Motion Sensor Garage Door Not Working

Your outdoor sensor lights are not working or they seem less sensitive than usual.

Motion sensor garage door not working.

Cleaning and adjustment remove any debris dust or cobwebs from the electric eye lenses on each sensor with a clean rag. The circuit board on your garage door opener will have to be replaced if you want your light to function properly. The sensors have to be aligned with each other and also have to be connected correctly to the garage door system in order to work. If they re turned on in both the sensors then there is no issue with the power supply.

Cycle the garage door. Adjust each sensor in small. If your sensors or garage door motor is blinking or your door doesn t close it s a sign you could have faulty sensors. A common cause of a malfunctioning garage door sensor is lack of power supply.

My liftmaster garage door stopped closing the normal way. The clicking noise you are looking for is the sound that comes from the relay on the circuit board. You can also disconnect the sensors altogether but doing this will prevent most garage doors from working. Loosen the small nuts that hold each sensor to the l brackets with a small adjustable wrench.

This video takes you from my problem description to a successful repair all for under 24 00 u s. Adjust the sensor so it is pointed toward the center of your desired area. If you do not hear a click coming from the motor housing then the relay on the circuit board is bad. Clear out any trees or shrubs that may be blocking the sensor.

If you find the lights turned off in one or both the sensors it indicates that there is a problem in power supply. According to liftmaster issues with the safety sensor wiring typically occur because of a poor connection incorrectly connected wires or a short in the wire from a staple. Loosen the nuts just. Look for small led lights on the sensors.

Your motion sensor lights should work some of the time not just on certain occasions.