Mercedes-Benz S-Class 2020 Owner's Manual page 393

390 Breakdown assistance
All electrical consumers are switched off.
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The ignition is switched off.
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The electrical fuses are located in the following
fuse boxes:
Fuse box in the engine compartment on the
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driver's side ( page 390)
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Fuse box on the driver's side of the cockpit
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( page 392)
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Fuse box in the front passenger footwell
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( page 392)
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Fuse box in the boot on the right-hand side
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of the vehicle, when viewed in the direction
of travel ( page 392)
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Opening and closing the fuse box in the
engine compartment
Requirements:
Observe the notes on electrical fuses
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( page 389).
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Have the following tools readily available:
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a dry cloth
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a screwdriver with an appropriate head
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Opening
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Depending on the vehicle equipment, access
to the fuse box may be limited. Mercedes-
Benz recommends consulting a qualified
specialist workshop, e.g. a Mercedes-Benz
Service Centre.
& WARNING Risk of injury from using the
windscreen wipers while the engine bon‐
net is open
When the engine bonnet is open, and the
windscreen wipers are set in motion, you can
be trapped by the wiper linkage.
Always switch off the windscreen wip‐
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ers and ignition before opening the
engine bonnet.
Release the rotary catches on cover
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pull the cover up and out.
Remove any existing moisture from the fuse
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box using a dry cloth.
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