H4 Socket Wiring Diagram. H4 socket wiring diagram source. Additional wiring and relay.
H4 bulb socket wiring question. The 9003h4s wiring arrangement is like this. Additional wiring and relay.
A single trick that we use is to print out exactly the same wiring diagram off twice.
The 87 cars came with dot h5 headlights which i do not like compared to the much better focused euro h4 lights. Red green red and white yellow honda cb750 high beam toyota tundra type 3 plugs hold on more information. The 9003h4s wiring arrangement is like this. Use a foglamp wiring kit and run a signal from the white wire not the yellow to 85 on the relay.