2012 MERCEDES-BENZ C-CLASS SALOON light

Ac
tivating/deactivating the acoustic lo cking
ve rification signal Multimedia sy
stem:
4 Vehicle 5
î Vehicle settings
5 Acoustic lock #
Activate Oor deacti vate ª the function.
% Please no
te:
The selected setting forth e acoustic locking
ve rification signal must comply wi th there le‐
va nt national road and traf fic re gulations. In
some countri es, including German y,using
th e acoustic locking verification signal is for‐
bidden bytraf fic la ws(in accordance with
§16 Para. 1 and §30 Para. 1 of the German
national road traf fic re gulations). The driver
of theve hicle must comply with these regu‐
lations. In countri es wherethe use of this
function is forbidden, this function is not
activated in theve hicle and must not be acti‐
va ted. Changing
the unlocking settings Po
ssible unlocking functions of theke y:
R Central unlocking
R Unlocking the driver's door and fuel filler flap #
Toswitch between settings: pressthe
Ü andß buttons simultaneously for
appr oximately six seconds until the indicator
lamp flashes twice.
Options if the unlocking function forth e driver's
door and fuel filler flap has been selec ted:
R Tounlo cktheve hicle centrall y:press the
Ü button twice.
R Vehicles with KEYLESS-GO: ifyo uto uch
th e inner sur face of the door handle on the
driver's door, only the driver's door and fuel
fi ller flap are unlo cked. Deactivating
theke y functions If
yo u do not use theve hicle or a keyfo r an
ex tended pe riod of time, you can reduce the
energy consum ption of there spective key.Todo
so, deactivate theke y functions. #
Todeactivate: presstheß button on the
ke y twice in quick succession.
The key indicator lamp flashes twice brief ly
and lights up once. #
Toactivate: press any button on thekey.
% When theve hicle is star ted with theke y in
th estow age compartment of the cent recon‐
sole, theke y functions are automatical ly
activated (/ page156). Re
moving/inserting the eme rgency key Re
moving the eme rgency key 74
Opening and closing
Internal use only

#
Press release knob 1.
Emer gency key2 is pushed out slightly. #
Pull out emer gency key2 until it en gage s in
th e intermediate position. #
Press release knob 1again and fully
re mo veemer gency key2.
Inserting the emer gency key #
Press release knob 1. #
Insert emer gency key2 tothe intermediate
position or fully until it engages.
% You can use the intermediate position of
emer gency key2 toattach theke yto akey
ri ng. Re
placing the key battery &
DANG ER Serious damage tohealth
caused byswallowing batteries
Batteries contain toxic and cor rosive sub‐
st ances. Swallowing bat teries may cause
serious damage tohealth.
There is a risk of fata l injur y. #
Keep batteries out of there ach of chil‐
dren. #
If batteries are swallo wed, seek medical
attention immediately. +
ENVIRONMEN
TALNO TEEnvironmental
dama gedue toimproper disposal of bat‐
te ries Batteries conta
in pollutants. It is
illegal todispose of them with the household
ru bbish. #
Dispose of batteries of in an
environmen tally responsible manner.
Ta ke dischar ged batteries toaqu alified
specialist workshop or toa collection
point for used batteries. Re
quirements:
R Yourequ ire a CR 2032 3 V cell batter y.
Mercedes-Benz recommends that you ha vethe
battery replaced at a qualified specialist work‐
shop. #
Remo vethe emer gency key ( / page 74). #
Press release knob 2down fully and slide
co ver1 inthe direction of the ar row. #
Fold out co ver1 inthe direction of the
ar row and remo ve. #
Remo vebattery compartment 3and take
out the dischar ged batter y. Opening and closing
75
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

