Synchronizing The Rolling Code - Mercedes-Benz 2016 GL Operator's Manual

Features
366
to synchronize the rolling code
( page 366).
Y
Release button B on remote control A for
X
the garage door drive system.
If indicator lamp : lights up red: repeat the
programing procedure for the correspond-
ing button on the rear-view mirror. When
doing so, vary the distance between remote
control A and the rear-view mirror.
The required distance between remote
control A and the integrated garage door
opener depends on the garage door drive
system. Several attempts might be neces-
sary. You should test every position for at
least 25 seconds before trying another
position.

Synchronizing the rolling code

Pay attention to the "Important safety notes"
( page 365).
Y
If the garage door system uses a rolling code,
you will also have to synchronize the garage
door system with the integrated garage door
opener in the rear-view mirror. To do this you
will need to use the programming button on
the door drive control panel. The program-
ming button may be positioned in different
places depending on the manufacturer. It is
usually located on the door drive unit on the
garage ceiling.
Familiarize yourself with the garage door
drive operating instructions, e.g. under "Pro-
gramming of additional remote controls",
before carrying out the following steps.
Your vehicle must be within reach of the
garage door or gate opener drive. Make sure
that neither your vehicle nor any persons/
objects are present within the sweep of the
door or gate.
Turn the SmartKey to position 2 in the igni-
X
tion lock ( page 165).
Y
Get out of the vehicle.
X
Press the programming button on the door
X
drive unit.
Usually, you now have 30 seconds to ini-
tiate the next step.
Get into the vehicle.
X
Press previously programmed button ;,
X
= or ? on the integrated garage door
opener multiple times until the door closes.
The rolling code synchronization is then
complete.
Notes on programming the remote con-
trol
Canadian radio frequency laws require a
"break" (or interruption) of the transmission
signals after broadcasting for a few seconds.
Therefore, these signals may not last long
enough for the integrated garage door
opener. The signal is not recognized during
programming. Comparable with Canadian
law, some U.S. garage door openers also fea-
ture a "break".
Proceed as follows:
if you live in Canada
R
if you have difficulties programming the
R
garage door opener (regardless of where
you live) when using the programming
steps
Press and hold one of buttons ; to ? on
X
the integrated garage door opener.
After a short time, indicator lamp : lights
up yellow.
Release the button.
X
Indicator lamp : flashes yellow.
Press button B of garage door remote
X
control A for two seconds, then release it
for two seconds.
Press button B again for two seconds.
X
Repeat this sequence on button B of
X
remote control A until indicator lamp :
lights up green.
When indicator lamp : lights up green:
programming is finished.