Dei 508d Installation Manual [best] -

: Adjust this so the alarm chirps when someone approaches the window.

The DEI 508D features a standard . While it is "plug-and-play" for many Viper or Clifford systems, it can be manually spliced into other alarm systems. Dei 508d Installation Manual

Before diving into the wires, it is important to understand what the 508D actually does. The DEI 508D is a "Dual Zone Proximity Sensor." Unlike a standard shock sensor that detects impact or vibration, the 508D creates an invisible electromagnetic field around the vehicle's interior. : Adjust this so the alarm chirps when

in small increments. This expands or contracts both zones simultaneously. Test Warning Perimeter : Arm the alarm and wait at least 30 seconds Before diving into the wires, it is important

Do NOT connect the Blue or Green wires to ground or positive. They are negative outputs (they send a ground signal to the alarm brain).

Check the black wire connection and the vehicle's accessory fuses. Loose wiring or interference