Mercedes-Benz B-Class hatchback 2022 Owner's Manual page 349

346 Maintenance and care
Allow the engine to cool down and only
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touch component parts described in the
following.
With your hand flat, push down active bonnet
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1 in the area around the hinges on both
sides (arrows).
In doing so, the actuator is depressurised and
you may hear a hissing sound.
The engine bonnet must engage in position.
If the active bonnet can be raised slightly at
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the rear in the area of the hinges, repeat the
step until it engages correctly.
Opening and closing the bonnet
& DANGER Risk of fatal injuries when carry-
ing out maintenance work during the
charging process
During the charging process, the high-voltage
on-board electrical system is under high volt-
age.
Do not perform any maintenance work
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during the charging process.
& WARNING Risk of accident due to driving
with the bonnet unlocked
The bonnet may open and block your view.
Never release the bonnet when driving.
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Before every trip, ensure that the engine
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bonnet is locked.
& WARNING Risk of accident and injury
when opening and closing the bonnet
The bonnet may suddenly drop into the end
position.
There is a risk of injury for anyone in the
engine bonnet's range of movement.
Do not open or close the bonnet if there
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is a person in the bonnet's range of
movement.
& WARNING Risk of burns when opening the
bonnet
If you open the bonnet in the event of an over-
heated engine or fire in the engine compart-
ment, the following situations may occur:
You may come into contact with hot gases.
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You may come into contact with other
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escaping hot operating fluids.
Before opening the bonnet, allow the
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engine to cool down.
In the event of a fire in the engine com-
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partment, keep the bonnet closed and
call the fire service.