Garage Door Sensor Hack

Before we get into the details of the vulnerability let s explain a bit about how automatic garage door openers developed.

Garage door sensor hack.

The safest way to bypass a garage door sensor is to disconnect the garage door from the opener. Garage door opener invisible beam receiver emulator use to bypass garage door opener optical beam sensor circuit. This is a hack to get rid of the annoying garage door sensors that have the laser on them. 5vdc power provided to attiny via 7805 regulator across the 6 4v supply provided by the opener s safety sensor terminals.

The first electric garage door opener was introduced in 1926 but didn t gain in popularity until after world war ii. Once your garage door is secure pull down on the manual release cord which should be red and located next to the garage door motor. How garage door openers work. Faulty sensors require replacement as soon as possible.

Instead of pointing them across your garage you just mount them on the roof of your garage and they. Look at both the garage door sensors. With the ops placement the garage appears as closed even if it s 99 open since the sensor isn t triggered until the door reaches 100 open. Each sensor has an led light on the exterior of the sensor.

To close a door with faulty sensors requires bypassing the garage door sensors. Https youtu be nczzkuh3bdw subscribe on youtube http b. This allowed me to put the magnetic half of the reed sensor onto the chain which made for a very clean setup and more importantly i can tell when the garage is opened even just a little bit. Hack your garage door opener to make it safe and more practical.

Step 1 press the garage door opener wall button to fully open the garage door.