2015 MERCEDES-BENZ C-CLASS COUPE airbag off

Vehicles withou
tautomatic co-driver's
fron tairbag deactivatio nsystem If the co-driver'
sseatofy ourv ehicl eisn ot
equipped with an automatic co-driver' sfront air-
ba gd eactivation system ,thisisi ndicated by a
specia lsticker. The sticker is affixe dtothe side
of the dashboard on the co-driver' sside. The
sticker is visible when yo uopent he co-driver's
door.
Never fit arearward-facing child restraint sys-
tem to the co-driver' sseatint hisc ase
(Y page 60).
Observe the following informatio nunder "Rear-
ward-facing child restraint system "and
"Forward-facing child restraint system "and on
suitabl epositioni ng of the child restraint system
(Y page 60).
Rearward-facin gchild restrain tsystem If it is absolutely necessary to fit
arearward-
facing child restraint system to the co-driver's
seat, yo umusta lway smakes uret hatthe co-
driver' sfront airba gisdeactivated. The co-driv-
er' sfront airba gisonlyd isable difthe
PASSENGER AIRBAG OFF indicator lamp is lit
continuously (Y page 40).
Alway sobserve the informatio nabout suitable
positioning of the child restraint system
(Y page 60 )asw ellast he child restraint sys-
tem manufacturer's installatio nand operating
instructions.
Forward-facin gchild restrain tsystem If it is absolutely necessary to secure
achild in a
forward-facing child restraint system on the co- driver' sseat, yo umusta lway smove the co-driv-
er' sseatasfar back as possible. Fully retract the
sea tcushion length. The base of the child
restraint system must li efully on the co-driver's sea
tcushion. The backres tofthe child restraint
system must li easflata gain st the co-driver's
sea tbackres tasp ossible. The child restraint
system ma ynot touch the roo forbeputunder
strain by the hea drestraint. Adjust the angle of
the sea tbackres tand the hea drestraint posi-
tio na ccordingly. Alway smakes uret hatthe
shoulde rbelts tra pisc orrectl yrouted from the
vehicl ebelts ashg uide to the shoulde rbelt
guid eont he child restraint system .The shoul-
de rb elts tra pm ustber outed forward sand
downward sfrom the vehicl ebelto utlet. If nec-
essary ,adjus tthe vehicl ebelts ashg uide and
the co-driver' sseata ccordingly.
Alway sobserve the informatio nabout suitable
positioning of the child restraint system
(Y page 60 )asw ellast he child restraint sys-
tem manufacturer' sinstallatio nand operating
instructions. Suitabl
epositionin gofthe child
restrain tsystem
Introduction Onl
ychild restraint system sapproved in accord-
ance with the ECE standards ECE R44 or ECE
R12 9(i-Size child restraint systems) are permit-
ted for us einthe vehicle.
"Universal" categor ychild restraint system scan
be recognised by thei rorange approval labe land
the text "Universal" or an "i-Size "label. 60
Children in the vehicleSafety

Suitability of the seats for attaching
abelt-secured child restraint system If you use
ababy car seat of category 0or0+orarearward-facing child restraint system of category
Ionar ear seat, you must adjust the driver's or front-passenger seat so that the seat does not touch
the child restraint system.
If you use acategory I, forward-facing child restraint system, you should remove the head restraint
from the respective seat, if possible (Y page 106). The backrest of the child restraint system must,
as far as possible, lie flat against the backrest of the seat.
Make sure that the child's feet do not touch the front seat. If necessary, move the front seat forward slightly.
For certain child restraint systems in weight categories II or III, this can mean that the area of use is restricted. The maximum size settingoft he child restraint system is not possible due to possible
contact with the roof.
Always observe the notes in the "Childr estraint system" section (Ypage 56) and the child restraint
system manufacturer's installation instructions.
When you remove the child restraint system you must replace the head restraint sagain immediately
(Y page 105). All vehicle occupants must adjust their head restraint scorrectly before beginning the
journey.
Legend for the table:
XS eat which is unsuitable for children in this weight category.
US uitable for child restraint systems in th e"Universal" categor ytha ta re approve dfor use in this
weigh tcategory.
UF Suitable for forward-facing child restraint systems that belon gtothe"Universal" categor yand
are approve dfor use in this weigh tcategory.
LS uitable for child restraint systems as recommended; see th e"Recommended child restraint
systems "table (Y page 64). Suitable for semi-universal child restraint systems if th evehicle
and th eseat are listed in th echild restraint system manufacturer' svehicle model list. Weigh
tcategory Front-passenger seat Rea
rseat Front-
passenger
front airbag enabled Front-
passenger
front airbag
deactivated 1 Left
,right 0
up to 10 kg X U, L U, L
0+
up to 13 kg X U, L U, L
I
9kgto18kg UF
,L U, L U, L
II
15 kg to 25 kg U, L U, L U, L
III
22 kg to 36 kg U, L U, L U, L
Suitabilit
yoftheseat sfor attaching ISOFIX child restraint systems If you use
ababy car seat of categor y0or0+orarearward-facing child restraint system of category
Ionar ear seat ,you must adjust th edriver' sorfront-pa ssenger seat so that th eseat does no ttou ch
th ec hild restraint system.
1 The vehicle is equipped wit hanautomatic front-passenger fron tairba gdeactivation system. The PASSENGER
AI RB AG OFFindicator lamp must be lit. 62
Children in th
evehicleSafety

