fuse MERCEDES-BENZ E-CLASS CABRIOLET 2021 Owners Manual

Climat
Climat
e contr
e contr ol
ol...........................................1 42
142
Overview of climate control systems ............ 142
Operating the climate control system .......... 143 Dr
Dr
iving and par
iving and par king
king..................................... 153 153
Driving ........................................................1 53
DY NAMIC SELECT switch ........................... .165
Au tomatic transmission .............................. .167
Fu nction of the 4MATIC ...............................1 71
Re fuelling .................................................... 171
Pa rking .......................................................1 77
Driving and driving saf ety sy stems ............... 183
Tr ailer hitch ................................................ .239
Bicycle rack function ................................... 244
Ve hicle towing instructions .......................... 245 Ins
Ins
tr
trument displa
ument displa y and on-boar
y and on-boar d com-
d com-
put
put er
er........................................................... 247 247
No tes on the inst rument display and on-
board computer .......................................... 247
Overview of instrument display .................... 248
Overview of buttons on the steering wheel ... 249
Operating the on-board computer ................2 49Overview of displa
yson the inst rument
display ........................................................ 251
Head-up display .......................................... 251 MBUX multimedia syst MBUX multimedia syst
em
em........................... .254
254
Overview and operation ............................... 254
System settings .......................................... 262
Na vigation .................................................. .266
Te lephone ................................................... 274
Mercedes me app ....................................... 277
Mercedes-Benz emer gency call system ....... 286
Ra dio, media & TV....................................... 290
Sound settings ............................................ 296 Maint Maint
enance and car
enance and car e
e................................. 298 298
ASS YST PLUS service inter val display .......... 298
Engine compartment ................................... 299
Cleaning and care ....................................... 305 Br Br
eakdo
eakdo wn assist
wn assist ance
ance................................. 315 315
Emer gency .................................................. 315
Flat tyre ...................................................... 317
Battery (vehicle) .......................................... 322 To
w- starting or towing away ........................ 328
Electrical fuses ............................................ 332 Wheels and tyr Wheels and tyr
es
es........................................ .336
336
No tes on noise or unusual handling char-
acteristics ................................................... 336
No tes on regula rly inspecting wheels and
tyres .......................................................... .336
No tes on snow chains ................................. 336
Ty re pressure .............................................. 337
Wheel change ............................................. 341
Emer gency spa rewheel .............................. .351 T T
ec
ec hnical dat
hnical dat a
a............................................. 353 353
No tes on tech nical data .............................. 353
On-board electronics ................................... 353
Re gula tory radio identi/cation and no tes ..... 355
Ve hicle identi/cation plate, VIN and
engine number overview .............................. 356
Operating 0uids ...........................................3 58
Ve hicle data ................................................ 367
Tr ailer hitch ................................................ .368 Contents
3 3

Calling up t
Calling up t
he air
he air-conditioning menu using t
-conditioning menu using t he
he
butt
butt on on t
on on t he climat
he climat e contr
e control panel
ol panel #
Press the! button on the climate control
panel. A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating t
ating the A/C function via t
he A/C function via t he
he
multimedia syst
multimedia syst em
emThe A/C function heats, cools and dehumidi/es
th eve hicle's interior air. #
Call up the air-conditioning menu
(/ page 143). #
Select First row of seats. #
Select A/C. Se
Se
tting climat
tting climat e contr
e control t
ol to aut
o aut omatic mode
omatic mode In automatic mode,
the set temp erature is con-
trolled and maintained at a constant le velby the
air suppl y. #
Press the à button. #
T
To switc
o switc h t
h to manual mode:
o manual mode: pressthe H or
_ button. Climat
Climat
e s
e stytyle
le Climat
Climat
e s
e stytyle function
le function
The following climate styles are available in auto-
matic mode:
R F
FOCUS:
OCUS: high air0o w,slightly cooler setting
R MEDIUM: MEDIUM: medium air0o w,standa rdsetting
R DIFFUSE: DIFFUSE: low air0ow,slightly warmer and
draught-free setting
Se
Se tting t
tting t he climat
he climat e s
e stytyle
le #
Call up the air conditioning menu
(/ page 143). #
Select First row of seats orSecond row of
seats. #
Call up theCLIMATE MODE menu. #
Select a climate style. Se
Se
tting t
tting t he air dis
he air distr tribution
ibution #
Call up the air conditioning menu
(/ page 143). #
Select a row of seats. #
T
To se
o se t t
t the air dis
he air dis tr
tribution: select
ibution: select ¯,P
or O. #
Set the air0o w.
% Several air distribution options can be selec-
te d at the same time, forex ample toset the
climate cont rolfo rth e windscreen and the
fo ot we lls simultaneousl y.
The ¯ climatecont rolfo rth e windscreen
can only be selected forth e /rst seat row. A
A
ctiv
ctiv ating/deactiv
ating/deactiv ating t
ating the climat
he climat e contr
e control syn-
ol syn-
c
c hr
hr onisation function via t
onisation function via t he air conditioning con-
he air conditioning con-
tr
tr ol panel
ol panel Climate cont
rol can be set centrally using the syn-
ch ronisation function. The temp erature and air
distribution settings forth e driver's side will be
adop ted automatically forth e front passenger
side. #
Press the0 button.
The synchronisation function will be deactivated if
th e settings for one of theot her climate cont rol
zones are changed. 144
144
Climate cont
rol

