Honda 2008 Accord Coupe Owner's Manual page 222

HomeLink Universal Transceiver
2. Find the ''learn'' button on your
garage door opener unit. The
location will vary, depending on
the manufacturer.
LEARN BUTTON
3. Press the learn button on the
garage door opener unit until the
indicator next to the button comes
on. The indicator may blink, or
come on and stay on. You then
have approximately 30 seconds to
complete the following steps.
216
4. Press and hold the button on
HomeLink for 3 to 4 seconds.
5. Press the HomeLink button again
for about 1 second. It should
operate the garage door.
Erasing Codes
To erase the codes stored in all three
buttons, press and hold the two
outside buttons until the red
indicator begins to flash, then
release the buttons.
You should erase all three codes
before selling the vehicle.
Retraining a Button
If you want to retrain a programmed
button for a new device, you do not
have to erase all button memory.
You can replace the existing memory
code using this procedure:
1. Press and hold the HomeLink
button to be trained until the
HomeLink indicator begins to
flash slowly.