Before changing a fuse, Dashboard fuse box, Fuse box in the engine compartment – Mercedes-Benz 2013 M Class User Manual
Page 397: Fuse box under the rear bench seat, Breakdown assistance, Fuses

Before changing a fuse
X
Secure the vehicle against rolling away
(
X
Switch off all electrical consumers.
X
Turn the SmartKey to position
0 in the
On vehicles with KEYLESS-GO, make sure
the ignition is switched off (
All indicator lamps in the instrument cluster
must be off.
The fuses are located in various fuse boxes:
R
fuse box on the front-passenger side of the
dashboard
R
fuse box in the engine compartment on the
right-hand side of the vehicle, when viewed
in the direction of travel
R
Fuse box under the rear bench seat
The fuse allocation chart is located in the fuse
box under the rear bench seat (
Dashboard fuse box
!
Do not use a pointed object such as a
screwdriver to open the cover in the
dashboard. You could damage the
dashboard or the cover.
!
Make sure that no moisture can enter the
fuse box when the cover is open.
!
When closing the cover, make sure that it
is lying correctly on the fuse box. Moisture
seeping in or dirt could otherwise impair
the operation of the fuses.
X
To open: pull cover : outwards in the
direction of the arrow and remove it.
X
To close: clip in cover : on the front of
the dashboard.
X
Fold cover : inwards until it engages.
Fuse box in the engine compartment
!
Make sure that no moisture can enter the
fuse box when the cover is open.
!
When closing the cover, make sure that it
is lying correctly on the fuse box. Moisture
seeping in or dirt could otherwise impair
the operation of the fuses.
X
Open the hood.
X
Remove any existing moisture from the
fuse box using a dry cloth.
X
To open: open clamps ;.
X
Fold up cover : in the direction of the
arrow and remove it.
X
To close: check whether the seal is seated
correctly in cover :.
X
Insert cover : at the side of the fuse box
into the retainers.
X
Fold down cover : and close clamps ;.
X
Close the hood.
Fuse box under the rear bench seat
!
Make sure that no moisture can enter the
fuse box when the cover is open.
Fuses
395
Breakdown assistance
Z