Mercedes-Benz C-Class Convertible 2021 Operator's Manual page 148

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146 Driving and parking
Check if the transmitter frequency of the
#
remote control has the frequency range of
280 to 868 MHz.
Radio equipment approval number:
NZLMUAHL5 (USA)
R
4112A-MUAHL5 (Canada)
R
Press and hold button 1,
2
or
#
wish to program.
Indicator lamp
4
flashes yellow.
%
It can take up to 20 seconds before the indi‐
cator lamp flashes yellow.
Release the previously pressed button.
#
Indicator lamp
4
continues to flash yellow.
Point remote control
5
from a distance of
#
0.4 in (1 cm) to 3 in (8 cm) towards button
1,
2
or 3.
Press and hold button
6
of remote control
#
5
until one of the following signals appears:
Indicator lamp
4
lights up green contin‐
R
uously. Programming is complete.
Indicator lamp
4
flashes green. Pro‐
R
gramming was successful. Additionally,
synchronization of the rolling code with
the door system must also be carried out.
If indicator lamp
#
green: repeat the procedure.
Release all of the buttons.
#
%
The remote control for the door drive is not
included in the scope of delivery of the
3
that you
garage door opener.
Synchronizing the rolling code
Requirements:
The door system uses a rolling code.
R
The vehicle must be within range of the
R
garage door or door drive.
The vehicle as well as persons and objects
R
are located outside the range of movement
of the door.
Press the programming button on the door
#
drive unit.
Initiate the next step within approximately
30 seconds.
#
4
does not light up or flash
%
Troubleshooting when programming the
remote control
#
#
#
#
Press previously programmed button 1,
or
3
repeatedly until the door closes.
When the door closes, programming is com‐
pleted.
Please also read the operating instructions
for the door drive.
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
from a distance of 0.4 in (1 cm) to 3 in
(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 various distances in front of the inside rear
view mirror. You should test every position
for at least 25 seconds before trying another
position.
2

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