One is for ground one is for power in and one is for power out. Five star car stereo 890858 views.

Illuminated Toggle Switch Wiring Diagram C3 Wiring Diagram
12 volt illuminated rocker switch wiring diagram. How to tap into your cars fuse box safely and cleanly duration. 3 way or 2 way. Also relays can be used to switch higher draw accessories to reduce switch load and voltage drop. Navanc rocker switch here. As shown below rocker switches have 3 electrical connections. Ill attach a wiring diagram to help explain what im talking about.
Scion oem style rocker switch wiring diagram. The vjd1 rocker switch has 7 prongs on the back called terminals. An illuminated rocker switch is like a spst toggle switch with an extra terminal which allows the light to work. Rocker switch wiring diagram. 12 volt basics 12 volt basics. This switch also has a built in led that lights up when its in the on position so if youve purchased one of these below is a wiring diagram showing how you would go about wiring this particular rocker light switch remember to pay careful attention to the markings on the pins.
Now that you have an idea how rocker switches are constructed internally lets go over the wiring diagram so that you will now how to connect a rocker switch to a circuit. This dpdt illuminated rocker switch has two dependent lamps one top and one at the bottom. The illuminated rocker switch has three prongs on the back. The diagram below represents the schematic diagram for a spst rocker switch. You might want to review the article on toggle switch wiring before proceeding. Anyways the middle position of the 3 position fog light switch turns the lights off of course labelled o.
The wiring diagram to the right shows how the contacts and lamps are wired internally. Illuminated rocker switches have a built in light to provide indication of your circuit operation. All of our illuminated rocker switches are designed to operate at 12 volts dc expect for the illuminated appliance rocker switches which operate at 120 volts ac.