boot MERCEDES-BENZ C-CLASS SALOON 2012 Owners Manual

Symbols
........................................................ 5At
agl ance .................................................... 6
Cockpit ........................................................... 6
Indica tor and warning lamps (s tandard) ........ 10
Indicator and warning lamps (widesc reen
cockpit) ......................................................... 12
Overhead contro l panel ................................ 14
Door control panel and seat adjustment ....... 16
Emergencies and breakdowns ...................... 18Digital Owner's Manual
.............................20
Calling up the Digital Owner's Manual ..........20 Genera
l notes............................................. 21
Pr otection of the environment ......................21
Ta ke -ba ckof end-of-life vehicles ...................21
Mercedes-Benz GenuineParts ....................... 22
Owner's Manual ...........................................23
Operating saf ety .......................................... .23
Declaration of conformity ............................. 25
Diagno stics connection ................................ 29
Qualified specialist workshop ....................... 31Ve
hicle registration ....................................... 31
Cor rect use of theve hicle ............................. 31
Information on the REA CHregulation ........... 32
No tesfo r persons with electronic medi‐
cal aids ......................................................... 32
Implied warranty .......................................... .33
QR code forre scue card ...............................33
Data storage .................................................33
Copyright ...................................................... 36 Occupant saf
ety......................................... 37
Re stra int sy stem ...........................................37
Seat belts ..................................................... 39
Airbags ......................................................... 43
PRE-SAFE ®
sy stem ........................................51
Safely transporting children in theve hi‐
cle ................................................................52
No tes on pets in theve hicle .........................72 Opening and closing
.................................. 73
Ke y .............................................................. .73
Doo rs............................................................ 76
Boot .............................................................. 80
Side windo ws............................................... 85 Sliding sunroof ............................................. 89
Ro
ller sunblinds ............................................ 93
Anti-th eft protection .....................................94 Seats and
stowing ..................................... 98
No tes on the cor rect driver's seat posi‐
tion ............................................................... 98
Seats ............................................................ 99
St eering wheel ............................................ 107
Easy entry and exitfeature ........................ .109
Memory function ......................................... 11 0
St ow age areas ............................................ .111
Soc kets ....................................................... 12 0
Wi reless charging of the mobile phone
and connection with theex terior aerial ...... 12 2
Fitting/removing thefloor mats ................. 12 3 Light and sight
......................................... 12 5
Exterior lighting .......................................... 12 5
Interior lighting ........................................... 13 4
Changing bulbs (on lyforve hicles with
halogen headlamp s) .................................... 13 5
Wi ndsc reen wipers and windscreen
wa sher sy stem ............................................ 13 82
Contents
Internal use only

1
Operates the memory function →
111
2 Adjusts the seats electrically →
103
3 Switches the seat heating on/off →
106
4 Switches the seat ventilation on/o ff →
107
5 Operates the outside mir rors →
141
6 Opens/closes the boot lid →
80
7 Opens/closes theright side window →
85
8 Opens/closes the left side window →
85
9 Opens/closes there ar right side window →
85
A Opens/closes there ar left side wind ow→
85
B Child saf ety lock forth ere ar side wind ows →
71
C Opens the door →
77 D
Locks/unloc kstheve hicle →
77
E Sets the seat fore -and-aft position →
99
F Only vehicles with Seat Comfort Package:
adjusts the seat cushion length →
101
G Adjusts the 4-w aylumbar support →
103
H Seat adjustment using the multimedia sy stem →
105
I Adjusts the head restra ints →
103
J Only vehicles with Seat Comfort Package:
adjusts the seat cushion inclination →
101
K Adjusts the seat height →
101
L Adjusts the seat backrest inclination →
101 At
aglance – Door control panel and seat adjustment 17
Internal use only

