41 h4 headlight wiring diagram
Driving position memory switches 2. Headlight, turn signal and front fog light switches 3. Wiper and washer switches 4. Power back window switch 5. Audio system/rear view monitor system and navigation system including audio system (For the navigation system, see the separate “Navigation System Owner’s Manual”.) 6. I am wiring in H4 bulb plugs on an '87 930 so I can use H4 Headlights in this car. The '87 cars came with DOT H5 headlights which I do not like compared to the much better focused Euro H4 lights.. 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 beam. For typical H4 halogen 100w bulbs a 20amp (yellow). The math is pretty simple for this - The assumptions : ... Headlight Relay Wiring Diagram The above circuit is a way to use existing headlight wiring to control 2 relays that can be placed close to the lights. The main power from the battery feeding the fuse and...