Can Engine Disabling Car Alarm Affect Engine?

Introduction

A car alarm is a security system designed to deter theft and vandalism. It typically consists of sensors that detect movement, vibration, or glass breakage, and an alarm that sounds to alert the owner or authorities. Some car alarms also have an engine disabling feature that prevents the car from starting if the alarm is triggered.

There is some debate about whether or not engine disabling car alarms are effective. Some people argue that they are a deterrent to theft, while others believe that they can be easily bypassed by thieves. There is also some concern that engine disabling car alarms can cause problems with the engine if they are not properly installed or maintained.

How Do Engine Disabling Car Alarms Work?

Engine disabling car alarms work by interrupting the electrical circuit that powers the engine. When the alarm is triggered, a relay is activated that cuts off the power to the ignition system, fuel pump, or starter motor. This prevents the engine from starting, even if the key is turned in the ignition.

Some engine disabling car alarms also have a “valet mode” that allows the car to be started even if the alarm is triggered. This mode is typically used when the car is being serviced or valet parked.

Are Engine Disabling Car Alarms Effective?

There is no clear consensus on whether or not engine disabling car alarms are effective in deterring theft. Some studies have shown that they can reduce theft rates, while other studies have found no significant effect.

One study by the National Highway Traffic Safety Administration (NHTSA) found that cars with engine disabling car alarms were 20% less likely to be stolen than cars without alarms. However, another study by the Insurance Institute for Highway Safety (IIHS) found that engine disabling car alarms had no significant effect on theft rates.

The effectiveness of engine disabling car alarms may vary depending on a number of factors, including the type of alarm, the quality of the installation, and the environment in which the car is parked.

Can Engine Disabling Car Alarms Cause Problems with the Engine?

There is some concern that engine disabling car alarms can cause problems with the engine if they are not properly installed or maintained. For example, if the relay that cuts off the power to the engine is not properly installed, it could cause the engine to stall or run erratically.

It is also important to note that engine disabling car alarms can drain the battery if they are left on for long periods of time. This can be a problem if the car is not driven regularly.

Conclusion

Engine disabling car alarms are a security device that can deter theft and vandalism. However, there is some debate about their effectiveness and potential for causing problems with the engine. If you are considering installing an engine disabling car alarm, it is important to choose a reputable installer and to follow the manufacturer’s instructions carefully.