How To Wire A 5 Pin Relay For Fog Lights

Whenever wiring off road lights its important to add a relay to the wiring. This page features one piece 5 pin 12v 40a spdt relay with socket and wiring for many automotive lighting retrofit such as headlight led halo ring angel eyes add on fog lights led daytime running lights auto turn onoff with engine high beam enable daytime running lights.

It connects to the positive side of your battery or to a switched power source that only gets power when your ignition is on.

You can find out more Diagram below

How to wire a 5 pin relay for fog lights. The high beam switch in my diagram above would be tapped from the r y wire get a 5 pin automotive relay from advance auto or other suitable store and wire. Attach a 16 gauge wire with a blue female blade to the ground side of the relay and to a good ground using the blue oval connector. A relay works by using a switch to run 12 volts to the relay.

87 pin to driving lights run one wire from the pin directly to positive on one. On the back of the rocker switch there are 5 blades. By default this switch is open so the current cannot get from the battery to your lights.

These are 20 amp switches. Connect the other side of the circuit breaker to terminal 85 on the relay. 5 pin relay wiring diagram driving lights click here.

Two ground two hot and a 5th blade that goes to the relay or led. How to wire your light using a relay. Run a piece of 18 gauge wire from terminal 30 to the toggle switch.

Attach another piece of 10 gauge wire from the relay to the fog lights using a yellow female blade at the relay and t ing both fog lights into a yellow butt connector. 30 is your power source for your light. How to wire fog lights.

My question is the switch panel needs to be run to positive accessory or ignition and the remaining open blade will run to the wiring harness. Failure to do so would cause excessive heat in the wiring and switch and create a risk of fire. This is caused by the amount of power being drawn by the high output lights or accessories.

Connect the fog lights to terminal 86 using 14 gauge wire. 30 and 87 create the switch to your lights. Use a piece of 14 gauge wire fitted with a ring terminal and a female spade connector to make the connections.