2012 MERCEDES-BENZ C-CLASS SALOON sunroof

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
Sun visors
2 p Switches the left-hand reading lamp
on/off →
13 4
3 | Switches au tomatic interior lighting con‐
trol on/off →
13 4
4 G SOS button →
331
5 c Switches the front interior lighting
on/off →
13 4
6 u Switches there ar interior lighting
on/off →
13 4 7
p Switches theright-hand reading lamp
on/off →
13 4
8 ; me button →
331
9 Spectacles compartment
A 3 Opens/closes the panorama sliding
sunroof →
89
3 Opens/closes thero ller sunblind →
89
B Inside rear-view mir ror →
14 2 At
aglance – Overhead control panel 15
Internal use only

-
Ifth ePA SSENGER AIR BAG OFF indicator
lamp is lit continuously: the person of
smaller stature should not use the front
passenger seat. &
WARNING Risk of injury or death when
th ePA SSENGER AIR BAG OFF indicator
lamp is lit
If th ePA SSENGER AIR BAG OFF indicator
lamp remains lit af terth e self-test, the front
passenger airbag is disabled.
If th e front passenger seat is occupied,
alw ays ensure that:
R The classification of the person in the
front passenger seat is cor rect and the
front passenger airbag is enabled or disa‐
bled in accordance with the person in the
front passenger seat.
R The person is sea ted proper lywith a cor‐
re ctly fastened seat belt.
R The front passenger seat has been mo ved
as far back as possible. Be sure
toalso obse rveth efo llowing fur ther
re lated subjects:
R Child restra int sy stem on the front passenger
seat (/ page 68)
R Suitable positioning of thech ild restra int sys‐
te m (/ page57) PRE-SAFE
®
sy stem PRE-
SAFE®
(anticipa tory occupant pr otec‐
tion) PRE-
SAFE®
is able todetect cer tain critical driv‐
ing situations and implement pre-em ptive meas‐
ures toprotect theve hicle occupants.
PRE-SAFE ®
can implement thefo llowing meas‐
ures independently of each other:
R Tightening the seat belts on the driver's seat
and front passenger seat.
R Closing the side windo ws.
R Vehicles with sliding sunroof: closethe
sliding sunroof. R
Vehicles with memory function: movethe
front passenger seat toa more favo urable
seat position.
R Vehicles with multicontour seat: increase
th e air pressure in the seat side bols ters of
th e seat backrest.
R PRE-SAFE ®
Sound: pr ovided that the multi‐
media sy stem is switched on, generates a
brief noise signal tostimulate the innate pro‐
te ctive mechanism of a person's hea ring.
* NO
TEDama gecaused byobjects in the
fo ot we ll or behind the seat The automatic adjustment of
the seat posi‐
tion may result in damage tothe seat and/or
th e object. #
Stow objects in a suitable place. Re
versing the PRE- SAFE®
sy stem measures If an accident did not occur,
the pre-em ptive
measures that we retak en are reve rsed. Occupant saf
ety51
Internal use only

