It all depends on the configuration but you likely have a button that activates the door operator.
Garage door closing on its own.
How to fix the garage door when it opens by itself suddenly my garage door was opening on its own at least couple times a day it starter when i tried to set.
A faulty board will in most scenarios sometime cause the door to open or close by itself.
Other mechanisms can also cause the ghost movements by the garage door opener.
The button can easily get dirty and stuck in the pushed position.
The logic board or circuit board is the brain of the opener.
An exposed spot or a short circuit in the small gauge wire that leads from the garage.
In most cases where your garage door is open or close by itself is the cause for your opener having a faulty logic board.
To troubleshoot the garage door opener button make sure it s clean and free of debris.
This will cause the door to open and close until the button becomes unstuck.
Below are three reasons why your garage door opens on its own and some quick fixes you can try.
Opens and closes by itself.
In rare instances a nearby neighbor may have a garage door opener set to the same wireless.
Erase all codes in your remote and then reprogram it.
Inspect the control wiring.
What to do when your garage door opens and closes by itself check with your neighbors.
When your garage door opens or closes when you haven t triggered the remote one possible cause is that a neighbor s remote was programmed at the same time as yours.