key MERCEDES-BENZ C-CLASS SALOON 2018 User Guide

Ac
tivating/deactivating the automatic lo ck‐
ing feature The
vehicle is loc ked automatically when the
ignition is switched on and the wheels are turn‐
ing fast erthan walking pace. 0007
Toactivate: press and hold button 2for
appr oximately five seconds until an acoustic
signal sounds. 0007
Todeactivate: press and hold button 1for
appr oximately five seconds until an acoustic
signal sounds.
In thefo llowing situations, there is a danger of
being loc ked out when the function is activated:
R While theve hicle is being tow star ted/
pushed.
R The vehicle is being tested on the dynamom‐
et er. Locking/unlocking
the driver's door with the
emer gency key 0009
Ifyo u wish tolock theve hicle entirely using
th e emer gency key,firs t press the button for
locking from the inside while the driver's
door is open. Then proceed tolock the driv‐
er's door using the emer gency key. 0007
Insert the emer gency key as far as it will go
into opening 1inthe co ver. 0007
Pull and hold the door handle. 0007
Pull the co ver on the emer gency key as
st ra ight as possible away from theve hicle
until it releases. 0007
Release the door handle. Opening and closing
81

0007
Tounlo ck:turn the emer gency key anti-
clo ckwise toposition 0047. 0007
Tolock: turnthe emer gency key clo ckwise to
position 0047. 0007
Carefully press the co ver onto the lock cylin‐
der until it engages and is seated firm ly. Boot
Opening the bo
otlid 000A
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. 0007
Alw ays switch off the engine before
opening the boot lid. 0007
Never drive with the boot lid open. 000E
NO
TEDama getothe boot lid byobs ta‐
cles ab ovetheve hicle The boot lid swings upwards when it is
opened. 0007
Therefore, make sure that there is suf fi‐
cient clearance ab ovethe boot lid. Yo
u ha vethefo llowing options for opening
the bo otlid: 0007
Pull the boot lid handle. 0007
Pull the boot lid remo teoperating switch 1. 0007
Press and hold the008B button on thekey. 0007
Vehicles with HANDS-FREE ACCESS: make
a kicking mo vement with your foot below the
bumper (0013 page 85). 0007
Vehicles with boot lid conve nience clos‐
ing feature: withthe boot lid stopped in an 82
Opening and closing

intermediate position, pull it upwards and
re lease it as soon as it begins toopen.
Wi th th e boot lid opening limiter activated,
manually pull thestopped boot lid upwards.
Ve hicles with boot lid conve nience closing
fe ature: if an object restricts the boot lid during
th e automatic opening process, obs tacle de tec‐
tion will stop the boot lid. The obs tacle de tection
function is only an aid and is not a substitu tefor
yo ur attentiveness. Closing
the boot lid 000A
WARNING Risk of inju ryfrom unsecu red
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. 0007
Alw aysstow objects in such a wayth at
th ey cannot be thro wn around. 0007
Before the journe y,secure objects, lug‐
ga ge or loads against slipping or tipping
ove r. Comply with
the loading guidelines when you are
loading theve hicle. 000A
WARNING Risk of becoming trapped
du ring au tomatic closing of the boot lid
Pa rts of the body could become trapped dur‐
ing automatic closing of the boot lid. More‐
ove r,people, e.g. children, may be standing
in the closing area or may enter the closing
area during the closing process. 0007
Make sure that nobody is in the vicinity
of the closing area during the closing
process. 0007
Use one of thefo llowing options tostop
th e closing process:
R Press the008B button on thekey.
R Press or pull 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. Ve
hicles with HANDS-FREE ACCESS: it is also
possible tostop the closing process bymaking a
kicking mo vement with your foot below there ar
bumper.
Yo u ha vethefo llowing options for closing
the bo otlid: 0007
Pull the boot lid down using the handle
re cess and push it closed. 0007
Vehicles with HANDS-FREE ACCESS: with
th e boot lid comple tely opened, make a kick‐
ing mo vement with your foot below the
bumper (0013 page 85). 0007
Vehicles with boot lid conve nience clos‐
ing feature: pullthe boot lid handle and
re lease it as soon as it starts toclose. 0007
Vehicles with boot lid conve nience clos‐
ing feature: withthe boot lid stopped in an
intermediate position, push it down wards.
The boot lid will continue toclose. Opening and closing
83

