Mercedes-Benz C-Class Coupe 2019 Operator's Manual page 154

152 Driving and parking
% Please also read the operating instructions
for the door drive.
Troubleshooting when programming the
remote control
Check if the transmitter frequency of remote
#
control 5 is supported.
Replace the batteries in remote control 5.
#
Hold remote control 5 at various angles at
#
a distance between 1 in (1 cm) to 3 in (8 cm)
in front of the inside rearview mirror. You
should test every position for at least 25 sec‐
onds before trying another position.
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 http://
R
www.homelink.com/mercedes.
Opening/closing a garage 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
2 or 3 until
4 flashes yellow after