climate control MERCEDES-BENZ E-CLASS CABRIOLET 2021 User Guide

#
Press theu and^ buttons simultane-
ousl y.
The Îsymbol on there mo tecont rol display
will 0ash. #
Use the, and. buttons toset the
desired departure time. #
Press theu and^ buttons simultane-
ousl y.
The new departure time will be stored.
Up tothre e departure times can be stored. #
T
To activ
o activ at
at e t
e t he depar
he depar tur
ture time:
e time: selectthe
desired departure time and press and hold
th eu button.
The Ísymbol, the departure time and,
depending on the selected departure time, the
letter A A, B , B or CCwill appear on the displa y. #
T
To deactiv
o deactiv at
ate t
e t he depar
he depar tur
ture time:
e time: selectthe
desired departure time and press and hold
th e^ button.
OFF
OFF will appear on the displa y. #
T
To c
o c hec
hec k t
k the st
he st atus of t
atus of t he activ
he active st
e stationar
ationar y
y
heat
heat er
er:
:brie0y press theu button. Switc Switc
hing hingo.
o.immediat
immediat ely
ely #
Press and hold the^ button.
Ov
Ov er
ervie
vie w of t
w of t he r
he remot
emot e contr
e contr ol display
ol display s (st
s (station-
ation-
ar
ar y heat
y heat er/v
er/ventilation)
entilation) 1
Stationary ventilation switched on
2 Stationary heater switched on
3 Selected departure time
4 Remaining time forth e stationary heater/
ve ntilation (in minutes)
5 Stationary heater/ ventilation active
6 Departure time activated
7 Signal strength Fu
rther possible displ ays:
R T
Time:
ime: the activated departure time.
R Zer
Zero minut
o minut es:
es:theru nning time forth e station-
ary heater is extended because the engine has
not yetreached operating temp erature when it
is star ted.
R OFF:
OFF: the stationary heater/ventilation is
switched o..
R
R eplacing t
eplacing t he r
he remot
emot e contr
e contr ol batt
ol batt er
ery (st
y (st ationary
ationary
heat
heat er)
er) &
D
DAN
AN GER
GER Risk of fatal injuries if batteries
are swallo wed
Batteries contain toxic and cor rosive subs tan-
ces. Swall owing batteries may cause se vere
internal burns within two hours.
There is a risk of fatal injur y. #
Keep batteries out of there ach of chil-
dren. #
Ifth e co ver and/or lid of the battery
compartment does not close securel y, Climate control
149 149

do not use
theke y and keep it away from
ch ildren. #
If batteries are swallo wed, seek medical
attention immediatel y.+
ENVIR
ENVIR
ONMENT
ONMENT AL NO
AL NOTE
TE Environmen tal
damage due toimproper disposal of bat-
te ries Batteries contain
toxic and corro-
sive substances. #
Ta
ke dischar ged batteries to a
qu ali/ed specialist workshop or toa col-
lection point for used batteries. R
R
eq
eq uir
uir ements:
ements:
R One CR2450 lithium battery Mercedes-Benz
recommends that you ha vethe
battery replaced at a quali/ed specialist work-
shop. #
Push a poin ted object into recess 1. #
Slide battery co ver2 backwards in the direc-
tion of the ar row and remo vethe em pty bat-
te ry. #
Insert new battery 3with the lettering facing
upwards. #
Slide battery co ver2 inthe opposite direc-
tion tothe ar row onto there mo tecont rol until
th e battery co ver engages. R
R
ectifying pr
ectifying pr oblems wit
oblems with t
h the r
he r emot
emot e contr
e contr ol f
ol for
or
t
t he st
he st ationar
ationar y heat
y heater/v
er/ventilation
entilation
F
F AIL
AIL ¨
¨appear
appear s on t
s on the r
he remot
emot e contr
e contr ol display
ol display
Po ssible cause:
R The signal transmission between the transmit-
te r and receiver is malfunctioning. #
Change your position in relation totheve hicle,
moving closer if necessar y.
F
F AIL appear
AIL appear s on t
s on the r
he remot
emot e contr
e contr ol display
ol display
Po ssible cause:
R The star ter battery is not su1ciently charge d. #
Char gethe star ter batter y.
R The fuel tank content is below there ser vefuel
le ve l. #
Refuel at the nearest /lling station.
F
F AIL
AIL ¯
¯ appear
appear s on t
s on the r
he r emot
emot e contr
e contr ol display
ol display
Po ssible cause:
R There is a malfunction in the stationary heater. 150
150
Climate control

