethe no tes on matt finish care in the
ch ap ter "No tes on paintwork/matt finish paint‐
wo rkcare" (/ page 371). They also app lyto
matt decorative foils.
Obser vethe no tes on cleaning decorative foils to
avo idvehicle damage.
Cleaning R For cleaning, use plenty of water and a mild
cleaning agent without additives or abrasive
subs tances, e.g. a car sha mpoo appr ovedfor
Mercedes-Benz. R
Remo vedirt immediatel y,where possible,
whilst avoiding rubbing too hard. There is
ot herwise a risk of damaging the decorative
fo il ir reparably.
R Ifth ere is dirt on thefinish or if the decora‐
tive foil is dull: use thePa int Cleaner recom‐
mended and appr ovedfo r Mercedes-Benz.
R Insect remains: soak with insect remo ver and
ri nse off the treated areas af terw ards.
R Bird droppings: soak with water and rinse off
af te rw ards.
R Topreve ntwate rst ains, dry a foil-wrapped
ve hicle with a soft, absorbent clo thafter
eve rycar wash.
Av oiding dama getothe decorative foil
R The service life and colouring of decorative
fo ils are impaired by:
- sunlight
- temp erature, e.g. hot air blo wer
- weather conditions
- stone chippings and dirt
- chemical cleaning agents -
oily products
R Do not use polish on matt decorative foil.
Po lishing will ha vethe ef fect of shining the
fo il-wrapped sur face.
R Do not treat matt or stru ctured deco rative
fo ils with wax.Pe rm anent stains may occur.
Sc ratches, cor rosive deposits, areas af fected by
cor rosion and damage caused byincor rect care
cannot al ways be comple tely repaired. In such
cases, visit a qualified specialist workshop.
Yo u can obtain more information on care and
cleaning products from the manufacturer.
In the case of foil-wrapped sur faces, optical dif‐
fe re nces may occur between the sur faces that
we renot pr otected bya decorative foil af ter
re moving a decorative foil.
% Have wo rkor repairs todecorative foils car‐
ri ed out at a qualified specialist workshop,
e.g. in a Mercedes-Benz Service Centre. 372
Maintenance and care

Note
s on care of car parts &
WARNING Risk of entrapment if the
windscreen wipers are swit ched on while
th e windscreen is being cleaned
If th e windscreen wipers are set in motion
while you are cleaning the windscreen or
wiper blades, you can be trapped bythe
wiper arm. #
Alw ays switch off the windscreen wip‐
ers and the ignition before cleaning the
windscreen or wiper blades. &
WARNING Risk of bu rns from theta il‐
pipe and tailpipe trims
The exhaust tailpipe and tailpipe trims can
become very hot. If you come into contact
with these parts of theve hicle, you could
burn yourself. #
Alw ays be particular lycareful around
th eta ilpipe and theta ilpipe trims and
supervise children especially closely in
th is area. #
Allow vehicle parts tocool down before
to uching them. To
avo id damage totheve hicle, obser vethe
no tes on cleaning and care of thefo llowing vehi‐
cle parts:
Wheels and rims
R Use wate r and acid-free alloy wheel cleaners.
R Do not use acidic alloy wheel cleaners to
re mo vebrake dust. This could damage wheel
bolts and brake components.
R Toavo id cor rosion of the brake disks and
brakepads, drive theve hicle for a few
minutes af ter cleaning before parking it. The
brake disks and brakepads warm up and dry
out.
Wi ndo ws
R Clean the windo wsinside and outside with a
damp clo thand with a cleaning agent recom‐
mended for Mercedes-Benz.
R Do not use dry clo ths or abrasive or sol vent-
based cleaning agents toclean the inside of
windo ws. %
Remo veextern al fogging or dirt on the wind‐
screen in front of the multifunction camera.
Otherwise, driving sy stems and driving
saf ety sy stems may be impaired or not avail‐
able (/ page175).
Wi per blades
R Movethe wiper arms into there placement
position (/ page130).
R With th e wiper arms folded out, clean the
wiper blades with a damp clo th.
R Do not clean the wiper blades too of ten.
Ex terior lighting
R Clean the lenses with a wet sponge and mild
cleaning agent, e.g. car sha mpoo.
R Only use cleaning agents or cleaning clo ths
th at are suitable for plast ic lenses.
Sensors R Clean the sensors in the front and rear
bumpers with a soft clo thand car shampoo
(/ page 175).
R When using a high -pressure cleaner,maintain
a minimum dis tance of 30 cm. Maintenance and care
373

Re
versing camera and 360° Camera
R Open the camera co ver with the multimedia
sy stem (/ page216).
R Use clean water and a soft clo thtoclean the
came ralens.
R Do not use a high-pressure cleaner.
Ta ilpipes
R Clean with a cleaning agent recommended
fo r Mercedes-Benz, especially in the winter
and af terwa shing theve hicle.
R Do not use acidic cleaning agents.
Tr ailer hitch
R Obse rveth e no tes on care in the trailer hitch
manufacturer's operating instructions.
R Do not clean the ball neck with a high-pres‐
sure cleaner or solvent.
R Remo vetraces of rust on the ball, forex am‐
ple, with a wire brush.
R Remo vedirt with a lint-free clo th.
R After cleaning, lightly oil or grease the ball
head. %
Before using trailers with anti- torsional cou‐
pling, obser vethe manufacturer's operating
instructions. Note
s on care of the interior &
WARNING Risk of inju ryfrom pla stic
parts breaking off af terth e use of sol‐
ve nt-based care products
Ca reand cleaning products con taining sol‐
ve nts can cause su rfaces in the cockpit to
become porous. When the airbags are
deplo yed, plastic parts may break away. #
Do not use any care or cleaning prod‐
ucts containing sol vents toclean the
cockpit. &
WARNING Risk of inju ryor death from
bleached seat belts
Bleaching or dyeing seat belts can se verely
we aken them.
This can, forex ample, cause seat belts to
te ar or fail in an accident. #
Never blea chor dye seat belts. To
avo id damage totheve hicle, obser vethefo l‐
lowing no tes on cleaning and care:
Seat belts R Clean with luk ewarmand soapy water.
R Do not use chemical cleaning agents.
R Do not dry byheating them toove r 80°C or
ex posing them todirect sunlight.
Display
R Switch off the display and let it cool down.
R Clean the sur face carefully wi tha mic rofibre
clo thand a suitable display care product
(TF T-LC D).
R Do not use any other agents.
Plastic trim R Clean with a damp microfibre clo th.
R For heavy soiling: use a cleaner recommen‐
ded for Mercedes-Benz.
R Do not attach sticke rs,fi lms or similar mate‐
ri als. 374
Maintenance and care