Garage door sensors play a crucial role in ensuring the safety and security of your home. However, there may be instances where you need to bypass these sensors temporarily. This comprehensive guide will provide you with 13 safe methods to bypass garage door sensors. Before we dive into the solutions, let’s first understand the purpose of garage door sensors and why they are important.

The Importance of Garage Door Sensors

Garage door sensors are designed to prevent accidents and injuries by detecting obstructions in the path of the closing garage door. They consist of two sensors on each side of the garage door that transmit an invisible beam of light. When an object or person interrupts the beam, the sensors send a signal to the garage door opener, causing it to stop and reverse the door’s movement.

Reasons to Bypass Garage Door Sensors

There are a few situations where bypassing the garage door sensors becomes necessary. Here are a few common scenarios:

Now that we understand the importance of garage door sensors and the reasons for bypassing them, let’s explore 13 safe methods to temporarily bypass garage door sensors.

Method 1: Clear the Sensors

Before attempting any bypass methods, it’s important to ensure that the sensors are free from obstructions. Use a microfiber cloth to clean the lens of each sensor, as even small particles can interfere with their functionality. Additionally, check the area around the sensors for any objects or debris that may be blocking the beam. Clearing the sensors and their surroundings may resolve the issue without the need for further bypassing.

Method 2: Check for Sun Blockage

Believe it or not, sunlight can sometimes interfere with garage door sensors. Stand between the sun and the sensor, and try closing the garage door using the remote or wall button. If the door closes successfully, it indicates that the sun is the culprit. In this case, you can try switching the positions of the sensors to avoid the sun’s interference.

Method 3: Verify Proper Wiring

Misaligned or damaged wiring can also cause issues with garage door sensors. Inspect the wiring connections between the sensors and the garage door opener. Ensure that all wires are securely connected and not damaged. If you find any loose or damaged wires, reconnect or replace them accordingly. Pets or pests may sometimes chew on the wires, so be thorough in your inspection.

Method 4: Reset to Initial Settings

Resetting the garage door opener to its default settings can sometimes resolve sensor-related issues. Refer to your garage door opener’s manual for instructions on how to perform a factory reset. Keep in mind that this method will reset all settings, so you may need to reprogram your remote controls and other preferences afterward.

Method 5: Fix the Sensors Together

If you’re confident that the sensors are not detecting any obstructions and are properly aligned, you can temporarily fix them together to bypass their functionality, aiding in garage door repair. Start by turning off the power to the garage door opener to ensure safety. Then, disconnect the sensors from the main power supply and seal the open ends of the wires with electrical tape. Next, slightly bend the sensors from both sides so that their “eyes” face each other and tape them in place. This will trick the garage door opener into thinking the sensors are aligned, allowing the door to close.

Garage Door Sensors

Method 6: Rewire the Sensors

If the previous methods haven’t resolved the issue, you can try rewiring the sensors to establish a new connection. Begin by locating the door opener unit. Identify the wires by their colored blocks and the holes they are connected to. Typically, you will find three colors: red, white, and black or gray. Ignore the leftmost red and the first white wires, as they are not necessary for bypassing. Rewire the second white wire and the black/gray wire into a new connection. This should bypass the sensors and allow the garage door to close.

Method 7: Safely Store the Sensors

After rewiring the sensors, you may find that the wires are hanging from the ceiling, posing a potential hazard. To avoid this, prop up the sensors on top of the door opener unit, leaving a 3-6 inch gap for the sensor. This will keep the wires in place and provide a permanent bypass for the garage door sensors.

Method 8: Operate Manually

If none of the previous methods work, you can manually operate the garage door by pulling the chain hanging from the motor on the ceiling. This will disengage the motor and convert the garage door to manual operation, bypassing the sensors. However, keep in mind that operating the door manually may require more physical effort.

Method 9: Remove the Sensors

If you’re still experiencing issues after trying the previous methods, you can consider removing the sensors altogether. Start by unscrewing the wingnuts holding the sensors in place. Then, cut the wires around the sensors and gently remove the device from its mounting pole. This method should only be used as a last resort if all other options have been exhausted.

Method 10: Replace Faulty Sensors

If you’ve determined that the sensors are faulty and cannot be repaired, it may be necessary to replace them. You can purchase new sensors online that are compatible with your garage door opener. Follow the manufacturer’s instructions to install the new sensors properly. If you’re not comfortable with this task, it’s recommended to contact a professional garage door repair company for assistance.

Method 11: Physically Open the Door

In situations where the garage door is too heavy to be manually operated or the motor is not functioning, physically opening the door can be a solution. Pull the chain or handle to open the door manually. However, keep in mind that this method should be used cautiously, as heavy garage doors can be dangerous to handle.

Method 12: Run Diagnostic Tests

Automatic garage doors often come with built-in diagnostic tests that can help identify and troubleshoot sensor issues. Refer to your garage door opener’s manual for instructions on running diagnostic tests. These tests will provide valuable information about the specific problem and may offer suggestions for resolving it.

Method 13: Press and Hold the Garage Door Button

As a temporary solution, you can press and hold the garage door button on the wall to bypass the safety sensors. This will cause the garage door to close without the sensors detecting any obstructions. Hold the button until the door is completely closed, then release it. Keep in mind that this method is not a permanent solution and should only be used when necessary.


If you’re seeking guidance on How to Safely Bypass Garage Door Sensors, consider contacting Circle B Overhead Door. We are your local, dependable solution for all garage door-related matters in Aggieland. Bypassing garage door sensors is a procedure that should be approached cautiously and only serve as a temporary measure. It’s paramount to promptly address any issues with these sensors to maintain the safety and optimal operation of your garage door. If you need more clarification about the bypassing process or if sensor problems persist, always prioritize safety and reach out to a professional garage door contractor in Aggieland. 

With Circle B Overhead Door at your service, you’re assured of expert assistance tailored to your needs. Safety with garage door sensors is our utmost concern.