Fi
tting an ISOFIX or i‑Size child restra int sys‐
te m on the rear seat &
WARNING Risk of accident if there ar
ben chseat, rear seat and seat backrest
are not engaged
The rear ben chseat, rear seat and seat back‐
re st may fold forw ards, even while theve hi‐
cle is in motion.
R As a result, theve hicle occupant will be
pressed into the seat belt with increased
fo rc e. The seat belt will not be able to
pr otect as intended and could cause
additional injur y.
R Objects or loads in the boot or load com‐
partment cann otbe restra ined bythe
seat backrest. #
Make sure that there ar ben chseat, the
re ar seat and the seat backrest are
engaged before everytrip. If
th e left and right seat backrests are not
engaged and loc ked in place, this will be shown on
the multifunction display on the instrument
clus ter.
If th e cent reseat backrest is not engaged and
loc ked in place, there d lock verification indica‐
to r will be visible. &
WARNING Risk of injury or death ifthe
permissible gross mass of thech ild and
ch ild restra int sy stem toget her is excee‐
ded.
To o much load may be placed on the ISOFIX
or i‑Size child restra int sy stems and thech ild
may not be restra ined cor rectly in theeve nt
of an accident, forex ample. #
Ifth ech ild and thech ild restra int sys‐
te m toget her weigh more than 33 kg,
only use an ISOFIX or i‑Size child
re stra int sy stem with which thech ild is
secured with theve hicle seat belt. #
Also secure thech ild restra int sy stem
with theTo pTe ther belt, if available. Alw
ays comply with the information about the
mass of thech ild restra int sy stem:
R inthe manufacturer's ins tallation and operat‐
ing instructions forth ech ild restra int sy stem
used
R on a label on thech ild restra int sy stem, if
present
Re gular lych eck that the permissible gross mass
of thech ild and child restra int sy stem is still
complied with.
When fitting a child restra int sy stem, obser ve
th efo llowing:
O Alw
ays obser vethe cor rect use of the seats
and consider their suitability for attaching a
ch ild restra int sy stem.
ISOFIX child seat securing sy stem
(/ page 59)
or
i‑Size child seat securing sy stem
(/ page 60) Occupant saf
ety61
Internal use only

2 The
vehicle is equipped with automatic front
passenger airbag shutoff. The PASSENGER AIR BAG
OFF indicator lamp must be lit.
X Not suitable forch ildren in this we ight categor y.
U Suitable forch ild restra int sy stems of the "Univer‐
sal" category in this we ight categor y.
L Suitable for semi-universal child restra int sy stems
according totheta ble in "Recommended child
re stra int sy stems", or if theve hicle and the seat are
lis ted in thech ild restrai nt sy stem manufacturer's
ve hicle model list.
UF Suitable forfo rw ard-facing child restra int sy stems
of the "Universal" category in this we ight categor y. Securing
thech ild restra int sy stem with the
seat belt on there ar seat &
WARNING Risk of accident if there ar
ben chseat, rear seat and seat backrest
are not engaged
The rear ben chseat, rear seat and seat back‐
re st may fold forw ards, even while theve hi‐
cle is in motion.
R As a result, theve hicle occupant will be
pressed into the seat belt with increased
fo rc e. The seat belt will not be able to
pr otect as intended and could cause
additional injur y.
R Objects or loads in the boot or load com‐
partment cann otbe restra ined bythe
seat backrest. #
Make sure that there ar ben chseat, the
re ar seat and the seat backrest are
engaged before everytrip. If
th e left and right seat backrests are not
engaged and loc ked in place, this will be shown on
the multifunction display on the instrument
clus ter.
If th e cent reseat backrest is not engaged and
loc ked in place, there d lock verification indica‐
to r will be visible.
When fitting a belt-secured child restra int
sy stem, obser vethefo llowing:
O Alw
ays comply with the manufacturer's
ins tallation and operating instructions for
th ech ild restra int sy stem used.
O Fo
r a child restra int sy stem in the "Univer‐
sal" or "Semi-Universal" categor y,make
sure that the sy stem has been appr oved for
th eve hicle seat.
Obser vethe no tes under "Suitability of
seats for attaching belt-secu redch ild
re stra int sy stems" (/ page64).
O When using a
weight category 0/0+
baby car seat and a weight category I
re ar wa rd-facing child restra int sy stem
on a rear seat: adjustthe front seat so that
th e seat does not touch thech ild restra int
sy stem. 66
Occupant saf ety
Internal use only