#
Have the stationary heater checked at a quali-
/ed specialist workshop. Air v
Air v
ents
ents A
A
djus
djusting t ting t he fr
he front air v
ont air v ents
ents &
W
WARNING
ARNING Risk of burns or frostbite due to
being too close tothe air vents
Ve ry hot or very cold air can 0ow from the air
ve nts. #
Make sure that all vehicle occupants
alw ays maintain a su1cient dis tance
from the air vents. #
If necessar y,direct the air0ow toano ther
area of theve hicle interior. To
guarantee the 0ow of fresh air thro ugh the air
ve nts into theve hicle interior, comply with thefo l-
lowing:
R Alwayske ep theve nts and ventilation grilles in
th eve hicle interior clear.
R Keep the air inlet free of deposits
(/ page 305). #
T To open or close: o open or close: hold airvent 1 inthe
cent reand turn it tothe leT or right as far as it
will go. #
T
To se
o se t t
t the
he air0ow
air0ow dir
direction:
ection: hold air vent 1 in
th e centre and mo veit up or down or tothe
leT or right. A
A
djus
djusting t ting t he r
he rear air v
ear air v ents
ents #
T
To open or close:
o open or close: hold airvent 1 inthe
cent reand turn it tothe leT or right as far as it
will go. #
T To se o se t t
t the
he air0ow
air0ow dir
dir ection:
ection: hold air vent 1 in
th e centre and mo veit up or down or tothe
leT or right. Climate control
151
151

A
A
djus
djus ting t
ting t he AIRSC
he AIRSC ARF v
ARF vents
ents &
W
WARNING
ARNING Risk of burns caused bythe
heating output from AIRSCARF being too
high
When AIRSCARF is switched on, very hot air
can 0ow from the outlet opening in the head
re straints. #
Turn the heating output down in good
time. #
Maintain a suitable distance from the
outlet opening. *
N
NOOTE
TE Damage caused toAIRSCARF by
th e use of pr otective co vers If a pr
otective co ver is placed overth e front
seat head restraints, the 0ow of air from the
AIRSCARF vent is hindered.
This can cause AIRSCARF toove rheat and be
damaged. #
Do not use pr otective co vers on head
re straints wi thAIRSCARF. Make sure
that no objects are co vering the air
inlet grille on the back of the head restraints. #
You can adjust the blo wer setting of AIR-
SCARF vents 1using the AIRSCARF button
(/ page 109). #
You can adjust the height of AIRSCARF vents
1 and the cur rent of air byadjusting the
height of the head restraints (/ page 103). 152
152
Climate control

S
S
t
tar
ar ting LIN
ting LIN GUA
GUATR
TRONIC
ONIC #
Press 1.
or #
Say "Hello Mercedes". Inf
Inf
or
ormation on
mation on pr
pro/les,
o/les, t
themes, sugg
hemes, sugg es
estions and
tions and
fav
fav our
our it
ites
es Fo
r electrically adjustable seats obser vethefo l-
lowing no tes. &
W
WARNING
ARNING Risk of becoming trapped dur-
ing adjustment of the driver's seat aTer
calling up a driver pro/le
Selecting a user pro/le may trigger an adjust-
ment of the driver's seat tothe position sa ved
under the user pro/le. You or other vehicle
occupants could be injured in the process. #
Make sure that when the position of the
driver's seat is being adjus ted via the
multimedia system, no people or body
parts are in the seat's range of mo ve-
ment.
If th ere is a risk of someone becoming trap-
ped, stop the adjustment process immedi-
atel y: #
a)Tapth ewa rning message onthe
media displa y. or
#
b) Press a memory function position but-
ton or a seat adjustment switch on the
driver's door.
The adjustment process will be stopped. The driver's seat is equipped with an access pre-
ve
nter.
If th e driver's door is open, the driver's seat will
not not be set aTer calling up the driver's pro/le.
Pro/les store your vehicle settings and settings
fo rth e multimedia system. If theve hicle is used
by several drivers, the driver can select their own
pro/le without changing the stored pro/le settings
of other drivers.
% Information on pro/les from Mercedes me
connect can be found in the Digital Opera-
to r's Manual.
Ve hicle settings are, forex ample, driver's seat,
steering wheel and mir ror settings, climate control
and ambient lighting. Forth e settings of the multi-
media system, you can select, forex ample, radio
stations, pr evious destinations as well as themes,
suggestions and favo urites. 260 260
MBUX multimedia system

