'93 Yj stereo wiring color codes - JeepForum Mar 05, 2012Anyone know the wiring color codes for the wires in the stock stereo connector JeepForum > Models > Jeep Wrangler Forums > YJ Wrangler Technical Forum > '93 Yj stereo wiring color codes Reply. Page 1 of 2: 1: 2 brown and brown/white are for the rear speaker had my jeep been equipped with them. I'm also assuming the blue/white wireAuthor: GoziraYj Wiring DiagramsJul 31, 2017YJ radio wiring diagramNov 29, 20111995 Wrangler radio wiring diagramJul 23, 2010Factory stereo wiring diagramJun 04, 2004See more results 2008 Jeep Grand Cherokee Car Radio Wiring Color Codes 2008 Jeep Grand Cherokee Car Radio Wiring Color Codes. Car Radio Battery Constant 12v+ Wire: Red/Orange. Car Radio Accessory Switched 12v+ Wire: The radio harness does not provide a switched power source. Run a wire to the fuse box for switched power. Car Radio Ground Wire: Black. Car Radio Illumination Wire: N/A. Car Stereo Dimmer Wire: N/a.