Key
Overview of
key functions &
WARNING Risk of accident and inju ry
due toleaving children unat tended in the
ve hicle
If ch ildren are left unat tended in theve hicle,
th ey could, in part icular:
R open doors, thereby endangering other
persons or road users.
R get out and be stru ck byoncoming traf‐
fi c.
R ope rate ve hicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Keep theve hicle key out of there ach of
ch ildren. *
NO
TEDama getotheke y caused by
magnetic fields #
Keep theke yaw ay from strong mag‐
netic fields. Ve
hicle key
1 Locks
2 Indicator lamp 3
Unloc ks
4 Opens/closes the boot lid
% If indicator lamp 2does not light up af ter
pressing theÜ orß button, the bat‐
te ry iswe ak or possibly dischar ged. Re place
th e battery as soon as possible.
Re place theke y bat tery ( / page 75).
The key loc ksand unlo cksth efo llowing compo‐
nents:
R doors
R fuel filler flap
R boot lid
If th eve hicle is not opened within appr oximately
40 seconds af ter unlocking, it loc ksagain. Anti-
th eft pr otection is primed again.
Do not keep theke yto get her with electronic
devices or me tal objects. This can af fect the
ke y's functionalit y. Opening and closing
73
Internal use only

R
Ifyo u ha veloc kedth eve hicle using KEY‐
LESS-GO. Locking/unlocking
theve hicle with KEY‐
LESS-GO Requ
irements:
R The key is outside theve hicle.
R The dis tance between theke y and theve hicle
does not exceed 1 m.
R The driver's door and the door at which the
door handle is used are closed. #
Tounlo cktheve hicle: touch the inner sur‐
fa ce of the door handle. #
Tolock theve hicle: touch sensor sur face
1 or2. #
Convenience closing: touch recessed sen‐
sor su rface 2until the closing process has
been comple ted.
% Further information on con venience closing
(/ page 88). If
yo u open the boot lid from outside, the boot lid
is automatically unloc ked. Problems with KEYLESS-GO, troubleshooting
Yo
u can no lon ger lo ckor unlock theve hicle
using KEYLESS-GO
Po ssible causes:
R The key functions ha vebeen deactivated.
R The key bat tery iswe ak or dischar ged. #
Activate theke y functions (/ page74). #
Check the battery using the indicator lamp
(/ page 73). #
Replace theke y bat tery, if necessary
(/ page 75). #
Use there placement key. #
Use the emer gency keyto lock or unlock
(/ page 79). #
Have theve hicle and keych ecked at a quali‐
fi ed specialist workshop. 78
Opening and closing
Internal use only

#
Remo vethe emer gency key ( / page 74). #
Insert the emer gency key as far as it will go
into opening 1inthe co ver. #
Pull and hold the door handle. #
Pull the co ver on the emer gency key as
st ra ight as possible away from theve hicle
until it releases. #
Release the door handle. #
Tounlo ck:turn the emer gency key anti-
clo ckwise toposition 1. #
Tolock: turnthe emer gency key clo ckwise to
position 1. #
Carefully press the co ver onto the lock cylin‐
der until it engages and is seated firm ly. Boot
Opening the bo
otlid &
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Exhaust
ga ses can enter theve hicle interior if the
boot lid is open when the engine is running,
especially if theve hicle is in motion. #
Alw ays switch off the engine before
opening the boot lid. #
Never drive with the boot lid open. *
NO
TEDama getothe boot lid byobs ta‐
cles ab ovetheve hicle The boot lid swings upwards when it is
opened.
#
Therefore, make sure that there is suf fi‐
cient clearance above the boot lid. #
Pull the boot lid handle. 80
Opening and closing
Internal use only

