BMW 530i E39 M-Sport

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BMW 530i E39 M-Sport

tth tyre

500 RPM
Senior Member
Jun 5, 2007
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Puchong
Dude...free bump for you
 
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Hi guys,

Need help from u guys especially master in electronics.

I bought a motion sensor and sucessfully install it myself (know only a bit of EE :) ). But I problem arise, the "arm" LED keeps flashing even when my car alarm is "disarm" (i paste a black tape to cover the LED. very annoying when driving). But it did not triger the alarm (the alarm is disarm). Dont get confuse, the sensor will trigger if the alarm is arm.

Im thinking for a way to make it activate only when ke car is...
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