2021 MERCEDES-BENZ GLB SUV fuse box

#
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 aut omatic 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
engine compartment (/ page 346).
* NO
NOTE
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. Breakdown assistance
345
345

#
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..
The elect rical 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 346)
R Fuse box in the front passenger foot we ll
(/ page 347)
R Fuse box in the centre of the load compart-
ment (/ page 348) 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 345).
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. 346
346
Breakdown assistance

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 f oo
ootw
twell
ell Obser
vethe no tes on elect rical fuses
(/ page 345). 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. Breakdown assistance
347
347

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 345). #
Open the load compartment 0oor. Fu
se box 1is located underneath the load com-
partment 0oor. 348
348
Breakdown assistance

F
F
ir
ir e e
e e xtinguisher
xtinguisher.......................................... 329
F
F irs
irst-aid kit t-aid kit (soT
(soTsided)
sided)................................. 329
Flat to
Flat towing
wing
see Tow- bar system
Flat tyre
Flat tyre MOExtended tyres................................. 330
No tes..................................................... 330
TIREFIT kit.............................................. 332
Wheel chang e........................................ 359
Floor mats
Floor mats................................................... 140
F
F oil cov oil cov er
ering
ing
Ra dar and ultrasonic sensor s................. 199
Fr
Fr ee
ee soTw
soTw are
are................................................. 41
Fr
Fr eq
eq uencies
uencies
Mobile phone......................................... 369
Tw o-w ayradio........................................ 369
Fr
Fr ont airbag (dr
ont airbag (dr iv
iver
er , fr
, fr ont passeng
ont passeng er)
er) .............. 48
Fr
Fr ont passeng
ont passeng er seat
er seat
see Load compartment
see Seat
Fr Fr ont wheel ar ch
ont wheel ar ch
Fi tting/removing the co ver..................... 152 F
F
r
ront wheel arc
ont wheel arc h cov
h cover
er
Fi tting/removing.................................... 152
F
F uel
uel
Additives................................................ 375
Diesel.................................................... 375
E10........................................................ 374
Fu elreser ve........................................... 376
Low outside temp eratures...................... 375
Pe trol..................................................... 374
Quality (diesel )....................................... 375
Quality (petrol)....................................... 374
Re fuellin g.............................................. .186
Sulphur content..................................... 374
Ta nk content.......................................... 376
F F uel consump
uel consump tion indicat
tion indicator
or
Calling up.............................................. 181
F
F unction seat
unction seat
see Door cont rol panel
F
F uses
uses
Before replacing a fuse.......................... 345
Fu se assignment diag ram. ...................... 345
Fu se box in the engine compartment......3 46
Fu se box in the front passenger foot-
we ll........................................................ 347 Fu
se box in the load compartment......... 348
No tes..................................................... 345 G
G
Gar
Gar ag
age door opener
e door opener
Clea ring the memory.............................. 195
Gar
Gar ag
age door openers
e door openers
Opening/closing the door......................1 95
Prog ramming buttons............................. 193
Re solving problems................................ 195
Syn chronising thero lling code................ 195
Gear
Gear shiT
shiT r
recommendation
ecommendation........................... 185
Genuine par
Genuine par ts
ts................................................ 23
Glide mode
Glide mode.................................................. 185
Gr Gr oss mass
oss mass.................................................. 371 H
H
Handbr Handbr ake
ake
see Electric parking brake
Handling c Handling c har
haract
acter
eris
istics (unusual)tics (unusual) ................ 349
HANDS-FREE A HANDS-FREE A CCESS
CCESS................................... 90
Hazar
Hazar d w
d war
arning lights
ning lights................................... 145 470
470
Index