Fortunately, most manufacturer's are trying to use the same wire codes. With minor variations, the second table applies to most aftermarket head units. The first table covers older Pioneer radios (up to 1998). [ Pioneer (up to 98) | Sony/Alpine, Pioneer (99 & up), Kenwood, Eclipse, JVC, etc] PIONEER (models before 1999)
Nov 10, 2019 · Identifying car stereo wires might seem intimidating, but in truth, figuring out the purpose of each wire in a factory car stereo wiring harness is actually pretty easy. You can either track down a wiring diagram for that specific make, model, and year, or you can grab an inexpensive multimeter, which is an essential tool for DIY car stereo ... DON'T cut the factory wire harness! For easy installation of aftermarket car stereos, we suggest purchasing the wire harness that mates to the connector on this page. In most cases, this harness will have the matching color code to your new car stereo. Connect wires together and plug on to existing factory harness.