Mercedes-Benz S-Class 2020 Operator's Manual page 197

Hold remote control 5 at the same angles
#
at various distances in front of the inside
rearview mirror. You should test every posi‐
tion for at least 25 seconds before trying
another position.
Note that some remote controls transmit
#
only for a limited period, press button
remote control 5 again before transmission
ends.
Align the antenna line of the door opener unit
#
with the remote control.
% Support and additional information on pro‐
gramming:
On the toll free HomeLink ®
R
1-800-355-3515.
On the Internet at https://
R
www.homelink.com/mercedes.
Opening or closing the door
Requirements:
The corresponding button is programmed to
R
operate the door.
6 on
Hotline on
Press and hold buttons 1,
#
the door opens or closes.
If indicator lamp
#
approximately 20 seconds: press and hold
the previously pressed button again until the
door opens or closes.
Clearing the garage door opener memory
2 or 3 until
#
4 flashes yellow after
#
Radio equipment approval numbers for the
garage door opener
Driving and parking 195
Press and hold buttons 1 and 3.
Indicator lamp 4 lights up yellow.
If indicator lamp 4 flashes green: release
buttons 1 and 3.
The entire memory has been deleted.