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Car Alarm Proximity Sensor Alarming in the Rain

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Old May 2, 2003 | 04:10 PM
  #1  
brianhdickson's Avatar
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From: Houston
Default Car Alarm Proximity Sensor Alarming in the Rain

Hi.

Does anyone have a problem with their (convertible S2000's) proximity sensor going off during rain?

If not, did you have a problem when it was first installed?

What type of alarm do you have and what did you do to fix the false alarms?

Please let me know.

Thanks.

Brian
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Old May 2, 2003 | 04:23 PM
  #2  
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Most sensors of this kind will have a sensitivity adjuster. If it's dual zone, it will have two. The ones I used to have could be turned with a jeweler's screwdriver.
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Old May 2, 2003 | 05:35 PM
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From: Mesa
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It is possible that you may have to adjust the sensitivity (as mentioned by xviper) for different situations. I have noticed sensitivity changes when the weather changes and with the introduction of rain hitting the car, birds landing on the top, etc... I have even seen the sensitivity of the proximity and vibration sensors increasing as the temperature increases.

In short - most all sensors will require some adjustment over time and with changing environmental conditions.

If you have a Viper, Hornet, Python or other alarm installed you will likely have a DEI 508D Invisibeam Sensor (most likely mounted inside the center console???) - here is a link to the instructions if you do have this sensor http://www.azcartoys.com/images/508D.pdf

Ask your installer to adjust it, or show you how to adjust it.
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Old May 2, 2003 | 07:36 PM
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From: Indian Land SC
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Most of the proximity alarms in use today are tiny microwave motion sensors, similar in operation to commercial security alarm sensors. Microwaves are RADAR.

When you watch the weather channel, have you ever noticed they have weather radar? Why do you think rain shows up on their radar screen? Because it interferes with it, that's why.

So when it rains, your car alarm is just giving you a weather report. It's a feature, be glad they didn't charge extra for it.
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