#
Screw intheto wing eye clockwise as far as it
will go and tighten.
V
V ehicles wit
ehicles wit h a tr
h a trailer hitc
ailer hitc h:
h:vehicles with a trailer
hitch do not ha veare ar brac ketfo rth eto wing
ey e. Fasten theto w bar tothe trailer hitch. #
Make sure that co ver1 engages in the
bumper when youre mo vetheto wing eye.
* N
NOOTE
TE Damage totheve hicle due toincor-
re ct use of theto wing eye or trailer hitch When a
towing eye or trailer hitch is used to
re co ver a vehicle, theve hicle may be damaged
in the process. #
Only use theto wing eye or trailer hitch to
to w awa y or tow start theve hicle. #
Do not use theto wing eye or trailer hitch
to to wtheve hicle during reco very. T
T
o
o w
w -st
-st ar
arting t
ting t he v
he vehicle
ehicle V V
ehicles wit ehicles wit h aut
h automatic tr
omatic tr ansmission
ansmission
* NO
NOTE
TEDamage tothe automatic transmis-
sion due to tow-starting The au
tomatic transmission may be damaged
in the process of tow- starting vehicles with
automatic transmission. #
Vehicles with automatic transmission
must not be tow- star ted. #
Vehicles with an automatic transmission must
not be tow- star ted. Electr
Electr
ical fuses
ical fuses N
No
ot
tes on electr
es on electr ical fuses
ical fuses &
W
WARNING
ARNING Risk of accident and inju rydue
to ove rloaded lines
If yo u manipulate or bridge a faulty fuse or if
yo ure place it with a fuse with a higher amper-
age, the electric line could be overloaded. This could
result in a /re. #
Alwaysre place faulty fuses with speci-
/ed new fuses containing the cor rect
amperage. *
N
NOOTE
TE Damage due toincor rect fuses Electrical components or systems may be
damaged
byincor rect fuses, or their function-
ality may be signi/cantly impaired. #
Only use fuses that ha vebeen appr oved
by Mercedes-Benz and which ha vethe
cor rect fuse rating. Blown fuses must be
replaced with fuses of the
same rating, whi chyou can recognise bythe col-
our and the label. The fuse ratings and fur ther
information tobe obser ved can be found in the
fuse assignment dia gram.
F F use assignment diagr
use assignment diagr am:
am: onthe fuse box in the
boot (/ page 334). 332
332
Breakdown assistance

*
N
N O
OTE
TE Damage or malfunctions caused by
moisture Moisture may cause damage
tothe electrical
system or cause it tomalfunction. #
When the fuse box is open, make sure
th at no moisture can enter the fuse box. #
When closing the fuse box, make sure
th at the seal of the lid is positioned cor-
re ctly on the fuse box. If
th e ne wlyinser ted fuse also blo ws, ha vethe
cause traced and recti/ed at a quali/ed specialist
wo rkshop.
Ensure thefo llowing before replacing a fuse:
R The vehicle is secured against rolling away.
R All electrical consume rsare switched o..
R theve hicle is switched o..
The elect rical fuses are located in various fuse
bo xes:
R Fuse box in the engine compartment on the
driver's side (/ page 333) R
Fuse box on the driver's side of the cockpit
(/ page 334)
R Fuse box in the front passenger foot we ll
(/ page 334)
R Fuse box in the boot on theright-hand side of
th eve hicle, when vie wed in the direction of
tr ave l (/ page 334) Opening and closing t
Opening and closing t
he fuse bo
he fuse box in t
x in the engine
he engine
com
com par
partment
tment R
R
eq
eq uir
uir ements:
ements:
R A dry clo thand a scr ewdriver are available.
Obser vethe no tes on elect rical fuses
(/ page 332).
Opening
Opening &
W
WARNING
ARNING Risk of injury from using the
windscreen wipers when the bonnet is
open
If th e windscreen wipers start moving when
th e bonnet is open, you could be trapped by
th e wiper linkage. #
Always switch o. the windscreen wipers
and theve hicle /r stifyo u need toopen
th e bonnet. #
Turn clips 2on co ver1 aqu arter-turn to
anti-clockwise. #
Pull co ver1 upwards in the direction of the
ar ro w. Breakd
own assistance
333
333

