2021 MERCEDES-BENZ C-CLASS CABRIOLET ESP

R
There are no objects between the seat, door
and door pillar (B-pillar).
R There are no hard objects, e.g. coat hangers,
hanging on the grab handles or coat hooks.
R There are no accessory parts, such as mobile
navigation devices, mobile phones or cup
holders, within the deployment area of an air‐
bag, e.g. on the cockpit, on the door, on the
side window or on the side trim.
In addition, no connecting cables, tensioning
st ra ps or retaining stra ps must be routed or
attached totheve hicle within the deploy‐
ment area of an airbag. Alw ays comply with
th e accessory manufacturer's ins tallation
instructions and, in particular, the no tes on
suitable places for ins tallation.
R There are no heavy, sharp-edged or fragile
objects in the poc kets of your clo thing. Store
such objects in a suitable place. Limited pr
otection pr ovided byairbags &
WARNING Risk of inju rydue tomodifi‐
cations tothe co ver of an airbag
If yo u modify the co ver of an airbag or af fix
objects such as sticke rs to it,the airbag may
no longer function cor rectl y. #
Never modify the co ver of an airbag and
do not af fix objects toit. The ins
tallation location of an airbag is identified
by the AIRB AGsymbol (/ page44). &
WARNING Risk of inju ryor death due to
th e use of unsuitable seat co vers
Due tounsuitable seat co vers,th e airbags
cann otprotect vehicle occupants as inten‐
ded.
In addition, the operation of the automatic
front passenger airbag shutoff could be
re stricted. #
You should on lyuse seat co vers that
ha ve been appr oved forth e cor respond‐
ing seats byMercedes-Benz. &
WARNING Risk of inju rydue tomalfunc‐
tioning sensors in the door
The function of the airbags can be impaired
due tomodifications or incor rect wo rkper‐
fo rm ed on the doors or door trim, or if the
doors are damaged. #
Never modify the doors or parts of the
doors. #
Alw ays ha vewo rkon the doors or door
trim car ried out at a qualified specialist
wo rkshop. &
WARNING Risk of inju rydue todeplo yed
airbag
A deplo yed airbag no longer of fers any pro‐
te ction. 46
Occupant saf ety

#
Alw ays comply with thech ild restra int
sy stem manufacturer's ins tallation
instructions. A person on
the front passenger seat must
obser vethefo llowing information:
R Fasten seat belts cor rectly (/ page 39).
R Sit in an almost upright seat position with
their back against the seat backrest.
R Sit with their feet resting on thefloor, if pos‐
sible.
The front passenger airbag may otherwise be
disabled bymis take ,fo rex ample, in thefo llow‐
ing situations:
R The front passen ger transfers their weight by
supporting themselves on a vehicle armrest.
R The front passenger sits in such a wayth at
th eir weight is raised from the sitting sur‐
fa ce. &
WARNING Risk of inju ryor death due to
a disabled front passenger airbag
The front passenger airbag is disabled when
th ePA SSENGER AIR BAG OFF indicator lamp
is lit.
A person in the front passenger seat could
th en, forex ample, come into con tact wi th
th eve hicle interior, especially if the person is
sitting too close tothe cockpit.
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 front passenger seat has been mo ved
as far back as possible.
R the person is seated cor rectly. #
Both before and during the journe y,
ensure that thest atus of the front
passenger airbag is cor rect. If
th e front passenger seat is occupied, the clas‐
sification of the person or child restra int sy stem
on the front passenger seat take s place af terthe
front passenger airbag shutoff self-test. The
PA SSENGER AIR BAG indicator lamps displ aythe
st atus of the front passenger airbag.
Alw ays obser vethe no tes on the function of the
PA SSENGER AIR BAG indicator lamps
(/ page 49). 48
Occupant saf ety

A pe
rson on the front passenger seat must
alw ays obser vethefo llowing information:
R Ifth e front passenger seat is occupied byan
adult or a person with a stature cor respond‐
ing tothat of an adult, thePA SSENGER AIR
BA G OFF indicator lamp must be off. This
indicates that the front passenger airbag is
enabled.
If th ePA SSENGER AIR BAG OFF indicator
lamp is lit continuousl y,an adult or person
with a build cor responding tothat of an adult
must not use the front passenger seat.
Ins tead, they should use a rear seat.
R Ifth e front passenger seat is occupied by a
person of smaller stature (e.g. a teenager or
small adult), thePA SSENGER AIR BAG OFF
indicator lamp is either lit continuously or
re mains off, depending on the classification.
- Ifth ePA SSENGER AIR BAG OFF indicator
lamp is off: mo vethe front passenger
seat as far back as possible, or the per‐
son of smaller stature should use a rear
seat. -
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 inju ryor 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 properly with 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 69)
R Suitable positioning of thech ild restra int sys‐
te m (/ page 58) Ro
ll bar &
DANG ER Risk of injury or death due to a
malfunction of thero ll bars
The roll bars cannot pr otect vehicle occu‐
pants as intended. #
Have thero ll bars checked immediately
at a qualified specialist workshop. &
WARNING Risk of inju rywhen thero ll
bars are triggered
There is a risk of injur y.
Alw ays make sure that there is no thing in the
sweep behind there ar head restra ints. Occupant saf
ety51

