There are multiple reasons they can stop working.
Garage door remote not working when light is on.
My garage door fob will not work when the garage door opener light is on.
The easiest and first step i suggest is trying to sync your remote again.
This is a new situation.
To be sure that the batteries are always good use name brand quality batteries instead of discount brands.
The eye on your remote is what transmits the signal to your garage door opener.
How to program chamberlain s universal remote control model klik3u to a garage door opener 9 17 2019 this video demonstrates how to program chamberlain s universal remote control model klik3u to a garage door opener with a yellow green red orange or purple learn button.
It s not uncommon for remote lenses to gather dirt over time so be sure to clean this area every now and then to ensure the signal can travel properly.
If you tried operating the garage door opener from both the remote control and the door control and the opener did not activate.
Try using your remote to open or close your door to determine if the reprogramming was successful.
The most common cause of garage door remote control failure are weak or dead batteries.
This is another simple problem to solve.
Check the power supply.
The clicking noise you are looking for is the sound that comes from the relay on the circuit board.
A simple way to do this is to unplug the garage door opener and then plug in another device say your phone or a light bulb to see if it lights up.
If we leave the car go into the garage and turn off the opener light from the wall mounted remote the key fob then works.
Here are the troubleshooting steps.
If the garage door opener is not powered up it won t work.
Garage door openers are great to have when they are working properly.
The first thing you want to check is the socket your craftsman opener is connected to.
To reprogram your garage door remote locate then press your opener s learn button.
When the light is on ie after opening the door we are unable to close it using the fob.
So get a ladder and place it under the opener.
If you do not hear a click coming from the motor housing then the relay on the circuit board is bad.
Then within 30 seconds hold the button on your remote for three seconds or until garage door opener s lights flash or the led light on your opener blinks.