For questions about the wiring of a car(apparatus that connects electrical circuits).

learn more… | top users | synonyms

2
votes
2answers
112 views

1987 Yamaha FZ700 headlights not working

I recently bought a 1987 Yamaha fz700, and the owner said the headlights didn't work, and I can't figure out what's wrong. We checked some of the wiring out, and the bulb connectors have no power ...
5
votes
1answer
4k views

Do I have to rely on wire color to correctly wire up an O2 sensor?

It seems that everyone and their grandmother has a different color-code convention for 4-wire O2 sensors, which complicates matters when one is trying to wire up a replacement "universal" O2 sensor. ...
9
votes
1answer
175 views

Are there downsides to making an accessory socket always live, if accessories are removed when not in use?

In some cars, the power line from the battery to the accessory outlet (aka cigarette lighter socket) is always live. In others, it's off until ignition. It seems pretty much random which cars are ...
5
votes
2answers
6k views

Manual horn switch

what are the pitfalls or things to look out for when manually wiring a switch from the battery to the horn? Some background: I just moved to texas where they require vehicle inspections. My horn ...
1
vote
3answers
7k views

Ford Fusion 2014 Wiring Diagram

I just picked up a new 2014 Ford Fusion and am planning on modifying the factory audio equipment. I've been searching around on some websites (The 12 Volt and various forums) and can't seem to find a ...