To correct many people s misimpression we should point out that it all depends on the frequency used by the door opener.
Garage door opens without reason.
Whether you re using the passcode entry the buttons inside the garage or your remote opener the openers and the garage door itself must be on the same frequency.
The slightest detection such as accumulated leaves snow or ice around the garage door can cause the door to not shut completely.
These issues include shorts in the wall button the garage door opener remote the wall button wiring the wired keypad or other related electronic issues.
Your garage door s logic board is the brain of your garage door opener.
Likewise if the beam of light between the floor sensors is broken the door will not shut.
A garage door opener operating on its own may be caused by several problems.
A garage door that spontaneously opens unfortunately leaves your home vulnerable to theft assorted critters and the elements.
Newer openers operate on rolling codes making it almost impossible for this to happen.
Garage doors use radio frequencies to open and close.
They can help you get everything back in place and ensure your garage door is working smoothly again.
This is rare because the security on the roll over codes is set to a standard that makes two devices activating by one code at the same time virtually impossible.
Simply put if the descending door hits an object the motor detects the resistance and the door opens.
This brain can wear out in time so you could need a replacement.
Below are three reasons why your garage door opens on its own and some quick fixes you can try.
It happens to almost everyone with an automatic garage door.
When the logic board wears out it can cause your garage door to close then open and vice versa without explanation.
Besides a short in the circuit board any number of mechanisms that are involved in making the door open and close could be the cause of the garage door opener s ghost movement.
According to a persistent urban legend a plane passing over your home can cause your garage door to open.
A garage door that randomly opens by itself is not a common problem but does occur from time to time.
Likely culprits include the wires the internal circuitry and more.
One of the most remote and virtually impossible reasons for a garage door to open without your help is an accidental roll over code that two garage door openers share at one time.
Get logic board replacement.
The sooner you determine the cause the better.
One day said door opens by itself for no apparent reason.