False alarm
False alarm |
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Knocks to the car.
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Vibration of the car.
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Wind load (external pressure waves)
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Automatic switching on and off of other electrical equipment in the car.
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External noise.
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Changes in the internal/external light intensity.
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Air flow and turbulence in the car.
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Temperature changes inside the car.
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Fan noise from original/extra heaters inside the car.
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Noise transferred from outside through the body to the inside of the car (e.g. rain
and hail).
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