Re
moving/inserting the eme rgency key Re
moving the eme rgency key #
Press release button 1.
Emer gency key2 is pushed out slight ly.#
Pull out emer gency key2 until it en gage s in
th e intermediate position. #
Press release button 1again and fully
re mo veemer gency key2.
Inserting the emer gency key #
Press release button 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 Risk of fata l injuries due to
swallowing batteries
Batteries contain toxic and cor rosive sub‐
st ances. Swallowing bat teries may cause
se vere internal burns tooccur within two
hours.
There is a risk of fata l injur y. #
Keep batteries out of there ach of chil‐
dren. #
Ifth e cap and/or the battery compart‐
ment does not close securel y,do not
use theke y any lon ger and keep it out
of there ach of children. #
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 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. 74
Opening and closing

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 ab ovethe boot lid. #
Pull boot lid remo teoperating switch 1. #
Press and hold thep button on thekey. Closing
the boot lid &
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. #
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.
Note s on closing the boot lid: your vehicle is
equipped with automatic keyre cognition. If a key
belonging totheve hicle is de tected in theve hi‐
cle, the boot lid will not be loc ked and will pop
open again. 80
Opening and closing

#
Tointer rupt automatic operation: press or
pull theW button again.
% Automatic operation for closing is available
on lyforth e front side windo ws.
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 door is opened. All side wind
owscan be opened or closed simul‐
ta neously using button 1. #
Switch on the ignition. #
Toopen: press and hold button 1tothe
point of resis tance. #
Toopen ful ly:press and hold button 1
be yond the point of resis tance. #
Toclose: pull and hold button 1.
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 Opening and closing
89

Operating
the memory function St
oring #
Set the desired position for all sy stems. #
Brief lypress memory button Vandthen
press preset position 4,TorU
within thre e seconds.
An acoustic signal sounds. The settings are
st ored. #
Tocall up: press and hold preset position
button 4,TorU until all the sys‐
te ms are in thestored position.
% When youre lease the preset position button,
st eering wheel, the seat and mir ror setting
functions stop immediatel y.The head-up dis‐
play continues tobe adjus ted. St
ow age areas Note
s on loading theve hicle &
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. &
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. #
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. &
WARNING Risk of inju rydue toobjects
being stowed incor rectly
If objects in theve hicle interior are stowed
incor rectly, they can slide or be thrown
around and hit vehicle occupants. In addi‐
tion, cup holders, open stowage spaces and
mobile phone brac kets cann otalw aysre tain
all objects they contain. 11 0
Seats and stowing

In addition,
flammable materials may ignite
if:
R you drop the hot cigar ette lighter
R ach ild holds the hot cigar ette lighter to
objects, forex ample #
Alw ays hold the cigar ette lighter bythe
knob. #
Alw ays make sure that the cigar ette
lighter is out of reach of children. #
Never lea vechildren unat tended in the
ve hicle. &
WARNING Risk of bu rns from theta il‐
pipe and tailpipe trims
The exhaust tailpipe and tailpipe trims can
become very hot. If you come into contact
with these parts of theve hicle, you could
burn yourself. #
Alw ays be particular lycareful around
th eta ilpipe and theta ilpipe trims and
supervise children especially closely in
th is area. #
Allow vehicle parts tocool down before
to uching them. The driving
characteristics of your vehicle are
dependent on the distribution of the load within
th eve hicle. You should bear thefo llowing in
mind when loading theve hicle:
R neverex ceed the permissible gross mass or
th e permissible axle loads forth eve hicle
(including occupants).
Information can be found on theve hicle iden‐
tification plate (/ page414).
R the load must not pr otru de abo vethe upper
edge of the seat backrests.
R always place the load behind unoccupied
seats if possible.
R secure the load using the tie-down eyes and
distribute the load evenly. St
ow age spaces in theve hicle interior Overview of
the front stowage compa rt‐
ments 1
Stow age spaces in the doors
2 Stow age compartment in the armrest with a
multimedia and USB connection
3 Stow age compartment in the front cent re
console wi tha USB port
4 Glovecompa rtment 11 2
Seats and stowing