This is a new situation.
Garage door remote not working when light is on.
The first thing you want to check is the socket your craftsman opener is connected to.
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.
When the light is on ie after opening the door we are unable to close it using the fob.
Garage door openers are great to have when they are working properly.
The most common cause of garage door remote control failure are weak or dead batteries.
To reprogram your garage door remote locate then press your opener s learn button.
Check the power supply.
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.
This is another simple problem to solve.
The easiest and first step i suggest is trying to sync your remote again.
The clicking noise you are looking for is the sound that comes from the relay on the circuit board.
My garage door fob will not work when the garage door opener light is on.
Here are the troubleshooting steps.
If you do not hear a click coming from the motor housing then the relay on the circuit board is bad.
This sets the in car transmitter to be your garage door openers make transmitter but you are not done.
To be sure that the batteries are always good use name brand quality batteries instead of discount brands.
If the garage door opener is not powered up it won t work.
So get a ladder and place it under the opener.
Hold down on the buttons until the in car red light flashes rapidly.
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.
The eye on your remote is what transmits the signal to your garage door opener.
There are multiple reasons they can stop working.
The circuit board on your garage door opener will have to be replaced if you want your light to function properly.
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.