0007
Vehicles with boot lid conve nience clos‐
ing feature and KEYLESS-GO: withthe boot
lid comple tely opened, press and hold the
008B button on theke y (with theke y in the
vicinity of theve hicle). 0007
Vehicles with boot lid conve nience clos‐
ing feature: pressthe boot lid remo teoper‐
ating switch 1. 0007
Vehicles with boot lid conve nience clos‐
ing feature: pressthe closing button 1on
th e boot lid. 0007
Vehicles with boot lid conve nience clos‐
ing feature and KEYLESS-GO: pressthe
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. Boot lid automatic
reve rsing function
If an object obstructs the boot lid during the
automatic closing process, the boot lid will open
again automaticall y.The automatic reve rsing
function is only an aid and is not a substitute for
yo ur attentiveness. 0007
When the boot lid is closing, make sure that
no body parts are in the closing area. 000A
WARNING Risk of becoming trapped
despi tereve rsing function
The reve rsing function does not react:
R tosoft, light and thin objects, e.g. fingers.
R overth e last 8 mm of the closing path.
In these situations in particular, there ve rsing
function cannot pr event someone being trap‐
ped. 0007
When closing, ma kesure that no body
parts are in the closing area. 0007
If someone is trapped, use one of the
fo llowing options:
R Press the008B button on thekey. 84
Opening and closing

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
(0013 page 82) and closing (0013 page 83)the
boot lid.
0009 Awa rning tone sounds while the boot lid is
opening or closing. 000A
WARNING Risk of bu rns caused bya hot
ex haust sy stem
The vehicle exhaust sy stem can become very
hot. If you use HANDS-FREE ACCESS, you
could bu rnyourself by touching theex haust
sy stem. 0007
Alw ays ensure that you on ly ma ke a
kicking mo vement within the de tection
ra nge of the sensors. 000E
NO
TEDama getotheve hicle caused by
unin tentional lyopening the boot lid: R
when using an automatic car wash
R when using a high pressure cleaner 0007
Deactivate KEYLESS-GO or make sure
that theke y located is at least 3 m
aw ay from theve hicle in such situa‐
tions. When making
the kicking mo vement, make sure
th at your feet are firm ly on the ground, other‐
wise you could lose your balance, e.g. on ice.
Re quirements:
R The key is behind theve hicle.
R Stand at least 30 cm away from theve hicle
while per form ing the kicking mo vement.
R Do not come into contact with the bumper
while making the kicking mo vement.
R Do not car ryout the kicking mo vement too
slowl y.
R The kicking mo vement must be towa rdsthe
ve hicle and back again. Opening and closing
85

1
Detection range of the sensors
If se veral consecutive kicking mo vements are
not successful, waitte n seconds.
Sy stem limitations
The sy stem may be impaired or may not function
if:
R Snow or dirt, e.g. from road salt, co vers the
sensor area.
R The kicking mo vement is made using a pros‐
th etic leg. The boot lid could be opened or closed unin
ten‐
tional ly, in thefo llowing situations:
R A person's arms or legs are moving in the
sensor de tection range, e.g. when polishing
th eve hicle or picking up objects.
R Objects are mo ved or placed behind theve hi‐
cle, e.g. tensioning stra ps or luggage.
R Clamping stra ps, tarp aulins or other co ver‐
ings are pulled overth e bumper.
R A pr otective mat with a length reaching over
th e boot sill down into the de tection range of
th e sensors is used.
R The pr otective mat is not secured cor rectl y.
R Workis being under take n on the trailer hitch,
on trailers or rear bicycle rack s.
Deactivate KEYLESS-GO (0013 page74) or do
not car rytheke y about your person in such sit‐
uations. Swit
ching separate boot locking on or off If
yo u centrally unlo cktheve hicle while separate
locking is activated, the boot will remain loc ked. 0007
Toswitch on: slidethe switch toposition
0047. 0007
Toswitch off: slidethe switch toposition
0048.
0009 If an accident has been de tected, the boot
will unlock even if separate lo cking is
switched on. 86
Opening and closing

