Simple but true the remote transmitter needs power to send a signal to your opener.
Remote control not working on garage door.
Check the battery contacts.
This issue can occur when homeowners add devices to their garage door opener and accidentally un program another device in the process.
If pressing the button on your garage door s remote control doesn t work check the batteries first.
So check the batteries first.
However this case can be.
The most common cause of garage door remote control failure are weak or dead batteries.
The easiest and first step i suggest is trying to sync your remote again.
This will drop a remote or two from the program which is why the remote is not working.
Dirty worn or wet contacts inside of the battery case inhibit the electrical current.
If they are working correctly the problem might be because of the safety sensors.
Then test the remote to ensure that it s already working properly.
There are multiple reasons they can stop working.
Troubleshooting tips for when your garage door remote suddenly stops working and or the buttons are not responding.
How to fix a garage door opener remote that has stopped working check the batteries.
Access the batteries by opening the panel on the back.
The garage door remote won t work but the wall switch does check the batteries and electrical connections in the remote to make sure they are working correctly.
Some garage doors have infrared sensors that shoot an invisible beam across the door.
The most common cause for remote not working is dead batteries.
If your device has screws remove them and open the panel.