Diagram: Cobra 4160 Alarm Wiring

It is strongly recommended that this system be installed by a certified automotive electrician. Improperly handled wiring can lead to short circuits, airbag deployment, or permanent damage to the vehicle's sensitive electronics.

If the alarm activates without a clear cause, check the sensitivity and placement of the ultrasonic sensors. Ensure they are not pointed directly at air vents.

Cobra 8185 Alarm Wiring Guide | PDF | Fuse (Electrical) - Scribd

If your alarm is not functioning correctly, use these steps before assuming a faulty unit.

Connections must be securely soldered and insulated using automotive-grade materials to prevent corrosion and resistance build-up over time. cobra 4160 alarm wiring diagram

cover nearly identical wiring logic for the era's modular systems. For physical hardware or professional installation help, local specialists often advertise PCB repairs and upgrades for this specific module.

Six wires (typically in a separate harness) are used for lock/unlock triggers, configurable for negative, positive, or vacuum-driven systems. Remote Programming & Features Remote Replacement

is typically a CAN-bus or hardwired system designed for modern vehicles. Key features that dictate its wiring include:

Triggers the alarm when the trunk space is breached. 4. Immobilizer Circuits It is strongly recommended that this system be

The Cobra 4160 features a dual-circuit internal immobilization relay system. These wires are typically solid black or thick gray wires bundled together, labeled as and Circuit 2 .

Over-sensitive ultrasonic cabin sensors or a loose bonnet pin switch [1.9, 1.13].

If you are installing this into a modern vehicle (post-2010), you will likely need additional door lock interfaces and bypass modules. For classic cars, the Cobra 4160 remains a simple, reliable system.

If a remote control battery dies, turn the ignition ON and enter your unique 4-digit PIN code using the valet button to override the immobilizer. Ensure they are not pointed directly at air vents

Engine Cut/Immobilization Loop. To install this, locate the vehicle’s starter wire or fuel pump feed wire. Cut that factory wire in half. Connect one Thick Green wire to the key side of the cut wire, and the other Thick Green wire to the motor/pump side.

: Often used for the LED indicator or connection to the siren/horn.

: Typically used for direction indicator (hazards/blinkers) visual alerts. Programming the Touch Key

If your alarm came with a separate door lock harness (4 thin wires: two blue, two green), those connect to an aftermarket relay pack, not directly to car wires.