If the remote works from inside the garage but not from the outside then most likely the antenna wire on the garage door opener itself may be damaged broken or not in visible range.
Linear garage door remote not working consistently.
Locate and eliminate the source of the rf interference.
It exhibits similar symptoms beeps on opening closing doesn t actually open close the door is able to read open close status via the sensor when operating manually via remote and the wires seem to be connected properly.
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.
The most common cause of garage door remote control failure are weak or dead batteries.
Check to be sure the antenna is attached and if it is not hanging down from the unit move the antenna so it can catch the beam being sent by the remote.
Having your chamberlain remote malfunction can make things tough.
When the garage door opener works intermittently the logic board may be experiencing radio frequency rf interference from nearby sources such as security lights ham radios and some electronics.
If the remote works only when held within a few feet of the motor unit rf interference is probably the problem.
6 flashes mechanical or electrical failure.
To be able to open your garage door with your remote simply unlock the vacation switch on the wall station.
If they are working correctly the problem might be because of the safety sensors.
To be sure that the batteries are always good use name brand quality batteries instead of discount brands.
It was working for almost a year and stopped working about a month ago i guess around the same time as yours.
It includes how to articles videos product manuals and more to help you solve your problem.
To reprogram your garage door remote locate then press your opener s learn button.
Try using your remote to open or close your door to determine if the reprogramming was successful.
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.
Some garage doors have infrared sensors that shoot an invisible beam across the door.