2021 MERCEDES-BENZ C-CLASS CABRIOLET Owners Manual

Switching off
#
Switch off the high beam using the combina‐
tion switch. Setting low beam
Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Dipped-beams #
Select Left-side traffic orRight-side traffic. Setting
theex terior lighting switch-off delay
time Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Exterior light shut-off #
Set the switch-off delay time. Setting
the sur round lighting Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Locator lighting #
Activate Oor deacti vate ª the function.
If th e sur round lighting is swit ched on, theex te‐
ri or lighting remains lit for 40 seconds af terthe
ve hicle is unloc ked. When youstart theve hicle,
th e sur round lighting is deactivated and the
automatic driving lights are activated. Interior lighting
Ad
justing the in terior lighting 1
p Leftreading lamp
2 c Inte rior lighting
3 | Automatic interior lighting control
4 p Rightreading lamp #
Toswitch reading lamps on/off: press but‐
to n1 or4. #
Toswitch interior lighting on: push button
2 tothe left. #
Toswitch automatic interior lighting con‐
trol off: push button 3totheright. 12 6
Light and sight

Ad
justing the ambient lighting Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Ambient lighting
Setting the colour #
Select Colour. #
Set a colour.
Ad justing the brightness #
Select Brightness . #
Set a brightness value.
Ac tivating the brightness for zones #
Select Brightness zones . #
Activate Oor deacti vate ª the function.
The Display ,Front andRear zones can be set
separately. Setting
the interior lighting switch-off delay
time Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Interior light shut-off #
Set the switch-off delay time. Wi
ndscreen wipers and windscreen washer
sy stem Switching
the windscreen wipers on/off 1
gWindsc reen wipers off
2 Ä Intermittent wiping, normal
3 Å Intermittent wiping, frequent Light and sight
127

4
° Continuous wiping, slow
5 ¯ Continuous wiping, fast #
Turn the combination switch tothe cor re‐
sponding position 1-5. #
Single wipe/washing: pushthe button on
th e combination switch in the direction of
ar row 1.
R í Single wipe
R î Wiping with washer fluid Re
placing the windsc reen wiper blades &
WARNING Risk of becoming trapped if
th e windscreen wipers are switched on
while wiper blades are being replaced
If th e windscreen wipers begin tomo vewhile
yo u are changing the wiper blades, you can
be trapped bythe wiper arm. #
Alw ays switch off the windscreen wip‐
ers and ignition before changing the
wiper blades. Moving
the wiper arms into there placement
position #
Switch the ignition on and then off again
immediatel y. #
Within around 15seconds, press and hold
th eî button on the combination switch
fo r appro ximately thre e seconds
(/ page 127).
The wiper arms will mo veinto there place‐
ment position.
Re moving the wiper blades #
Foldthe wiper arms away from the wind‐
screen. #
Hold the wiper arm with one hand. With the
ot her hand, turn the wiper blade away from
th e wiper arm in the direction of ar row 1 as
fa r as it will go. #
Slide catch 2inthe direction of ar row 3
until it engages in there mo val position. #
Remo vethe wiper blade from the wiper arm
in the direction of ar row4. 12 8
Light and sight

Fi
tting the wiper blades #
Inse rtthe new wiper blade into the wiper
arm in the direction of ar row1. #
Slide catch 2inthe direction of ar row 3
until it engages in the locking position. #
Make sure that the wiper blade is seated cor‐
re ctly. #
Foldthe wiper arms back onto the wind‐
screen. #
Switch on the ignition. #
Press theî button on the combination
switch (/ page127).
The wiper arms will return tothe original
position. #
Switch the ignition off. Maintenance display #
Remo veprotective film 1 from the mainte‐
nance display on the tip of the newly fitted
wiper blades.
When the colour of the maintenance display
ch anges from black to yellow, the wiper blades
should be replaced. Light and sight
12 9

%
The duration until the colour changes varies
depending on the usage conditions. Mir
rors Operating
the outside mir rors &
WARNING Risk of inju ryifve 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. &
WARNING Risk of accident due tomis‐
judgement of dis tance when using the
outside mir ror
The outside mir rors reflect objects on a
smaller scale. The objects in view are in fact
closer than they appear. #
Therefore, alw ays look over your shoul‐
der in order toensure that you are
aw are of the actual dis tance between
yo u and thero ad users driving behind
yo u. Fo
lding the outside mir rors in/out #
Brief lypress button 1.
Re setting the outside mir rors
% Ifth e battery has been disconnected or com‐
ple tely discharged, the outside mir rors must
be reset. Only then will the automatic mir ror
fo lding function workproperly. #
Brief lypress button 1. 13 0
Light and sight

