It may also be that the mechanics of the door aren t working and so your opener is sending the signal to open but the door can t.
Garage door opener not working with remote.
Simple but true the remote transmitter needs power to send a signal to your opener.
Another common reason your garage door remote control might not work is because of a blown ground fault interpreter gfi.
If they are working correctly the problem might be because of the safety sensors.
If this still doesn t work then it may not be a problem with your opener at all.
To be sure that the batteries are always good use name brand quality batteries instead of discount brands.
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.
The most common cause of garage door remote control failure are weak or dead batteries.
If pressing the button on your garage door s remote control doesn t work check the batteries first.
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.
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.
A gfi is responsible for protecting your home from any potential electrical dangers such as overheating.