There's no universal color code for oxygen sensor wiring. Buy the right sensor, period.
If you're buying a generic sensor for your car (possible, but there are still many different kinds) and need to splice the wires from the new sensor to the car, usually the black wire is the ground and the other wire is "hot." With three-wire sensors, try to find a wiring diagram online to match up the colors. It's risky using a voltmeter or test light to find the hot wire(s), because you could fry your computer.
Not to worry, if the male and female plugs match you should be fine.
Could be a diesel? If not then replace your oxygen sensor on your exhaust. A bad oxygen sensor causes the exhaust smoke to be dark in color.
Near the "Y" pipe to exhaust manifold joint. Follow the wire that is the same color as the replacement part has. It screws into the pipe just like a sparkplug. You will need a 7/8" wrench or an O2 sensor socket to remove & install the part.
Oxygen sensor #1 screws in to the exhaust manifold just before the headpipe. The hardest part about replacing an oxygen sensor is screwing it out. Sometimes they are a little siezed in from the heat. after you get the old one out, you'll need to make sure you know how to electrically connect the new one. Some of the replacement oxygen sensors have a plug and others need to be spliced in. Just make sure you connect the wires correctly, following the color codes or the directions that came with the replacment sensor. It's relatively easy and a good first auto repair project.
the speed sensor '''MUST''' match the transmission, simply because the transmition is the one providing the speed info.(most are color coded and splined)
The downstream O2 sensor was broken and is missing the wiring harness, I have a universal O2 sensor, but need the color codes to wire it properly. It has a purple, pink, black and white.
Which oxygen sensor? There are two of them. They each have 4 wires and each wire has two colors. There were two models of the f250 also, need to know engine size. Sorry.
They are blue, black and white. They can be found extending from the catalytic converter (the upstream O2 sensor) and possibly from a second source (the downstream sensor).
Yes Bustec offer a exact color match. The made the color match to match last years model.
Oxygen gas has no color. Liquid oxygen has a very slight blue color.
you might try www.haynes.com, these are the folks that have all the manuals for wiring etc.
Color Replacement Tool you can use to replace existing colors on image with Foreground color by painting with brush.