#
Tointer rupt automatic operation: press or
pull theW button again.
When theve hicle is switched off, you can con‐
tinue tooperate the side windo ws.
This function is available for around four minutes
or until a front door is opened.
Au tomatic reve rsing function of the side win‐
do ws
If an obs tacle impedes a side window du ring the
closing process, the side window will open again
automaticall y.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 tethere being reve rsing pr otection
on the side window
The reve rsing function does not react:
R tosoft, light and thin objects, e.g. fingers.
R during resetting. The
reve rsing function cannot pr event some‐
one from becoming trapped in these situa‐
tions. #
During the closing process, make sure
th at no body parts are in the closing
area. #
If someone becomes trapped, press the
W button toopen the side window
again. Au
tomatic function of the side windo ws In
thefo llowing cases, the side windo wswill be
closed automatically when theve hicle is
switched off:
R if it starts torain
Ra in is de tected byara in sensor on the
windscreen.
R inextreme temp eratures
R afte r a cer tain time (depending on the on-
board electrical sy stem voltage)
R ifth ere is a malfunction in the po wer supply The side windo
wswill be closed as far as the
ve ntilation position.
Ve hicles with a sliding sunroof: the side win‐
do ws will be closed comple tely ifth e sliding sun‐
ro of is open.
If th e side windo wsare obstructed during auto‐
matic closing, the side window concerned will
open again slightl y.The automatic function for
th e sliding sunroof and the side windo wswill
th en be deactivated. Con
venience opening (ventilating theve hicle
before starting a journey) &
WARNING Risk of entrapment when
opening a side window
When opening a side windo w,parts of the
body could be dr awn in or become trapped
between the side window and window frame. #
When opening, make sure that nobody
is touching the side windo w. #
Release the button immediately if
somebody becomes trapped. Opening and closing
87
Internal use only

#
Press and hold theÜ button on thekey.
The following functions are per form ed:
R The vehicle is unloc ked.
R The side windo wsare opened.
R The sliding sun roof is opened.
R The panoramic sliding roof is opened.
R The seat ventilation of the driver's seat is
switched on.
% Ifth ero ller sunblind of the panoramic sliding
sunroof is closed, thero ller sunblind is
opened firs t. #
Tointer rupt convenience opening: release
th eÜ button. #
Tocontinue con venience opening: press
and hold theÜ button again. Con
venience closing (closing theve hicle
from outside) &
WARNING Risk of entrapment due tonot
paying attention duri ng convenience
closing
When the con venience closing feature is
operating, parts of the body could become
trapped in the closing area of the side win‐
dow and the sliding sunroof. #
When the con venience closing feature
is operating, monitor the entire closing
process and make sure that no body
parts are in the closing area. #
Press and hold theß button on thekey.
The following functions are per form ed:
R The vehicle is loc ked.
R The side windo wsare closed.
R The sliding sun roof is closed.
R The panoramic sliding roof is closed. #
Tointer rupt convenience closing: release
th eß button. #
Toclose thero ller sunblinds: press and
hold theß button again.
% Con venience closing also functions wi th
KEYLESS-GO (/ page78). Re
solving problems with the side windo ws &
WARNING Risk of becoming trapped or
fa ta lly injured if reve rsing pr otection is
not activated
If yo u close a side wind owagain immediately
af te r it has been bloc ked, the side window
will close with increased or maximum forc e.
The reve rsing function is then not active and
body parts may become trapped. #
Make sure that no parts of the body are
in the closing area. #
Tostop the closing process, release the
button or press the button again to
re open the side windo w. 88
Opening and closing
Internal use only

A side wind
owcann otbe closed and you can‐
not see the cause. #
Check tosee whe ther any objects are in the
window guide. #
Adjust the side windo ws.
Ad justing the side windo ws
If a side window is obstructed during closing and
re opens again immediately: #
Immediately af terth is, pull and hold the cor‐
re sponding button again until the side win‐
dow has closed and hold the button for at
least one more second (re-adjustment).
The side window will be closed without the
automatic reve rsing function.
If th e side window is obstructed again and
re opens again immediately: #
Immediately af terth is, pull and hold the cor‐
re sponding button again until the side win‐
dow has closed and hold the button for at least
one more second (follo w-up adjust‐
ment).
The side wind owwill be closed without the
automatic reve rsing function.
The side windo wscann otbe opened or
closed using the con venience opening fea‐
ture.
Po ssible cause:
R The key bat tery iswe ak or dischar ged. #
Check the battery using the indicator lamp
(/ page 73). #
Replace theke y bat tery, if necessary
(/ page 75). Sliding sunr
oof Opening and closing
the sliding sunroof %
The term "sliding sun roof" also refers to the
panorama sliding sunroof. &
WARNING Risk of becoming trapped
when the sliding sunroof is being opened
and closed
Body parts may become trapped in thera nge
of mo vement. #
During opening and closing, make sure
that no body parts are in thera nge of
mo vement. #
Release the button immediately if
somebody becomes trapped.
or #
Brief lypress the button in any direction
during automatic operation.
The opening or closing process will be
st opped. &
WARNING Risk of entrapment if the slid‐
ing sunroof is operated bychildren
Children operating the sliding sunroof could
get caught in the moving parts, particularly if
unattended. Opening and closing
89
Internal use only

