Bosch Relay Wiring Diagram Fog Lights
Draw a diagram on plain white paper with wire gauge noted and colors identified.
Bosch relay wiring diagram fog lights. Learn what a relay is how it works and why you should use one. Fog lights off with high beams on relay wiring diagram. Bosch type relay wiring diagrams. Bosch relay wiring diagram you will need a comprehensive professional and easy to understand wiring diagram.
All examples shown are for spdt single pole double throw relays which includes any of the 5 10 or 20 amp relays on this site. The two terminal 87 go to the fog lights black wires. Look on the relay for the terminal numbers. The following diagrams show the other types of commonly used automotive relays.
Power 12v to the fogs lights passes through the normally closed contacts of the relay terminals 30 and 87a. Terminal 30 goes to the battery positive red wire. Use as reference only. It is meant to aid all the typical consumer in creating a correct system.
When the coil of the relay is energized 12v from the high beam switch to terminal 86 ground on terminal 85 the normally closed contacts open interrupting 12v to the fog lights. Terminal 86 should connect to your low beam headlight. Diagrams will show how multiple relays one relay or another or just one relay can control your device. The lamps and relay harness are to be used only with 12 volt automotive.
Fog light relay wiring diagram positive ground wiring library fog light wiring diagram with relay. This page demonstrates several simple ways to wire a relay for various applications. Whenever installing a relay use a quenching diode between terminals 85 and 86 with a cath ode to the positive terminal to prevent the inductive spike on relay turn off. Fog lights off with high beams on relay wiring diagram.
These instructions will probably be easy to grasp and use. 12v universal wiring harness kit relay fuse switch. 3 a relay is an electromechanical device that uses a coil electro to move switch contacts.