How to Replace the Battery in the Door Sensor For myQ Garage, Smart Garage Hub, and Smart Garage Control Locate the sensor - The door sensor is usually mounted on the top panel inside your garage door.Open the door sensor - Press the release tab at the bottom or gently pry it open.Remove the old battery - Slide it out carefully.. Conclusion: Keep Your MyQ Garage Door Sensor Running Smoothly. Replacing the battery in your MyQ Remote Garage Door Sensor is a breeze once you know how, be it the black MyQ-G0302 model or the white MyQ-G0402 model.I learned the hard way not to overthink it, no prying, no struggle.
Replace the battery compartment cover and screw it back in place. Why does myQ say low battery? If your myQ garage door opener is saying "low battery," it means that the battery in the myQ sensor is running low and needs to be replaced. You should replace the battery as soon as possible to avoid any issues with your garage door opener. How.. 2450 Battery you need - https://amzn.to/3HmTxLcHere is a quick and easy demonstration video on how to change the dead / weak battery in your MyQ garage door.