Manual Instalacion Alarma Cobra 3860 [2025]

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Guía Completa: Instalación Manual de la Alarma Cobra 3860 (Paso a Paso)

• Consumo en reposo: < 15 mA.
• Frecuencia remoto: 433.92 MHz (AM con código rodante).
• Salida sirena: 118 dB (regulable por software).
• Temperatura operativa: -20°C a +70°C.
• Protección: Diodos en todas las entradas (evita retroalimentación).

📍 Paso 1: Ubicación de la Unidad Central

| Wire Color | Function | Connection Point | |------------|---------------------------|-----------------------------------------------| | Red | +12V constant | Battery or main fuse box (constant power) | | Black | Ground (-) | Clean chassis ground | | Yellow | Ignition input (IGN) | Ignition switch +12V when key ON | | White | Starter output (cut side) | Starter wire (motor side) | | Orange | Starter input (key side) | Starter wire (ignition switch side) | | Green | Door trigger (-) | Door pin switch (negative trigger) | | Purple | Door trigger (+) | Door pin switch (positive trigger – rare) | | Blue | Trunk/hatch trigger | Trunk pin switch or light | | Brown | Siren output | Siren red wire (black to ground) | | Gray | Hood pin input | Hood pin switch (to ground when open) | | Violet/White | Tachometer input (for remote start) | Tach signal (ECU or coil) | Manual Instalacion Alarma Cobra 3860

• Feature: Press and hold arm/disarm button (depending on remote model) for 3+ seconds.
• Benefit: Triggers siren + flashing lights on demand for personal security.
• Installation Feature: Works even if ignition is on.