2021 MERCEDES-BENZ EQA SUV fuse

Wi
ndsc reen wipers and windscreen
wa sher system ............................................ 135
Mir rors ........................................................ 139 Climat
Climat
e contr
e control ol........................................... 142 142
Overview of climate control systems ............ 142
Operating the climate control system .......... 143 Dr
Dr
iving and par
iving and par king
king..................................... 148 148
Driving ........................................................1 48
DY NAMIC SELECT switch ........................... .158
Tr ansmission ............................................... 161
Fu nction of the 4MATIC ...............................1 63
Charging the high-voltage battery ................1 63
Pa rking .......................................................1 82
Driving and driving saf ety sy stems ............... 188
Tr ailer hitch ................................................ .237
Bicycle rack function ................................... 241
Ve hicle towing instructions .......................... 243 Ins
Ins
tr
trument displa
ument displa y and on-boar
y and on-boar d com-
d com-
put
put er
er........................................................... 244 244
No tes on the inst rument display and on-
board computer .......................................... 244
Overview of instrument display .................... 245
Overview of buttons on the steering wheel ... 246
Operating the on-board computer ................2 46
Overview of displa yson the inst rument
display ........................................................ 247
Head-up display .......................................... 248 MBUX multimedia syst MBUX multimedia syst
em
em........................... .250
250
Overview and operation ............................... 250
System settings .......................................... 259
Drive system settings .................................. 263
Na vigation .................................................. .264
Te lephone ................................................... 272
Mercedes me app ....................................... 276
Mercedes-Benz emer gency call system ....... 285
Ra dio & media ............................................ .292
Sound settings ............................................ 297 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 ....................................... 303 Br Br
eakdo
eakdo wn assist
wn assist ance
ance................................. 311 311
Emer gency .................................................. 311
Flat tyre ...................................................... 313
Battery (vehicle) .......................................... 319
To w- starting or towing away ........................ 323
Electrical fuses ............................................ 328 Wheels and tyr Wheels and tyr
es
es......................................... 332 332
No tes on noise or unusual handling char-
acteristics ................................................... 332
No tes on regula rly inspecting wheels and
tyres .......................................................... .332
No tes on snow chains ................................. 332
Ty re pressure .............................................. 333
Wheel change ............................................. 336
Emer gency spa rewheel .............................. .345 T T
ec
ec hnical dat
hnical dat a
a............................................. 347 347
No tes on tech nical data .............................. 347
On-board electronics ................................... 347 Contents
3
3

higher
than the amount of energy actually absor-
bed bythe high-voltage batter y.This is there sult
of di.erent le vels of charging losses and is descri-
bed as rech arge e1ciency. Charging losses occur,
fo rex ample, due toheat that builds up when
ch arging or from auxiliary consumers that are
switched on. Further information on rech arge e1-
ciency can be obtained at a quali/ed specialist
wo rkshop. Se
Se
tting t
tting t he maximum per
he maximum per missible c
missible c har
harging cur-
ging cur-
r
r ent f
ent f or c
or char
harging at a mains soc ket
ging at a mains soc ket *
N
NO
OTE
TE Overloading the mains soc ket due
to excessive charging cur rent If
th ech arging cur rent is too high, the fuse
could be tripped or theex tern al mains supply
could overheat. #
Make sure that theex tern al mains supply
has been designed tohandle the set
ch arging cur rent. #
If necessar y,reduce the set charging
cur rent or use a di.erent mains soc ket. #
For saf etyre asons, only use thech arging
cable supplied with theve hicle or an
original Mercedes-Benz charging cable.
Mercedes-Benz thoroughly tests these
original charging cables forth eir suitabil-
ity for high-voltage charging of your vehi-
cle. Pur chase these parts at a Mercedes-
Benz Service Centre and obtain advice
th ere. #
Check the setting of the maximum
ch arge cur rent using thech arging capa-
city shown in the Instrument Displa y. Before
charging at a mains soc ket, ha vethe maxi-
mum permissible charging cur rent forth ere leva nt
mains soc ket or the building inspected byaqu ali-
/ed elect rician. The charging cable supplied is set
to a countr y-speci/c maximum charging cur rent
va lue. When charging abroad, the maximum value
may exceed the permitted value forth at countr y.
When abroad, obser vethe count ry-speci/c la ws
when charging. If you ha vequestions concerning
setting thech arging cur rent or if there is a mal-
function, please contact a quali/ed specialist
wo rkshop. #
Set the maximum permissible charging cur-
re nt in the multimedia system menu
(/ page 180).
If th eex act value of the maximum permissible
ch arging cur rent cannot be set, select the next
smaller adjustable value.
% Ifth eve hicle requ ires more time than usual to
ch arge the high-voltage batter y,ch eck the
maximum charging cur rent settings in the
multimedia system menu. Ov Ov
er
er vie
vie w of t
w of t he c
he char
harging cable contr
ging cable contr ol panel
ol panel The
charging cable cont rol panel sho ws the cur-
re nt status of thech arging process. Driving and parking
169
169

