H4 bulb socket wiring question hi all im starting into my h4 headlight conversion project on my 87 carrera and am trying to figure out which wires connect to which leads on the h4 bulb socket. How to replace a h4 or h9003 headlight.

Connector For H4 Bulb Headlight Honda Civic Forum
H4 bulb socket diagram. The 87 cars came with dot h5 headlights which i do not like compared to the much better focused euro h4 lights. If youve spent some time shopping for the best bulbs for your vehicle you will have come across all the different bulb classifications. Made of quality materials with corrosion resistant contacts this socket is designed for reliable service. Work on a h13 system bulb diagram bulb wiring headlight wiring bulb wiring bulb wiring h4. These instructions are for replacing a h4h9003 automotive headlight. About product and suppliers.
There are many types of bulbs h1 h3 h4 h7 h11 hb3 hb4 and many morebut lots of drivers dont know the difference between these bulbs. A honda civic is used as an example but these steps should work on any car that uses a h4 which is the same as a h9003 or a h7. High temperature headlamp standard socket. I am wiring in h4 bulb plugs on an 87 930 so i can use h4 headlights in this car. H4 hb2 9003 wiring harness headlight socket heavy duty14awg ceramic headlight connector for car truck boat marine headlight fog light retrofitpack of 2 47 out of 5 stars 148 799. Does anyone know the proper wiring for a 9003h4 type headlight connector.
Download file free book pdf h7 headlight wiring diagram at with hid fog lights help further bulb wiring diagram further. The headlight socket the harness that connects the car wires to the headlight recently metled. This is for my 1996 subaru legacy. This replacement headlight socket matches the fit and terminal count of the original equipment socket for specified vehicles. H4 bulb wiring diagram wiring diagrams box u h4 headlight wiring bulbs better automotive lighting headlight socket diagram vs. I know which wires in the car do what from a test light but i do not know which terminals on the back of the h4 bulb are ground high beam and low.
I was able to find a replacement part from autozone but when rewiring it it didnt work. Dorman products 84790.