Ve
hicles with a sliding sunroof: the side win‐
do ws are closed comple tely if the sliding sunroof
is open.
If th e side windo wsare bloc ked 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 wsisthen
deactivated. Con
venience opening (ventilating theve hicle
before starting a journey) 000A
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. 0007
When opening, make sure that nobody
is touching the side windo w. 0007
Release the button immediately if
somebody becomes trapped. 0007
Press and hold the0036 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 sunroof is opened.
R The seat ventilation of the driver's seat is
switched on.
If th ero ller sunblinds of the panoramic sliding
sunroof are closed, thero ller sunblinds are
opened firs t. 0007
Tointer rupt convenience opening: release
th e0036 button. 0007
Tocontinue con venience opening: press
and hold the0036 button again. Con
venience closing (closing theve hicle
from outside) 000A
WARNING Risk of entrapment caused by
inadver tent con venience 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. 0007
Obser vethe comple teclosing proce‐
du re when using con venience closing. 0007
When closing, ma kesure that no body
parts are in the closing area. 0007
Press and hold the0037 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 sunroof is closed. 0007
Tointer rupt convenience closing: release
th e0037 button. 90
Opening and closing

0007
Toclose thero ller sunblinds: press and
hold the0037 button again. 0009
Con venience closing can also be operated
wi th KEYLESS-GO (0013 page 79).Problems with
the side windo ws Problem
Possible causes/consequences and 0050
0050Solutions
A side window cann otbe closed and
yo u cannot see the cause. 0007
Check tosee whe ther any objects are in the window guide.
000A WARNING Risk of becoming trapped or fata lly injured if reve rsing pr otection is not activated
If yo u close a side wind owagain immediately af ter it has been bloc ked or reset, the side window closes
with increased or maximum forc e. The reve rsing feature is then not active.
Pa rts of the body could become trapped in the closing area in the process. 0007
Make sure that no parts of the body are in the closing area. 0007
Tostop the closing process, release the button or press the button again toreopen the side win‐
do w. If a side window is obstructed during closing and
reopens again slightly: 0007
Immediately af terth e window is bloc ked, pull the cor responding switch again until the side window has
closed, and hold the switch for an additional second.
The side window will be closed with increased forc e.
If a side window is obstructed again during closing and reopens again slightly: Opening and closing
91

Problem
Possible causes/consequences and 0050
0050Solutions 0007
Repeat the pr evious step.
The side window is closed without the automatic reve rsing function.
The side windo wscannot be opened or
closed using the con venience opening
fe ature. The
key bat tery iswe ak or dischar ged. 0007
Check the battery using the battery indicator lamp and replace if necessary (0013 page75). Sliding sunroof
Opening and closing
the sliding sunroof 0009
The term "sliding sun roof" also refers to the
panoramic sliding sunroof. 000A
WARNING Risk of becoming trapped
while opening and closing the sliding
sunroof
During opening and closing, parts of the
body could getcaught in the sweep of the
sliding sunroof. 0007
When opening or closing, make sure
that no body parts are in the sweep. 0007
Release the button immediately if
somebody becomes trapped.
or 0007
Press the button in any direction during
th e automatic opening/closing process.
The opening/closing process is stop‐
ped. 000A
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. 0007
Never lea vechildren unat tended in the
ve hicle. 0007
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. 000A
WARNING Risk of entrapment while
opening and closing thero ller sunblinds
When opening or closing, make sure that no
body parts become trapped between the
ro ller sunblind and frame or sliding sunroof. 0007
When opening or closing, make sure
that no body parts are in the sweep of
th ero ller sunblind. 92
Opening and closing

Problem
Possible causes/consequences and 0050
0050Solutions
Ve hicles without a panoramic slid‐
ing sunroof: the sliding sunroof does
not operate smoo thly. 0007
Push the0057 button up tothe point of resis tance until the sliding sunroof is fully open. 0007
Press the0057 button for ano ther second. 0007
Close the sliding sunroof.
Ve hicles with a panoramic sliding
sunroof: the sliding sunroof or the
ro ller sunblind does not opera te
smoo thly. 0007
Pull and hold the0057 button little bylittle until the sliding sunroof is fully closed. 0007
Pull and hold the0057 button little bylittle until thero ller sunblind is fully closed. 0007
Use automatic operation tofully open and then close the sliding sunroof. Anti-theft pr
otection Fu
nction of the immobiliser The immobiliser pr
events your vehicle from
being star ted without the cor rect key.
The immobiliser is automatically activated when
th e ignition is switched off and deactivated when
th e ignition is switched on. ATA
(Anti-Theft Alarm sy stem) Fu
nction of theATA system
If th eATA system is primed, a visual and audible
alarm is triggered in thefo llowing situations:
R when a door is opened
R when the boot lid is opened
R when the bonn etis opened
R when interior pr otection is triggered
(0013 page 99)
R when tow- aw ay protection is triggered
(0013 page 98) The
ATA sy stem is primed automatically af ter
appr oximately ten seconds in thefo llowing situa‐
tions:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO Opening and closing
97