#
Remo veany existing moisture from the fuse
box using a dry clo th.#
Loosen scr ews4 and remo vefuse box lid 3
from theto p.
Closing
Closing #
Check whe ther the seal is positioned cor rectly
in cap 3. #
Insert lid 3into the brac ket at there ar of the
fuse box. #
Fold down lid 3ofthe fuse box and tighten
scr ews4. #
Insert co ver1 on bo thsides. #
Turn clips 2on co ver1 aqu arter-turn
clockwise. #
Close the bonnet. Opening and closing t
Opening and closing t
he fuse bo
he fuse box in t
x in the coc
he coc kpit
kpit R
Obser vethe no tes on elect rical fuses
(/ page 332).
The fuse box is on the driver's side on the side of
th e cockpit under a co ver. #
Toopen and close it, consult a Mercedes-Benz
Service Centre. Opening and closing t
Opening and closing t
he fuse bo
he fuse box in t
x in the fr
he front
ont
passeng
passeng er f
er foo
ootw
twell
ell Obser
vethe no tes on elect rical fuses
(/ page 332). #
T To open: o open: open cover1 inthe direction of the
ar ro w and remo veit. #
T To close:
o close: reinsert co ver1. Opening and closing t Opening and closing t
he fuse bo
he fuse box in t
x in the boot
he boot Obser
vethe no tes on elect rical fuses
(/ page 332). 334
334
Breakdown assistance

#
Fold up co ver1 inthe direction of the ar row.
The fuse assignment dia gram is in a recess on the
side of the fuse box. Breakdown assistance
335
335

Lights
Lights
Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
:
Left dipped beam (examp le) *T
he cor responding light source is defecti ve. #
Drive on carefull y. #
Consult a quali/ed specialist workshop immediatel y.
% LED light sources: the display message forth e cor responding light appears only when all the light-emitting diodes
in the light are faulty.
: Malfunction See Owner's
Manual *T
heexterior lighting is malfunctioning. #
Consult a quali/ed specialist workshop.
*V Vehicles wit ehicles wit h a tr
h a trailer hitc
ailer hitc h:
h:a fuse may ha veblown. #
Stop theve hicle in accordance with the tra1c conditions. #
Check the fuses and replace them if necessary (/ page 332).
:
Automatic driving lights
inoperative *T
he light sensor for automatic driving lights is malfunctioning. #
Consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
379
379