#
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

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

Au
tomatic functions of the sliding sun roof %
The term "sliding sun roof" also refers to the
panorama sliding sunroof.
The sliding sunroof will be closed automatically
when theve hicle has been switched off in the
fo llowing situations:
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 supp ly
The sliding sunroof will rise at there ar in order
to continue ventilating theve hicle interior.
If th e sliding sunroof is obstructed during an
automatic closing procedure, thero of will be
opened again slightly. The automatic function for
th e sliding sunroof and the side windo wswill
th en be deactivated. Ra
in closing function when driving
Ve hicles with a panorama sliding sunroof: if
it starts torain, thera ised sliding sunroof will
automatically be lo wered while theve hicle is in
motion.
Au tomatic lo wering function
Ve hicles with a panorama sliding sunroof: if
th e sliding sunroof is raised at there ar, it will
automatically be lo wered slightly at higher
speeds. Atlow speeds, it will be raised again
automaticall y. &
WARNING Risk of becoming trapped by
automatic lo wering of the sliding sunroof
At higher speeds, thera ised sliding sunroof
will automatically be lo wered slightly at the
re ar. #
Make sure that nobody reaches into the
sliding sunroof's range of mo vement
while theve hicle is in motion. #
If somebody becomes trapped, briefly
push the sliding sunroof button for‐
wa rds or backwards. %
By pushing or pulling the3 button, you
can inter rupt the automatic functions: "Rain
closing function when driving" and "Auto‐
matic lo wering". Re
ctifying problems with the sliding sunroof &
WARNING Risk of becoming trapped or
fa ta l injuries when the sliding sunroof is
closed again
If th e sliding sunroof is closed again immedi‐
ately af ter it has been bloc ked or reset, it will
close with increased forc e. #
Make sure that no parts of the body are
in the closing area. #
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. 92
Opening and closing
Internal use only

The sliding sun
roof cannot be closed and you
cann otsee the cause.
% The term "sliding sun roof" also refers to the
panorama sliding sunroof.
If th e sliding sunroof is obstructed during closing
and reopens again slightly: #
Immediately af ter auto matic reve rsing, pull
and hold the3 button down again tothe
point of resis tance until the sliding sunroof is
closed.
The sliding sunroof will be closed with
increased forc e.
If th e sliding sunroof is obstructed again and
opens again slightly: #
Repeat the pr evious step.
The sliding sunroof will be closed again with
increased forc e.
Ve hicles without a panorama sliding sun‐
ro of: the sliding sunroof is not operating
smoo thly. #
Reset the sliding sunroof.
Re setting the sliding sunroof #
Push the3 button up tothe point of
re sis tance repeatedly until the sliding sun‐
ro of is fully open. #
Press the3 button for ano ther second. #
Close the sliding sunroof.
Ve hicles with a panorama sliding sunroof:
th e sliding sunroof or thero ller sunblind is
not operating smoo thly. #
Reset the sliding sunroof and thero ller sun‐
blind.
Re setting the sliding sunroof and thero ller
sunblind #
Pull and hold the3 button little bylittle
until the sliding sunroof is fully closed. #
Pull and hold the3 button little bylittle
until thero ller sunblind is fully closed. #
Use automatic operation tofully open and
th en close the sliding sunroof. Ro
ller sunblinds Extending
there ar side window roller sun‐
blinds *
NO
TEDama getothe inertia reel due to
it snapping back If suddenly snapped bac
k,the inertia reel
may be damaged. #
Alw ays mo vethero ller sun blind man‐
uall y. #
Do not drive wi th thero ller sun blind
hooked in and one or more side win‐
do ws open at the same time. Opening and closing
93
Internal use only

Note
s onthe cor rect driver's seat position &
WARNING Risk of injury ifve hicle set‐
tings are adjus ted while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in par‐
ticular in thefo llowing situations:
R Ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion.
R Ifyo ufast enyour seat belt while theve hi‐
cle is in motion. #
Before starting the engine: adjust the
driver's seat, head restra ints, steering
wheel and mir ror in particular and fas‐
te nyo ur seat belt. Ensure
thefo llowing when adjusting steering
wheel 1, seat belt 2and driver's seat 3:
R You are sitting as faraw ay from the driver's
airbag as possible, taking thefo llowing
points into consideration:
R You are sitting in an upright position
R Your thighs are slight lysuppor tedby the seat
cushion R
Your legs are not fully extended and you can
depress the pedals properly
R The back of your head is suppo rted at eye
le ve lby the cent reofthe head restra int
R You can hold thesteering wheel with your
arms slightly bent
R You can mo veyour legs freely
R You can see all the displa yson the instru‐
ment clus ter clea rly
R You ha vea good overview of the tra ffic con‐
ditions
R Your seat belt sits snug lyagainst your body
and passes across the cent reofyour shoul‐
der and across your hips in the pelvic area 98
Seats and stowing
Internal use only