A
A
ctiv
ctiv e Speed Limit Assist
e Speed Limit Assist
Display................................................... 200
Fu nction................................................ 200
A
A ctiv
ctiv eSt
e St eer
eer ing Assist
ing Assist
Ac tivating/deactivating.......................... 204
Ac tive Emer gency Stop Assist................ 205
Fu nction................................................ 203
System limits......................................... 203
A
A ctiv
ctiv e
eTr
Tra1c
a1c Jam Assist
Jam Assist
Ac tivating/deactivating.......................... 203
Fu nction................................................ 202
A
A dap
dap tiv
tive br
e br ak
ake lights
e lights .................................... 190
A
A dap
dap tiv
tive cr
e cr uise contr
uise contr ol
ol
see Active Distance Assist DISTRONIC
A
A dap
dap tiv
tive Highbeam Assist
e Highbeam Assist
Ac tivating/deactivating.......................... 131
Fu nction................................................ 130
A
A dap
dap tiv
tive Highbeam Assis
e Highbeam Assist Plus t Plus
Fu nction................................................ 131
Switching on/o..................................... 132
A
A dBlue
dBlue ®
®
Ad ditives................................................ 362
Capacity................................................ 363 No
tes..................................................... 174
Purit y.................................................... .362
To pping up............................................ .175
A
A dditional door lock
dditional door lock ....................................... 77
A
A dditiv
dditiv es
es
Ad Blue ®
................................................ .362
Engine oil............................................... 363
Fu el....................................................... 360
A
A dditiv
dditiv es (A
es (AdBlue
dBlue ®
®
)
)
see AdBlue ®
A
A dditiv
dditiv es (engine oil)
es (engine oil)
see Additives
A
A dditiv
dditiv es (fuel)
es (fuel)
see Fuel
ADS PL
ADS PL US dam
US dam ping syst
ping syst em
em
see AIR BODY CONTROL
ATer
ATer -sales
-sales ser
service
vice
see AS SYST PLUS
AIR BOD
AIR BOD Y C
Y CONTR
ONTR OL
OL
Setting................................................... 218
Suspension............................................ 217
Air conditioning menu
Air conditioning menu Calling up.............................................. 143 Air dis
Air distr
tribution
ibution
Setting................................................... 142
Setting (MBUX multimedia system)......... 144
Air fr Air fr eshener syst
eshener syst em
em
see Frag rance system
Air inlet
Air inlet
see Air-water duct
Air pr
Air pr essure
essure
see Tyre pressure
Air suspension
Air suspension
see AIR BODY CONTROL
Air v
Air v ents
ents
Ad justing (front)..................................... 151
Ad justing (rear)...................................... 151
Ad justing the AIRSCARF vents................ 152
Air v
Air v ents
ents
see Air vents
Air
Air -conditioning syst
-conditioning syst em
em
see Climate cont rol
Air
Air -r
-recir
ecir culation mode
culation mode.................................. 145
Air
Air -w
-wat
ater duct
er duct
Ke eping free.......................................... 305 446
446
Index

