Mercedes-Benz S-Class Saloon W223 2021 Owner's Manual page 218

216 Driving and parking
Mercedes-Benz recommends that you have the
battery replaced at a qualified specialist work-
shop.
Hold remote control 5 at various angles from
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a distance of 1 cm to 8 cm front of the inside
rearview mirror. You should test every position
for at least 25 seconds before trying another
position.
Hold remote control 5 at the same angles at
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various distances in front of the inside rear
view mirror. You should test every position for
at least 25 seconds before trying another
position.
On remote controls that transmit only for a
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limited period, press button
5
control again before transmission ends.
Angle the aerial line of the garage door opener
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unit towards the remote control.
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Support and additional information on pro-
gramming:
®
On the HomeLink Hotline on (0) 08000
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466 354 65 or +49 (0) 6838 907-277
On the Internet at https://
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www.homelink.com
▌Opening or closing the garage door
Requirements:
The corresponding button is programmed to
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operate the door.
Press and hold buttons 1,
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door opens or closes.
If indicator lamp
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approximately 20 seconds: press and hold the
previously pressed button again until the door
opens or closes.
▌Clearing the garage door opener memory
6 on remote
Press and hold buttons
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Indicator lamp
If indicator lamp
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buttons
The entire memory has been deleted.
2 or 3 until the
4 flashes yellow after
1 and 3.
4 lights up yellow.
4 flashes green: release
1 and 3.
P223 0288 02
Electric parking brake
▌Function of the electric parking brake (applying
automatically)
& WARNING Risk of accident and injury due
to leaving children unattended in the vehi-
cle
If children are left unattended in the vehicle,
they could, in particular:
open doors, thereby endangering other
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persons or road users.
get out and be struck by oncoming traffic.
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operate vehicle equipment and become
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trapped, for example.
In addition, the children could also set the
vehicle in motion by, for example:
releasing the parking brake.
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changing the transmission position.
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starting the vehicle.
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Never leave children unattended in the
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vehicle.