Horn Wiring Diagram with Relay 🚗🔔 This diagram shows how to properly wire a car horn using a relay, ensuring efficient power delivery and protecting the horn switch. 📌 Step-by-Step Explanation: 1️⃣ Battery – The main power source connected to the system. 2️⃣ Ignition Switch – Ensures the horn only works when the vehicle is turned on. 3️⃣ Fuse – Added between the ignition and relay to protect the circuit from overload or short circuits. 4️⃣ Relay (4-Pin: 30, 85, 86, 87) – Pin 30: Connected to