Alarm Wiring Diagram: Cobra 4160

: The immobilization loop. Elias cut the starter motor feed and bridged it through the alarm’s internal relay. Without the key fob’s signal, the car was a two-ton paperweight. 🚪 The Perimeter Sensors Finally, the protection.

: Connects to a secure chassis ground or the battery's negative terminal. Ignition and Signals Yellow Wires cobra 4160 alarm wiring diagram

Connect these to the left and right indicator (flasher) lamp positive feed wires. Yellow/Blue Wire: Dedicated connection to the siren/immobilizer code wire. Accessories Brown Wire: : The immobilization loop

: The ignition sense. This had to be tapped into the "Switched Live" (Terminal 15) so the alarm knew when the engine was running. The Siren and Indicators 🚪 The Perimeter Sensors Finally, the protection

The 4160 model is well-known for its red touch-key interface. If you are re-wiring or resetting the unit:

The 4160 series belongs to the "Bridge" family of Cobra alarms. It features a compact siren/control unit usually mounted in the engine bay. Unlike modern CAN-bus systems, this is an analog alarm, meaning every connection requires physical splicing into the vehicle's electrical loom. ⚡ Main Wiring Loom Breakdown