#
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 #
Ifth e drive system does not start, ha vethe
ve hicle transpor tedto aqu ali/ed specialist
wo rkshop, e.g. a Mercedes-Benz Se rvice
Centre. #
The drive system cannot be star tedby tow-
starting theve hicle. Do not per form any
attem ptsto to w-start theve hicle. 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 injury due
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
engine compartment (/ page 329).
* NO
NO TE
TEDamage 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 The vehicle is switched o.. 328
328
Breakdown assis
tance

The electrical fuses are located in
various fuse
bo xes:
R Fuse box in the engine compartment on the
leT-hand side of theve hicle, when vie wed in
th e direction of tr avel (/ page 329)
R Fuse box in the front passenger foot we ll
(/ page 330)
R Fuse box in the centre of the load compart-
ment (/ page 331) 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 328). 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 vehicle before opening the engine
bonnet. #
Open the bonnet. #
Remo veany existing moisture from the fuse
box using a dry clo th. #
Loosen scr ews1. #
Press clamps 2and liT the fuse box lid up
and out.
The fuse assignment diag ram is in a recess on the
side of the fuse box. Breakdown assistance
329
329

Closing
Closing
#
Check whe ther the seal is positioned cor rectly
in the lid. #
Place the lid on the fuse box. #
Make sure that clamps 2engage. #
Tighten scre ws1. #
Close the bonnet. 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 328). Opening
Opening #
LiT carpet 1inthe direction of the ar row. #
Loosen scr ews2 and remo vethe fuse box
lid from theto p.
Closing
Closing #
Place the lid on the fuse box. #
Tighten scre ws2. #
Fold back the carpet. 330
330
Breakdown assistance

Opening and closing t
Opening and closing t
he fuse bo
he fuse box in t
x in the load com-
he load com-
par
par tment
tment Obser
vethe no tes on elect rical fuses
(/ page 328). #
Open the load compartment 0oor. Fu
se box 1is located underneath the load com-
partment 0oor. Breakdown assistance
331
331

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Place the key in the
marked space See Owner's
Manual *K
eydetection is malfunctioning. #
Change the location of theke y in theve hicle. #
Place theke y in the slot for starting the engine with theke y (/ page 151). 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 328).364
364
Display messages and
warning/indicator lamps

Easy e
Easy e
xit f
xit feature
eature
Fu nction/no tes...................................... 111
Setting................................................... 112
EBD (Electr
EBD (Electr onic Br
onic Brak
ake f
e f or
orce Dis
ce Dis tr
tribution)
ibution)
Fu nction/no tes...................................... 192
EC
EC O Assist
O Assist
Fu nction................................................ 156
EC
EC O display
O display
Fu nction................................................ 154
Electr
Electr ic mode
ic mode
No tes..................................................... 148
Electr
Electr ic par
ic parking br
king br ake
ake
Appl ying automatical ly........................... 185
Applying/releasing manually.................. 187
Emer gency braking................................ 187
Re leasing automaticall y.......................... 186
Electr
Electr ical fuses ical fuses
see Fuses
Electr
Electr omagne
omagne tic com
tic compatibility
patibility
Declaration of conformity........................ .28
Electr
Electr onicSt
onic Stability Pr
ability Pr ogr
ogram
am
see ESP ®
(Elect ronic Stability Prog ram) Emerg
Emerg
ency
ency
Assis tance overview................................. 18
Fire extinguisher.................................... 312
Fi rs t-aid kit (soT sided).......................... 312
Re moving thewa rning triangle............... 311
Saf etyve st............................................. 311
Setting up thewa rning triangle............... 312
Emerg
Emerg ency br
ency br aking
aking...................................... 187
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.................................. 81
Locking/unlocking the doors................... 86
Unlocking theta ilgat e.............................. 92
Emerg
Emerg ency oper
ency oper ation mode
ation mode
St arting theve hicle............................... .151
Emerg
Emerg ency
encyshut
shuto.
o.
see High-voltage on-board electrical system
Emerg
Emerg ency spar
ency spar e wheel
e wheel
No tes..................................................... 345
Emerg
Emerg encyst
enc yst ar
ar t (dr
t (dr iv
ive sy
e sy st
stem)
em) .................... 328 Ener
Ener
gy
gy0ow
0ow display
display
Displayin g.............................................. 263
Fu nction/no tes...................................... 263
Engine
Engine
Engine number....................................... 349
Engine data
Engine data Displ aying.............................................. 161
Engine electr
Engine electr onics
onics
No tes..................................................... 347
Engine number
Engine number ............................................. 349
ERA
ERA -GL
-GLON
ONASS t ASS t es
est modet mode
St arting/ending.................................... .290
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)
ESP
ESP ®
®
Crosswind Assis t.................................... 191
Tr ailer stabilisatio n................................. 192
ESP
ESP ®
®
(Electr
(Electronic St
onic Stability Pr
ability Pr ogr
ogram)
am)
Ac tivating/deactivating.......................... 192
Fu nction/no tes...................................... 190 Index
433
433