E
E
E10
E10.............................................................. 359
Easy entr
Easy entr y f
y feature
eature
Fu nction/no tes...................................... 112
Setting................................................... 113
Easy e Easy e xit f xit featu re
eature
Fu nction/no tes...................................... 112
Setting................................................... 113
EBD (Electr
EBD (Electr onic Br
onic Brak
ake f
e f or
orce Dis
ce Dis tr
tribution)
ibution)
Fu nction/no tes...................................... 188
EC
EC O Assist
O Assist
Fu nction/no tes...................................... 163
EC
EC O display
O display
Fu nction................................................ 163
EC
EC O st
O st ar
ar t/st
t/st op function
op function
Switching o./on.................................... 162
Electr
Electr ic par
ic parking br
king br ake
ake
Applying automaticall y........................... 180
Applying/releasing manually.................. 182
Emer gency braking................................ 182
Re leasing automaticall y.......................... 181
Electr
Electr ical fuses
ical fuses
see Fuses Electr
Electr
omagne
omagne tic com
tic compatibility
patibility
Declaration of conformity........................ .24
Electr
Electr onicSt
onic Stability Pr
ability Pr ogr
ogram
am
see ESP ®
(Elect ronic Stability Prog ram)
Emerg
Emerg ency
ency
Fire extinguisher.................................... 316
Fi rs t-aid kit (soT sided).......................... 316
Overview of the help functions.................16
Re moving thewa rning triangle............... 315
Saf etyve st............................................. 315
Setting up thewa rning triangle............... 316
Emerg
Emerg ency br
ency br aking
aking...................................... 182
Emerg
Emerg ency br
ency br aking
aking
see BAS (Brake Assist System)
Emerg
Emerg ency call
ency call
see Me rcedes-Benz emer gency call system
Eme rg
Emerg encykey
ency key
Inserting/ removing.................................. 76
Locking/unlocking the doors................... 81
Emerg
Emerg ency oper
ency oper ation mode
ation mode
St arting theve hicle............................... .155
Emerg
Emerg ency spar
ency spar e wheel
e wheel
No tes..................................................... 351 Engine
Engine
Engine number....................................... 356
St arting (emer gency ope ration mode ).... 155
St arting (Remo teOnline)........................ 156
Engine data
Engine data Displaying.............................................. 166
Engine electr Engine electr onics onics
No tes..................................................... 353
Engine number
Engine number ............................................. 356
Engine oil
Engine oil Additives................................................ 363
Capacity................................................ 364
Checking the oil le vel using the on-
board computer..................................... 301
MB-F reigabe or MB-Appr oval.................. 364
Quality................................................... 364
To pping up............................................ .302
ERA
ERA -GL -GLON
ONASS tASS t es
est modet mode
St arting/ending.................................... .289
Err
Err or message
or message
see Display message
ESC (Electr
ESC (Electr onicSt
onic Stability Contr
ability Contr ol)
ol)
see ESP ®
(Elect ronic Stability Prog ram) 458
458
Index

ESP
ESP
®
®
Crosswind Assis t.................................... 187
Tr ailer stabilisatio n................................. 187
ESP
ESP ®
®
(Electr
(Electronic St
onic Stability Pr
ability Pr ogr
ogram)
am)
Ac tivating/deactivating.......................... 188
Fu nction/no tes...................................... 186
EU type appr ov
EU type appr oval number
al number ............................. 356
Ext
Ext er
erior lighting
ior lighting
Care..................................................... .311
Ext
Ext er
erior lighting
ior lighting
see Lights F
F
F
F atigue det
atigue det ection
ection
see ATTENTION ASSIST
F
F ir
ir e e
e e xtinguisher
xtinguisher.......................................... 316
F
F irs
irst-aid kit t-aid kit (soT
(soTsided)
sided)................................ .316
Flacon
Flacon
Inserting/removing................................ 146
Flat to
Flat towing
wing
see Tow- bar system Flat tyre
Flat tyre
MOExtended tyres................................. 317
Notes..................................................... 317
TIREFIT kit.............................................. 319
Wheel chang e........................................ 346
Floor mats
Floor mats................................................... 123
F F og light (enhanced) og light (enhanced) .................................... .129
F
F oil cov
oil cov er
ering
ing
Ra dar and ultrasonic sensor s................. 183
F
F olding dr
olding dr aught st
aught stop
op
Care...................................................... 310
Fi tting...................................................... 89
Re moving................................................. 89
Fr Fr agr
agr ance
ance
see Frag rance system
Fr
Fr agr
agr ance syst
ance syst em
em
Inserting/ removing the 0acon................1 46
Setting................................................... 145
Fr
Fr ee
ee soTw
soTw are
are................................................. 38
Fr
Fr eq
eq uencies
uencies
Mobile phone......................................... 354
Tw o-w ayradio........................................ 354
Fr
Fr ont airbag
ont airbag................................................... 46 F
F
r
ront passeng
ont passeng er seat
er seat
see Seat
F
F uel
uel
Additives................................................ 360
Diesel.................................................... 361
E10........................................................ 359
Fu elreser ve........................................... 362
Low outside temp eratures...................... 361
Pe trol..................................................... 359
Quality (diesel )....................................... 361
Quality (petrol)....................................... 359
Re fuellin g.............................................. .171
Sulphur content..................................... 359
Ta nk content.......................................... 362
F
F uel consump uel consump tion indicat
tion indicator
or
Calling up.............................................. 167
F
F unction seat
unction seat
see Door cont rol panel
F
F uses
uses
Before replacing a fuse.......................... 332
Fu se assignment diag ram. ...................... 332
Fu se box in the boo t............................... 334
Fu se box in the engine compartment......3 33 Index
459
459