Display messages
Possible causes/consequences and
M
MSolutions PRE-SAFE Functions
PRE-SAFE Functions
limited limited
See
SeeOwner's
Owner's
Manual
Manual PRE
‑SAFE ®
PLU SorP RE‑SAFE ®
Brake is unavailable due to amal-
function .BAS PLU SwithC ross-Traffic Assis tmay also hav efailed.
X Consult aqualified specialist workshop immediately. Radar
Radar
sensors
sensors dirty
dirty
See Owner' sManual
See Owner' sManual At least on
eofthefollowin gdrivin gsystems or drivin gsafet ysystems
is temporarily restricted or inoperative:
R PRE-SAFE ®
PLUS
R PRE-SAFE ®
Brake
R COLLISION PREVENTION ASSIST PLUS
R Active Lan eKeepin gAssist
R Active Blind Spot Assist
R DISTRONI CPLUSw ithS teering Assis tand Stop&Go Pilot
If th eradar sensor system in fron tisdirty, Active Blind Spot Assis twill
no tp erfor mac ourse-correcting brak eapplication.
Possibl ecauses:
R thes ensor sintheradiato rtrima nd/o rinthebumpers are dirty
R thef unction of th edrivin gsystem or drivin gsafet ysystem is
impaire ddue to heav yrain or snow
Aw arning tone also sounds.
Once th ecauses listed abov enolonger apply, th edisplay message
goe sout.A lldrivin gsystems or drivin gsafet ysystems are operative
again.
If th edisplay message does no tdisappear:
X Pull ove rand stop th evehicl esafely as soo naspossible, paying
attention to roa dand traffic conditions.
X Safeguar dthe vehicl eagainst rollin gaway (Y page 172).
X Switc hoff th eengine.
X Clean th esensor s(Ypage 330) in th efollowin glocations:
R in th eradiato rtrim
R in th efront bumper
R in th erear bumper, particularly in th emiddle of th erear bumper
X Restart th eengine.
The display message disappears. 6
Restraint sys
.mal‐
Restraint sys .mal‐
function Consult function Consult
workshop workshop The restrain
tsystem is faulty. The 6warning lamp also lights up in
th ei nstrumen tcluster.
G WARNING
The airbags or belt tensioners may either be triggered unintentionally or, in th eevent of an accident, may no tbetriggered.
This poses an increased ris kofinjury.
X Consult aqualified specialist workshop immediately.
Fo rfurther information about th erestrain tsystem, see (Y page 39). Display
messages
261On-boardcomputer an ddisplays Z

Display messages
Possible causes/consequences and
M
MSolutions Front-passenger
Front-passenger
airbag airbag
disabled
disabled See
See
Owner' sManual
Owner' sManual The front-passenger fron
tairbag and front-passenger kneebag are
disabled during th ejou rney, although:
R an adult
or
R ap erson of th ecorre spondin gstatur eisont hefront-passenger seat
If additional force sare applie dtotheseat ,the weigh tthe system
detects may be to olow.
G WARNING
The front-passenger fron tairbag does no tdeploy during an accident.
This poses an increased ris kofinjury.
X Pull ove rand stop th evehicl esafely as soo naspossible, paying
attention to roa dand traffic conditions.
X Safeguar dthe vehicl eagainst rollin gaway (Y page 172).
X Switc hthe ignition off.
X Hav ethe occupant on th efront-pa ssenger seat step out of the
vehicle.
X Mak esuret hatthe seat is unoccupied ,close th efront-pa ssenger
door and switch on th eignition.
X Observ ethe PASSENGER AI RBAG indicator lamp sinthecentre
console and th emultifunction display and chec kthe following:
Seat unoccupied and ignition switched on:
R as elf-diagnosis is carrie dout.T he PASSENGER AI RBAG OFFa nd
PASSENGER AI RBAG ON indicator lamp smustligh tups imulta-
neousl yfor approximately six seconds
R theP ASSENG ER AIRBAG OFFindicator lamp mus tthe nligh tup
and remain lit after th eself-diagnosis .Iftheindicator lamp is on,
th ea utomatic front-passenger fron tairbag deactivation system
has disabled th efront-pa ssenger fron tairbag (Y page 48)
R the Front-passenger
Front-passenger airbag airbagenabled
enabled See
SeeOwner's
Owner's Manual
Manual
or Front-passenger
Front-passenger airbag
airbagdisabled
disabled See
SeeOwner's
Owner's Manual
Manual
display message smustn otappear in th emultifunction display
X Wait for aperiod of at least 60 seconds until th eneces sarysystem
checks hav ebeen completed.
X Mak esuret hatthe display message sdonotappear in th emulti-
function display.
If these condition sare met ,the front-passenger seat can be occupied
again .Whether th ePASSENG ER AIRBAG OFForONi ndicator lamp
remain slit or goe sout depend sonhow theautomatic front-passenger
fron tairbag deactivation system classifies th eoccupant.
If th econditi onsa re no tmet,t he system is no toperating correctly.
X Consult aqualified specialist workshop immediately.
Further information on th eautomatic front-passenger fron tairbag
deactivation feature (Y page 47). Display
messages
263On-boardcomputer an ddisplays Z

