9/10/2023 0 Comments Vehicle panic button![]() ![]() ![]() However, if your car has particularly sensitive sensors, they can be triggered when you try to unlock the vehicle by putting the key in the lock. Sensitive SensorsĪ car alarm is triggered when its sensors receive a response either from a sound or movement. There are many reasons why a car alarm goes off when unlocking the door with a key. If you are wondering why does my car alarm goes off when I unlock it with a key, we have the answers here for you. Your car alarm is constantly active but will remain silent if no unusual activity is detected. When a sensor receives a response the car alarm sounds and will continue to make a noise until it is reset or switched off. Your car alarm is triggered when one or more of the sensors receives a response, this can be from the car moving when the engine is off, a loud noise, or something landing on or near the car. Modern car alarms are made up of various pieces a computer, several sensors, a loudspeaker, and a receiver that is tuned to your keycode. However, sometimes your car alarm will go off when no one has tried to break into your vehicle. Why Does My Car Alarm Go Off When Unlocking With a Key?Ĭar alarms act as a theft deterrent, the loud noise they emit is designed to scare potential thieves away and alert the car owner that a theft attempt was detected. This noisy problem is very common and can easily be fixed. If you own a car, chances are your car alarm has gone off at some point without you knowing why.Ĭar alarms are installed to protect your car from thieves, so why does a car alarm go off when unlocking your car with the key? In this article, we explore the different reasons why your car alarm goes off when unlocking with a key. However, when your car alarm goes off for seemingly no reason, this can be a loud and irritating inconvenience. Car alarms work well at deterring thieves and alerting owners when someone has tried to tamper with their vehicle.
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