12v Fog Light Wiring Diagram. Wiring diagram it uses a switched 12v source for pin 86 on the relay so if the car is off the fogs wont stay on and drain your battery. 12 volt source like fusebox or battery feeds 12 volts into the switch the switch is turned on feeding that 12 volts of power to the number 85 pin on the relay turning the relay on pulling the big load of power from the battery in pin 30 feeding that battery power to the lights poof.
Connect the the red wire from the fuse to battery. Your lamp kit harness my have different wire colors. 12v led fog light laser rocker onoff switch wiring harness 40a relay fuse blue.
12s type 7 pin wiring diagram.
Full wiring kit for all light bars with laser rocker switch on off switch. The fog lights each have two wires one for ground and one for the 12v power. 12v 40a led fog light wiring harness laser rocker switch relay size. We will be explaining 12v vehicle systems although there is little difference between 12v and 24v systems and the majority of you will have 12v systems.