Climate style function............................ 144
Demisting the windscreen...................... 142
Demisting windo ws................................ 145
Fr ont air vents........................................ 151
Inserting/removing the 0acon (fra-
gr ance system)...................................... 146
Ionisatio n............................................... 145
No te...................................................... 142
Re ar air vents......................................... 151
Re sidual heat......................................... 145
Setting (MBUX multimedia system)......... 143
Setting the air distribution...................... 142
Setting the air0ow.................................. 142
Setting the climate style......................... 144
Setting the frag rance system.................. 145
Setting theve hicle interior temp era-
ture....................................................... 142
St ationary heater/ ventilation................. 147
Switching there ar wind owheater
on/o.................................................... 142
THERM ATIC cont rol panel...................... 142
THERMOTRONIC control panel............... 142
Ve ntilating theve hicle (con venience
opening).................................................. 93 Climat
Climat e s e stytyle
le
Fu nction................................................ 144
Setting.................................................. .144
Co-dr
Co-dr iv
iver airbag
er airbag shut
shuto.
o.
see Automatic co-driver airbag shuto.
Coc
Coc kpit
kpit
Overview.................................................... 6
Co.ee
Co.ee cup symbol
cup symbol
see ATTENTION ASSIST
Combination switch
Combination switch .................................... .127
Com
Com ponent-speci/c
ponent-speci/c inf
infor
ormation
mation................... 355
Com
Com put
puter
er
see On-board computer
Conv
Conv enience closing
enience closing...................................... 94
Conv
Conv enience opening
enience opening..................................... 93
Coolant (engine)
Coolant (engine) Levelch eck............................................ 303
No tes..................................................... 365
Cooling
Cooling see Climate control
Cop Cop yr yright
ight....................................................... 38
Cor
Cor ner
nering light
ing light............................................. 128 Cr
Cr oss
oss tr
tra1c
a1c (w
(war
arning)
ning)
see Manoeuvring assis tance
Cr
Cr oss
oss Tr
Tra1c
a1c Alert
Alert........................................ 236
Cr
Cr osswind Assist
osswind Assist
Fu nction/no tes...................................... 187
Cr
Cr uise contr
uise contr ol
ol
Ac tivating............................................... 193
Buttons.................................................. 193
Calling up a speed................................. 193
Deactivating........................................... 193
Fu nction................................................ 192
Re quirements:....................................... 193
Selecting............................................... 193
Setting a speed...................................... 193
St oring a speed...................................... 193
System limitations.................................. 192 D D
Dashboard Dashboard see Cockpit
Dashcam Dashcam Notes..................................................... 272
Selecting a USB device......................... .273
St arting/stopping a video recording...... .273 Index
451 451

Fu
se box in the front passenger foot-
we ll........................................................ 334
Fu se box on the dashboar d.................... 334
No tes..................................................... 332 G
G
Gar
Gar ag
age door opener
e door opener
Clea ring the memory.............................. 180
Gar
Gar ag
age door openers
e door openers
Opening/closing the door......................1 80
Prog ramming buttons............................. 178
Re solving problems................................ 179
Syn chronising thero lling code................ 179
Gear
Gear shiT
shiT r
recommendation
ecommendation........................... 170
Genuine par
Genuine par ts
ts................................................ 21
Glide mode
Glide mode.................................................. 170
Gr
Gr oss mass
oss mass.................................................. 356 H
H
Handbr Handbr ake
ake
see Electric parking brake
Handling c Handling c har
haract
acter
eris
istics (unusual)tics (unusual) ................ 336
HANDS-FREE A
HANDS-FREE A CCESS CCESS................................... 83 Hazar
Hazar
d w
d war
arning lights
ning lights................................... 127
Head airbag
Head airbag................................................... 46
Head r Head r es
estr traint
aint
Fr ont (adjusting mechanically)................ 103
Re ar (removing//tting)........................... 104
Head space heating (AIRSC
Head space heating (AIRSC ARF)
ARF).................. .109
Head-up display
Head-up display Adjusting brightness (on-board com-
puter).................................................... 252
Ad justing display elements (on-board
co mp uter).............................................. 252
Care...................................................... 312
Fu nction................................................ 251
Menu (on-boa rdcomputer)..................... 252
Operating the memory function.............. 114
Setting the position (on-board com-
puter).................................................... 252
Switching on/o.....................................2 53
Headlam Headlam p
p0ashing
0ashing ........................................ 127
Headlam
Headlam ps
ps
see Automatic driving lights
Heating
Heating see Climate control Help call
Help call
see Mercedes-Benz emer gency call system
High beam
High beam Activating/deactivating.......................... 127
High beam
High beam see Adaptive Highbeam Assist
see Adaptive Highbeam Assist Plus
High-pr
High-pr essur
essure cleaner (car
e cleaner (car e)
e)........................ 306
Hill St
Hill Star
art Assist
t Assist............................................ 190
HOLD function
HOLD function Function/no tes...................................... 188
Switching on/o..................................... 189
Home scr
Home scr een (media displa
een (media displa y)
y)
Overview................................................ 256
Hooking t
Hooking t he lugg
he luggag
age net
e net.............................. .120 I
I
i-Size c
i-Size c hild seat secur
hild seat secur ing syst
ing system
em
Fi tting...................................................... 63
Seats suitable for attaching...................... 63
Identi/cation
Identi/cation plate
plate
Engine................................................... 356
Ve hicle.................................................. 356 460
460
Index

