How to Wire a Horn Relay Circuit EASILY in your Car / Truck / Motorcycle / ATV / Dirt Bike
Wiring Rescue Wiring Rescue
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 Published On Oct 9, 2021

In this video, I explain how to wire a set of horns into any vehicle that you want. This is the way that I like to wire horns because it uses a negative trigger wire. This is beneficial because you don’t need to run any power wire into the interior of the vehicle, just a ground. This makes building this circuit easier and safer.

0:00 How to easily wire horns on a car, truck, atv, snowmobiles, side by sides etc.
0:20 Low tone and high tone horns
0:43 The benefits of ground trigger relay
1:26 List of needed components
2:13 How a 5-pin Bosch style relay is numbered
2:32 Pin 87A - Not used for this circuit
2:43 Pin 30 - 12v power wire from the battery
3:03 Pin 86 - spliced into 12v power wire from the battery
3:12 Pin 85 - Ground wire & negative trigger switch
3:50 Pin 87 - Power output to the horns

Below is a list of Items to make this horn circuit work properly, using the same method that I did.

Items used in this video:
🔗 5 Pack of 5-pin Bosch Style Relays - https://amzn.to/2OfiwXT
🔗 10 Pack of Fuse holders - https://amzn.to/3cU4CoD
🔗 Momentary Switch (different brand than video) https://amzn.to/3mFmdE0
🔗 Universal horns (different brand than video) https://amzn.to/3v4UIHO
🔗 272 piece fuse variety pack https://amzn.to/3k48cNt
*As an Amazon associate I earn from qualifying purchases.

➡ This is my video on how to wire the LED Turn Signal / Flasher / Blinkers:
   • How to Wire LED Turn Signals / Flashe...  
➡ This is my video on how to choose the right fuse and wire sizes when building a circuit:    • What Size Fuse? ANSWERED! @WiringRescue  
➡ This is my video on wiring brake switches:
   • How to Wire TWO Types of Brake Light ...  

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Tags:
#Hotrod
#Wiring
#WiringRescue
#Automotivewiring

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