Garage Door Opening and Closing by Itself? Here are the Solutions

The opening and closing of a garage door by itself is an unexpected and uncommanded garage door operation without any direct input from the homeowner or anyone nearby. This is also known as “ghost opening” or “phantom operation”.

Garage door opening and closing pose risks to homeowners. Property damage can occur due to unexpected movements, leading to collisions with vehicles or stored items and costly repairs.

Possible reasons for your garage door opening and closing without your input:

Causes and Solutions

Remote Interference

Signal interference can cause your garage door opener’s remote control to open or close the door unintentionally. Nearby devices or signals may be the cause.


To fix the remote and opener interference issue:

  • Change the frequency on your garage door opener to avoid interference from other devices.
  • Consider using a rolling code system, which changes the code every time the remote is used, making it less susceptible to interference.

Malfunctioning Remote Control

A malfunctioning remote control may send unintended signals to the garage door opener, causing it to operate without input.


  • Replace the batteries in the remote control.
  • If replacing the batteries doesn’t work, consider purchasing a new remote or contacting the manufacturer for assistance.

Worn Out or Sticky Buttons

Worn or sticky buttons on a wall-mounted control panel can accidentally activate the garage door.


To fix worn-out or sticky buttons issue:

  • Clean the control panel’s buttons to avoid sticking due to dirt or debris.
  • If the buttons are worn out, consider replacing the control panel.

Short Circuit or Electrical Issue

Electrical issues, like short circuits in wiring or the control board, can lead to unexpected garage door operations.


To fix short circuits or electrical issues:

  • Disconnect power to the garage door opener immediately, and do not attempt to use it until the issue is resolved.
  • Contact a qualified electrician or a garage door technician to inspect and repair the electrical system.

Programming Errors

Modern garage door openers have safety features to avoid interfering with neighbouring systems, but incorrect programming can lead to erratic behaviour.

To fix programming errors:


  • Refer to the garage door opener’s manual to correctly program the remote and ensure it’s synchronised with the opener.

Neighbor’s Remote

A neighbour’s garage door opener may use the same frequency as yours, causing unintended door operation when they use their remote.

To fix the same frequency issue:


  • Many modern garage door openers can change the frequency or reprogram them to avoid conflicts with neighbouring systems. Check the manual for instructions on how to do this.

Power Surges

Power surges can make electronic devices act strangely, even garage door openers.

The solution to fix the power surges issue:


  • Consider installing a surge protector for the garage door opener to protect it from electrical fluctuations.

Faulty Garage Door Opener

If your garage door opener is old or damaged, internal issues may cause it to function unpredictably.

To fix garage opener internal issues:


  • If the garage door opener is old or damaged beyond repair, it may be time to replace it with a new one. Consult a professional for a suitable replacement.

External Factors

External factors like strong winds or vibrations could be causing the garage door sensors to trigger mistakenly.

To fix the triggering issue:


  • Adjust the sensitivity of the garage door opener’s safety sensors to ensure they are not overly sensitive to external factors.
  • Consider manually locking the garage door to prevent unintended movement if there are strong winds.


Regular garage door servicing is essential to prevent unexpected openings and closures. Maintenance identifies issues early, ensuring smooth functioning and safety and preventing costly repairs.

Contact Pittwater Garage Doors for garage door issues. Our experienced team will swiftly diagnose and fix the problem, ensuring your safety and peace of mind.

Call us at (02) 9971 1111 or fill up the contact form, and our team will respond to you quickly.

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Pittwater Garage Doors
Suite 4128, B/834,
Pittwater Rd, Dee Why,
NSW 2099

(02) 9971 1111

Opening Hours:
9 AM - 5 PM (Mon-Fri)
9 AM - 2 PM (Sat)
Sunday Closed

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