#
Vehicles with HANDS-FREE ACCESS: make
a kicking mo vement with your foot below the
bumper (/ page 83).
Ve hicles with boot lid conv enience closing#
Pull boot lid remo teoperating switch 1. #
Press and hold thep button on thekey. #
Ifth e boot lid is stopped in an intermediate
position, pull it upwards. Release it as soon
as it begins toopen.
Wi th th e boot lid opening limiter activated,
manually pull thestopped boot lid upwards.
If an obs tacle obstructs the boot lid during the
automatic opening process, bloc kage detection
will stop the boot lid. The automatic bloc kage
de tection function is only an aid and is not a
substitu teforyo ur attentiveness. Closing
the boot lid &
WARNING Risk of injury from unsecured
items in theve hicle
If objects, luggage or loads are not secured
or not secured suf ficientl y,they could slip,
tip ove r or be throw n around and thereby hit
ve hicle occupants.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. #
Alw aysstow objects in such a wayth at
th ey cannot be thro wn around. #
Before the journe y,secure objects, lug‐
ga ge or loads against slipping or tipping
ove r. Obser
vethe no tes on loading theve hicle. #
Pull the boot lid down wards using the handle
re cess and push it closed.
Ve hicles with boot lid conve nience closing &
WARNING Risk of becoming trapped
du ring au tomatic closing of the boot lid
Pa rts of the body could become trapped.
There may be people in the closing area. #
Make sure that nobody is in the vicinity
of the closing area during the closing
process. #
Use one of thefo llowing options tostop
th e closing process:
R Press thep button on thekey.
R Press or pull there mo teoperating
switch on the driver's door. Opening and closing
81
Internal use only

R
Press the closing or locking button
on the boot lid.
R Pull the boot lid handle. #
Vehicles with HANDS-FREE ACCESS: it is
also possible tostop the closing process by
making a kicking mo vement below there ar
bumper. #
Pull the boot lid handle. Release it as soon as
it begins toclose. #
Ifth e boot lid is stopped in an intermediate
position, push it down wards.
The boot lid will continue toclose. #
Press boot lid remo teoperating switch 1. #
Press closing button 1onthe boot lid.
Ve hicles with KEYLESS-GO #
Press locking button 2onthe boot lid.
If a key is de tected outside theve hicle, the
boot lid will close and theve hicle will be
loc ked. 82
Opening and closing
Internal use only

#
With th e boot lid comple tely open, press and
hold thep button on thekey. Thekey
must be in the vicinity of theve hicle.
Ve hicles with HANDS-FREE ACCESS #
With th e boot lid comple tely opened, make a
kicking mo vement with your foot below the
bumper (/ page 83).
Boot lid automatic reve rsing function
The boot lid is fitted wi thautomatic bloc kage
de tection with are ve rsing function. If an obs ta‐
cle stops the boot lid during the automatic clos‐
ing procedure, it will automatically open again.
The automatic reve rsing function is only an aid
and is not a substitute foryo ur attentiveness. #
During the closing process, make sure that
no body parts are in the closing area. &
WARNING Risk of becoming trapped
despi tereve rsing function
The reve rsing function will not react:
R tosoft, light and thin objects, e.g. fingers
R towa rdsth e end of the closing procedure In
these situations in particular, there ve rsing
function cannot pr event someone being trap‐
ped. #
Ensu rethat no body parts are in the
closing area. #
If someone is trapped, use one of the
fo llowing options:
R Press thep button on thekey.
R Press there mo teoperating switch
on the driver's door.
R Press the closing or locking button
on the boot lid.
R Pull the boot lid handle. HANDS-FREE
ACCESS function Wi
th HANDS-FREE ACCESS you can open, close
or inter rupt boot lid mo vement byper form ing a
kicking mo vement under there ar bumper.
The kicking mo vement triggers the opening or
closing process alternately.
Obser vethe no tes when opening (/ page 80)
and closing (/ page81)th e boot lid. Opening and closing
83
Internal use only