#
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. &
WARNING Risk of becoming trapped
when thero ller sunblind is being opened
and closed
Body parts may become trapped between
th ero ller sunblind and frame or sliding roof. #
When opening or closing, make sure
that no body parts are in thero ller sun‐
blind's range of mo vement. #
Release the button immediately if
somebody becomes trapped.
or #
Brief lypress the button in any direction
during automatic operation.
The opening or closing process will be
st opped. *
NO
TEMalfunction due tosnow and ice Snow and ice may cause
the sliding sunroof
to malfunction. #
Open the sliding sunroof only if it is free
of snow and ice. *
NO
TEDama gecaused byprotru ding
objects Objects
that pr otru de from the sliding sun‐
ro of may damage the sealing strips. #
Do not allow anything toprotru de from
th e sliding sunroof. *
NO
TEImpo rtant points toremember
when a roof luggage rack isfitted When a
roof luggage rack isfitted, raising or
opening the sliding sunroof may be limited. #
Check whe ther the sliding sunroof can
be raised or opened when a roof lug‐
ga ge rack isfitted. #
If in doubt, do not raise or open the
sliding sunroof. 1
Toraise
2 Opening
3 Toclose/l ower
Use the3 button tooperate the panorama
sliding sunroof and thero ller sunblind. 90
Opening and closing
Internal use only

The panorama sliding sunroof can be operated
only when
thero ller sunblind is open. #
Check whe ther the sliding sunroof can be
ra ised or opened when a roof luggage rack is
fi tted. #
Tostart automatic operation: pressthe
3 button be yond the point of resis tance
or pull and release it. #
Tointer rupt automatic operation: briefly
press the3 button in any direction.
The opening/closing process will be stop‐
ped.
Au tomatic reve rsing function of the sliding
sunroof
If an obs tacle obstructs the sliding sunroof dur‐
ing the closing process, the sliding sunroof will
open again automaticall y.The automatic reve rs‐
ing function is only an aid and is not a substitute
fo ryo ur attentiveness. #
During the closing process, make sure that
no body parts are in the closing area. &
WARNING Risk of becoming trapped
despi tethere ve rsing function being
active
In particular, there ve rsing function does not
re act:
R tosoft, light and thin objects, e.g. fingers.
R towa rdsth e end of the closing procedure.
R during resetting. #
During the closing process, make sure
th at no body parts are in the closing
area. #
Release the button immediately if
somebody becomes trapped.
or #
Brief lypress the button in any direction
during automatic operation.
The closing process will be stopped. Au
tomatic reve rsing function of thero ller
sunblind
If an obs tacle obstructs thero ller sunblind dur‐
ing the closing process, thero ller sunblind will
open again automaticall y.The automatic reve rs‐ ing function is only an aid and is not a substitute
fo
ryo ur attentiveness. #
When closing thero ller sunblind, make sure
th at no body parts are in thera nge of mo ve‐
ment. &
WARNING Risk of becoming trapped
despi tereve rsing function
In particular, there ve rsing function does not
re act tosoft, light and thin objects, e.g. fin‐
ge rs. #
When closing thero ller sunblind, make
sure that no body parts are in thera nge
of mo vement. #
Release the button immediately if
somebody becomes trapped.
or #
Brief lypress the button in any direction
during the automatic closing process.
The closing process will be stopped. Opening and closing
91
Internal use only