Mercedes-Benz S-Class Saloon 2021 Owner's Manual page 450

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Electrical fuses
Electr
ical fuses
N N o o t t es on electr
es on electrical fuses
ical fuses
& W W ARNING
ARNING Risk of accident and injury due
to overloaded lines
If you manipulate or bridge a faulty fuse or if
you replace it with a fuse with a higher amper-
age, the electric line could be overloaded.
This could result in a re.
Always replace faulty fuses with speci-
#
ed new fuses containing the correct
amperage.
* N N O O TE TE Damage due to incorrect fuses
Electrical components or systems may be
damaged by incorrect fuses, or their function-
ality may be signi cantly impaired.
Only use fuses that have been approved
#
by Mercedes-Benz and which have the
correct fuse rating.
Blown fuses must be replaced with fuses of the
same rating, which you can recognise by the col-
our and fuse rating. The fuse ratings and further
information to be observed can be found in the
fuse assignment diagram.
F F use assignment diagr
use assignment diagram:
am: in the vehicle docu-
ment wallet.
* NO
NOTE TE Damage or malfunctions caused by
moisture
Moisture may cause damage to the electrical
system or cause it to malfunction.
When the fuse box is open, make sure
#
that no moisture can enter the fuse box.
When closing the fuse box, make sure
#
that the seal of the lid is positioned cor-
rectly on the fuse box.
If the newly inserted fuse also blows, have the
cause traced and recti ed at a quali ed specialist
workshop.
Ensure the following before replacing a fuse:
The vehicle is secured against rolling away.
R
All electrical consumers are switched o .
R
The vehicle is switched o .
R
Breakdown assistance 447
The electrical fuses are located in the following
fuse boxes:
Fuse box in the engine compartment on the
R
driver's side (
page 447)
/
Fuse box on the driver's side of the cockpit
R
(
page 449)
/
Fuse box in the front passenger footwell
R
(
page 450)
/
Fuse box in the boot on the right-hand side of
R
the vehicle, when viewed in the direction of
travel (
page 450)
/
Opening and closing the fuse bo
Opening and closing t
he fuse box in t
compar
com
partment
tment
R R eq equir uirements:
ements:
Observe the notes on electrical fuses
R
(
page 447).
/
Have the following tools readily available:
R
a dry cloth
-
a screwdriver with an appropriate head
-
447
x in the engine
he engine

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