Security System Door Sensor Not Working

Factory reset your flood freeze sensor press and hold the setup button located on the side of the device with the battery in until the led stops flashing approximately 10 seconds.

Security system door sensor not working.

If your door or window sensor is causing false alarms the door or window may not be securely closed or the sensor may be damaged. If your door sensor is wireless a dead battery may be the reason your door sensor is no longer working. The sensor may become damaged the switch may wear out and wireless sensors eventually run out of batteries. Another cause of a malfunctioning wireless door sensor is that it may be out of range of the panel.

Learn what to do when you have a problem with a door window sensor connected to your xfinity home system. No door sensor lasts forever. Xfinity for full functionality of this site it is necessary to enable javascript. Check for metal doors windows or frames.

If a door sensor is setting off false alarms or malfunctioning make sure to call your home security company to replace it immediately. If a protected door or window with a sensor is open you will not be able to arm the system until the door or window is closed or the zone is bypassed. Check battery pull tab. Check the alarm settings.

Here are the recommended troubleshooting steps to take if a door window contact sensor for your total security alarm system is no longer working successfully. Check the status of the sensor light.