Ad
justing the outside mir rors #
Press button 3or4 toselect the outside
mir rorto be adjus ted. #
Press button 2toadjust the position of the
mir rorgl ass.
Engaging the outside mir rors #
Vehicles without electrical lyfolding out‐
side mir rors: manually mo vethe outside
mir ror into the cor rect position. #
Vehicles with electrical lyfolding outside
mir rors:press and hold button 1.
Yo u will hear a click and the mir ror will audi‐
bly click into place. The outside mir ror will
now be set tothe cor rect position. Au
tomatic anti-dazzle mir rors function &
WARNING Risk of acid bu rns and poi‐
soning due tothe anti-dazzle mir ror elec‐
trolyte
Electrolyte may escape if theglass in an
automatic anti-dazzle mir ror breaks. The electrolyte is hazardous
tohealth and
causes ir rita tion. It mu stnot come into con‐
ta ct wi thyour skin, eyes,respiratory or gans
or clo thing or be swallo wed. #
Ifyo u come into contact with electro‐
ly te , obser vethefo llowing:
R Immediately rinse the electrolyte
from your skin with water and seek
medical attention.
R If electrolyte comes into contact
with your eyes, immediately rinse
th em thoroughly with clean water
and seek medical attention.
R Ifth e electrolyte is swallo wed,
immediately rinse your mouth out
th oroughl y.Do not induce vomiting.
Seek medical attention immediately.
R Immedia tely ch ange out of clo thing
which has been con taminated with
electrolyte.
R If an allergic reaction occurs, seek
medical attention immediatel y. The inside
rear-view mir ror and the outside mir‐
ro r on the driver's side will automatically go into
anti-dazzle mode if light from a headlamp hits
th e sensor on the inside rear-view mir ror.
Sy stem limits
The sy stem will not go into anti-dazzle mode if:
R The engine is switched off.
R Reversege ar is engaged.
R The interior lighting is swit ched on. Fr
ont-passenger outside mir ror parking posi‐
tion function The pa
rking position makes parking easier.
The front-passenger outside mir ror will swivel
down wards in the direction of there ar wheel on
th e front passenger's side when:
R the parking position is stored (/ page132).
R the front-passen ger mir ror is selected.
R reve rsege ar is engaged. Light and sight
131

The front-passenger outside mir
ror will mo ve
back toits original position when:
R you shift the transmission toano ther trans‐
mission position.
R you are tra velling at a speed greaterth an
15 km/h.
R you press the button forth e outside mir ror
on the driver's side. St
oring the pa rking position of the front-
passenger outside mir ror using reve rsege ar St
oring #
Select the front-passen ger outside mir ror
using but ton2. #
Engage reve rsege ar. #
Movethe front-passen ger outside mir ror into
th e desired parking position using button 1.Calling up #
Select the front-passen ger outside mir ror
using but ton2. #
Engage reve rsege ar.
The front-passenger outside mir ror will mo ve
into thestored parking position. Ac
tivating/deactivating the automatic mir ror
fo lding function Multimedia sy
stem:
4 Vehicle 5
î Vehicle settings
5 Auto. fold-in mirrors #
Activate Oor deacti vate ª the function. 13 2
Light and sight

Overview of climate control sy
stems Note
s on climate control An interior air
filter in combination with the pre‐
fi lter in the engine compartment must alw ays be
used so that the air conditioning sy stem, pollu‐
tion le vel monitoring and the air filtration work
cor rectl y.Use filters recommended and
appr ovedby Mercedes-Benz. Alw ays ha vemain‐
te nance workcar ried out at a qualified specialist
wo rkshop. Overview of
the air conditioning control
panel The indicator lamps on
the buttons indicate that
th e cor responding function is activated. THERMATIC air conditioning contro
l panel
without stationary heater
1 w Setsthete mp erature on the driver's
side
2 _ Setsthe air distribution
3 H Setsthe air flow or switches off climate
control
4 Ã Sets climate control toautomatic
(/ page 134)
5 ¬ Demists the windscreen
6 A Calls up the air conditioning menu
7 ¤ Switches there ar wind owheater
on/off 8
0 Switches synchronisation on/off
(/ page 134)
9 g Switches air- recirculation mode on/off
(/ page 134)
A ¿ Switches the A/C function on/off
(/ page 134)
B w Setsthete mp erature on the front
passenger side Operating
the clima tecont rol sy stem Switching clima
tecont rol on/off #
Toswitch on: setthe air flow toleve l 1 or
higher using theH button. #
Toswitch off: setthe air flow toleve l 0 using
th eH button.
If climate control is switched off, the windo ws
may mist up more quickl y.Switch climate con‐
trol off only brie fly. Climate cont
rol13 3