lock MERCEDES-BENZ C-CLASS SALOON 2018 Owner's Manual

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

0007
Toextend or retract: press button 1. Side windo
ws Opening and closing
the side windo ws 000A
WARNING Risk of becoming trapped
when opening a side window
When you open a side wind ow, 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
If someone is trapped, release the but‐
to n immedia tely or pull it in order to
close the side window again. 000A
WARNING Risk of becoming trapped
when closing a side window
When closing a side windo w,body parts
could be trapped in the closing area in the
process. 0007
When closing, make sure that no body
parts are in the closing area. 0007
If someone is trapped, release the but‐
to n immedia tely or press the button in
order toreopen the side windo w. 000A
WARNING Risk of becoming trapped
when children opera tethe side windo ws
Children could become trapped if they oper‐
ate the side windo ws, particularly when unat‐
te nded. 0007
Activate theove rride feature forthe
re ar side wind ows. 0007
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. 0007
Never lea vechildren unat tended in the
ve hicle. Re
quirements:
R The po wer supply or the ignition is switched
on. 88
Opening and closing

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

Indicator lamp
1flashes when theAT A sy stem
is primed.
The ATA sy stem is deactivated automatically in
th efo llowing situations:
R afte r unlocking theve hicle with thekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(0013 page169) R
afte r unlocking theve hicle using KEYLESS-
GO
0009 When the Mercedes‑Benz emer gency call
sy stem is active and the alarm stay s on for
more than 30 seconds, a message is auto‐
matically sent tothe Cus tomer Assis tance
Centre (0013 page 369).
Deactivating theATA 0007
Press the0036, 0037or008B button on the
key.
or 0007
Press thest art/ stop button with theke y in
th estow age compartment (0013 page169)
Deactivating the ala rmusing KEYLESS-GO: 0007
Grasp the outside door handle with thekey
outside theve hicle. Fu
nction of tow- aw ay protection An audible and visual alarm is triggered if an
alteration
to yourvehicle's angle of inclination is
de tected while tow- aw ay protection is primed. To
w- aw ay protection is automatically primed
af te r about 60 seconds:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO
To w- aw ay protection is only primed when thefo l‐
lowing components are closed:
R the doors
R the boot lid
To w- aw ay protection is automatically deactiva‐
te d:
R afte r pressing the0036 or008B button on
th ekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(0013 page169)
R afte r unlocking theve hicle using KEYLESS-
GO
R when using HANDS-FREE ACCESS
In fo rm ation on de tecting damage on a pa rked
ve hicle (0013 page 201). 98
Opening and closing

Priming/deactivating
tow- aw ay protection Multimedia sy
stem:
0018 Vehicle 0019
î Vehicle settings
0019 Tow-away protection 0007
Activate 0073or deacti vate 0053 the function.
To w- aw ay protection is primed again in thefo l‐
lowing cases:
R The vehicle is unloc ked again.
R A door is opened.
R The vehicle is loc ked again. Fu
nction of interior pr otection When interior pr
otection is primed, a visual and
audible alarm is triggered if mo vement is de tec‐
te d in theve hicle interior.
Interior pr otection is primed automatically af ter
appr oximately ten seconds:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO Interior pr
otection is only primed when thefo l‐
lowing components are closed:
R the doors
R the boot lid
Interior pr otection is automatically deactivated:
R afte r pressing the0036 or008B button on
th ekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(0013 page169)
R afte r unlocking theve hicle using KEYLESS-
GO
R when using HANDS-FREE ACCESS
The following situations can lead toafa lse
alarm:
R moving objects such as masc ots in theve hi‐
cle interior
R when the side window is open
R when the sliding sunroof is open
R when the panoramic sliding sunroof is open Priming/deactivating interior pr
otection Multimedia sy
stem:
0018 Vehicle 0019
î Vehicle settings
0019 Interior motion sensor 0007
Activate 0073or deacti vate 0053 the function.
Interior pr otection is primed again in thefo llow‐
ing cases:
R The vehicle is unloc ked again.
R A door is opened.
R The vehicle is loc ked again. Opening and closing
99

Seats
Ad
justing the front seat mechanically and
electrically (without Seat Comfort Package) 000A
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. 0007
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle.
This also applies tothe digital vehicle
ke y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. 0007
Never lea vechildren unat tended in the
ve hicle. The seats can be adjus
ted when the ignition is
switched off. 000A
WARNING Risk of becoming trapped
when adjusting the seats
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. 0007
When adjusting a seat, make sure that
no one has any body parts in the sweep
of the seat. Obser
vethe saf ety no tes on "Airbags" and "Chil‐
dren in theve hicle". 000A
WARNING Risk of accident due tothe
driver's seat not being engaged
If th e driver's seat is not engaged, it could
mo veunexpectedly while theve hicle is in
motion.
This could cause youto lose control of the
ve hicle. 0007
Alw ays make sure that the driver's seat
is engaged before starting theve hicle. 000A
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo 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 0007
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. 000A
WARNING Risk of becoming trapped if
th e seat height is adjus ted carelessly
If yo u adjust the seat height carelessly, you
or other vehicle occupants could be trapped
and thereby injured. Seats and
stowing 101

1
Seat ba ckrest inclination
2 Seat height
3 Seat fore -and-aft position 0007
Toadjust the seat fore -and-aft position:
lift le ver3 and slide the seat into the
desired position. 0007
Make sure that the seat is engaged. Ad
justing the front seat manually and elec‐
trically (with Seat Comfort Package) 1
Seat backrest inclination
2 Seat height
3 Seat cushion inclination
4 Seat fore -and-aft position
5 Seat cushion length 0007
Toadjust the seat fore -and-aft position:
lift le ver4 and slide the seat into the
desired position. 0007
Make sure that the seat is engaged. 0007
Toadjust the seat cushion length: lift lever
5 and slide the front section of the seat
cushion forw ards or backwards. Ad
justing the front seat mechanically and
electrically 000A
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. 0007
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. 0007
Never lea vechildren unat tended in the
ve hicle. The seats can be adjus
ted when the ignition is
switched off. Seats and
stowing 103