Display messages
Possible causes/consequences and
M
MSolutions Front-passenger
Front-passenger
airbag enable
dSee
airbag enable dSee
Owner' sManual
Owner' sManual The front-passenger fron
tairbag and front-passenger kneebag are
enabled during th ejou rney, although:
R ac hild, asmall adult or an objec tweighing less than th esystem
weigh tthreshold is locate donthefront-passenger seat
or
R thef ront-pa ssenger seat is no toccupied
The system may detec tobjects or force stha tare addin gtotheweight
applie dtotheseat.
G WARNING
The airbag may deploy unintentionally.
This poses an increased ris kofinjury.
X Pull ove rand stop th evehicl esafely as soo naspossible, paying
attention to roa dand traffic conditions.
X Safeguar dthe vehicl eagainst rollin gaway (Y page 172).
X Switc hthe ignition off.
X Ope nthe front-passenger door.
X Remove th echild and th echild restrain tsystem from th efront-
passenger seat.
X Mak esuret he re are no objects applyin gadditional force to th eseat.
The system may otherwise detec tthe additional force and interpret
th es eat occupant's weigh tasgreatertha nita ctually is.
X Mak esuret hatthe seat is unoccupied ,close th efront-pa ssenger
door and switch on th eignition.
X Observ ethe PASSENGER AI RBAG indicator lamp sinthecentre
console and th emultifunction display and chec kthe following:
Seat unoccupied and ignition switched on:
R as elf-diagnosis is carrie dout.T he PASSENGER AI RBAG OFFa nd
PASSENGER AI RBAG ON indicator lamp smustligh tups imulta-
neousl yfor approximately six seconds
R theP ASSENG ER AIRBAG OFFindicator lamp mus tthe nligh tup
and remain lit after th eself-diagnosis .Iftheindicator lamp is on,
th ea utomatic front-passenger fron tairbag deactivation system
has disabled th efront-pa ssenger fron tairbag (Y page 48)
R the Front-passenger
Front-passenger airbag airbagenabled
enabled See
SeeOwner's
Owner's Manual
Manual
or Front-passenger
Front-passenger airbag
airbagdisabled
disabled See
SeeOwner's
Owner's Manual
Manual
display message smustn otappear in th emultifunction display
X Wait for aperiod of at least 60 seconds until th eneces sarysystem
checks hav ebeen completed.
X Mak esuret hatthe display message sdonotappear in th emulti-
function display.
If these condition sare met ,the front-passenger seat can be occupied
again .Whether th ePASSENG ER AIRBAG OFForONi ndicator lamp
remain slit or goe sout depend sonhow theautomatic front-passenger
fron tairbag deactivation system classifies th eoccupant.
If th econditi onsa re no tmet,t he system is no toperating correctly.
X Consult aqualified specialist workshop immediately. 264
Display
messagesOn-boardcomputer an ddisplays

