Before changing a fuse, Fuse box in the engine compartment, Fuse box in the trunk – Mercedes-Benz CLS-Class 2012 Owners Manual User Manual
Page 312: Breakdown assistance, Fuses

have the correct fuse rating for the system
concerned. Otherwise, components or
systems could be damaged.
Before changing a fuse
X
Park the vehicle and apply the parking
brake.
X
Switch off all electrical consumers.
X
Remove the SmartKey from the ignition
lock.
The fuses are located in various fuse boxes:
R
fuse box in the engine compartment on the
left-hand side of the vehicle, when viewed
in the direction of travel
R
fuse box in the trunk on the right-hand side
of the vehicle, when viewed in the direction
of travel
The fuse allocation chart is located in the
vehicle tool kit (
compartment under the trunk floor.
Fuse box in the engine compartment
X
Make sure that the windshield wipers are
turned off.
G
WARNING
Make sure that the windshield wipers are
switched off and that the SmartKey is
removed from the ignition lock before you
open the cover of the fuse box. Otherwise, the
windshield wipers and the wiper rods above
the cover could be set in motion. This could
lead to you or others being injured by the
wiper rods.
X
X
Remove any existing moisture from the
fuse box using a dry cloth.
X
Take lines ; from the guides.
X
Move aside lines ;. Route the lines behind
connection = to do this.
X
To open: open clamps :.
X
Remove the fuse box cover forwards.
!
Make sure that no moisture can enter the
fuse box when the cover is open.
X
To close: check whether the rubber seal is
lying correctly in the cover.
X
Insert the cover at the rear of the fuse box
into the retainer.
X
Fold down the cover and close clamps :.
X
Secure lines ; in the guides.
!
The cover must be seated properly,
otherwise moisture or dirt could impair the
function of the fuses.
X
Close the hood (
Fuse box in the trunk
X
310
Fuses
Breakdown assistance