Equipment............................................... 22
Implied warrant y...................................... 34
Locking (automatically)............................ 80
Locking/unlocking (emer gency key)........ .81
Locking/unlocking (from inside)............... 78
Locking/unlocking (KEYLESS-GO)............ 79
Lo we ring................................................ 350
Medical aids........................................... .34
Pa rking up............................................. 182
QR code rescue car d............................... 35
Quali/ed specialist workshop.................. .33
Ra ising................................................... 347
REACH regulation.................................... 33
Re gistration............................................. 33
St andby mode function.......................... 182
St arting (emer gency ope ration mode ).... 155
St arting (Remo teOnline)........................ 156
St arting (start/stop but ton)................... 154
SV HC (substances of very high conce rn)..33
Switching o. (start/stop button)............ 177
Switching on (start/stop button)............ 153
To wing................................................... 245
Ve ntilating (con venience opening)........... .93
V
V ehicle batt ehicle batt ery
ery
see On-board electrical system battery (12 V) V
V
ehicle camera
ehicle camera
Information............................................ 183
V
V ehicle data
ehicle data
Displaying (DYNAMIC SELECT)............... 166
Ro of load............................................... 368
Ve hicle height....................................... .367
Ve hicle length........................................ 367
Ve hicle widt h......................................... 367
Wheelbase............................................. 367
V
V ehicle dimensions
ehicle dimensions...................................... 367
V
V ehicle emerg
ehicle emerg ency st
ency start
art............................... 332
V
V ehicle
ehicle identi/cation
identi/cation number
number
see VIN
V
V ehicle
ehicle identi/cation
identi/cation plate
plate
EU type appro val number....................... 356
Maximum gross vehicle weight............... 356
Pa int code............................................. 356
Pe rm issible axle load.............................. 356
VIN........................................................3 56
V
V ehicle int
ehicle int er
erior
ior
Cooling or heating (Remo teOnline)....... .155
V
V ehicle key
ehicle key
see Key V
V
ehicle maint
ehicle maint enance
enance
see ASS YST PLUS
V
V ehicle sensors
ehicle sensors
Information............................................ 183
V
V ehicle t
ehicle t ool kit
ool kit
TIREFIT kit............................................. .318
To wing eye............................................. 331
V
V entilating
entilating
Con venience opening.............................. .93
V
V entilation
entilation
see Climate control
V
V ents
ents
see Air vents
VIN
VIN Identi/cation pla te................................. 356
Seat....................................................... 356
Wi ndsc reen............................................ 356
V V ision
ision
Demisting windo ws................................ 145 W
W
W
W ar
ar ning lamp
ning lamp
see Warning/indicator lamp Index
475
475