Display messages
Possible causes/consequences and
M
MSolutions Further information on th
eautomatic front-passenger fron tairbag
deactivation feature (Y page 47).Lights
Display messages
Possible causes/consequences and
M
MSolutions b
Lef
td ipped beam
Lef td ipped beam
(Example) The correspondin
gbulb is faulty.
X Consult aqualified specialist workshop.
or X Chec kwhether you are permitte dtoreplace th ebulb yourself
(Y page 123).
i LE
Dl igh tbulbs :the display message for th ecorre spondin glamp
only appear swhen all th eLEDsint helamp hav efailed. b
Active Active
Light
LightSystem
System
inoperative
inoperative The active ligh
tfunction is faulty.
X Consult aqualified specialist workshop. b
Intell
.Light Sys‐
Intell .Light Sys‐
tem inoperative tem inoperative The Intelligent Light Syste
misfaulty. The lighting system continues to
function properly without th efunction softheIntelligent Light System.
X Consult aqualified specialist workshop. b
Malfunction Malfunction
See
SeeOwn‐
Own‐
er' sM anual
er' sM anual The exterio
rlighting is faulty.
X Consult aqualified specialist workshop. Vehicles wit
htrailer to whitch :af usem ay hav eblown.
X Pull ove rand stop th evehicl esafely as soo naspossible, paying
attention to roa dand traffic conditions.
X Safeguar dthe vehicl eagainst rollin gaway (Y page 172).
X Chec kthe fuses (Y page 350).
X If necessary, replace th eblown fuse. Observ ethe warning note sas
you do so.
If th edisplay message continues to be displayed:
X Consult aqualified specialist workshop. b
AUT
Ol ights inoper‐
AUT Ol ights inoper‐
ative ative The ligh
tsensor is faulty.
X Consult aqualified specialist workshop. b
Switch off lights Switch off lights You are leaving th
evehicl eand th elights are switched on .Awarning
tone also sounds.
X Turn th eligh tswitch to the Ãposition. Display
messages
265On-boardcomputer an ddisplays Z

Cleaning th
eexhaust tail pipes G
WARNING
The exhaust tail pipe and tail pipe trim can
become ver yhot.Ify ou com eintoc ontact
wit hthese part softhevehicle ,you coul dburn
yourself. Ther eisariskofi njury.
Always be particularly careful aroun dthe
exhaust tail pipe and th etail pipe trim. Allow
these components to coo ldown before touch-
ing them.
! Do no
tclean th eexhaust pipe wit hacid-
based cleanin gagents ,suc hass anitary
cleanser or wheel cleaner.
! Mercedes-AM
Gvehicle swithb lacke xhaust
pipes :the black-chrom etailpipe finishers
should no tbepolished wit hachrom epolish.
They will otherwise lose their blac ksheen. For
optimal care, th efinishers should be rubbed
wit hal ightly oiled cloth after every car wash.
Commercially available engin eand car eoils
are suitable for this.
For heavier soiling ,you can apply afinep aint-
work polis hwitham icrofibre cloth .Remove
th ee xces sp olis hresidue after polishing.
Impurities combined wit hthe effect sofroad grit
and corrosive environmental factors may cause
flas hrust to for monthesurface. You can
restore th eoriginal shin eoftheexhaust pipe by
cleanin gitregularly, especiall yinwinter and
after washin gthe vehicle.
X Clean th eexhaust pipe wit hacarep roduct
tested and approved by Mercedes-Benz.
Cleaning th etrailer tow hitch H
Environmental note
Dispose of oily and greasy cloth sinanenvi-
ronmentally-responsible manner.
! Do no
tclean th eball couplin gwithah igh-
pressure cleaner. Do no tuse solvents.
! Pleas
enotet he car einstruction sinthe
trailer couplin gmanufacturer' soperating
instructions. The ball couplin
gmust be cleane difitbecomes
dirt yorc orroded.
X Remove rust on th eball, e.g .withaw ire
brush.
X Remove dirt wit haclean, lint-free cloth or a
brush.
X Afte rcleaning, lightly oil or grease th eball
coupling.
X Chec kthatthe vehicle's trailer to whitch is
working properly.
i You can also have th
emaintenance work on
th eb all couplin gand th etrailer to whitch car-
ried out by aqualified specialist workshop. Interior care
Cleaning th edisplay !
For cleaning, do no
tuse any of th efollowing:
R alcohol-based thinner or petrol
R abrasive cleanin gagents
R commercially-available househol dcleaning
agents
Thes emay damag ethe display surface. Do
no tp ut pressure on th edisplay surface when
cleaning. This coul dlead to irreparable dam-
age to th edisplay.
X Before cleanin gthe display, mak esure that it
is switched off and has cooled down.
X Clean th edisplay surface usin gacommer-
ciall yavailable microfibre cloth and TFT/LCD
display cleaner.
X Dr yt he display surface usin gadry microfibre
cloth.
Cleaning th eplastic trim G
WARNING
Care product sand cleanin gagents containing
solvents can caus esurfaces in th ecockpit to
become porous. This coul dresult in plastic
part sbreakin gaway when th eairbag sare
deployed. Ther eisadanger of injury.
Do no tuse car eproduct sand cleanin gagents
containing solvents to clean th ecockpit. Care
331Maintenance and care Z