2002 Honda Odyssey Car Radio Stereo Audio Wiring Diagram Whether your an expert Honda electronics installer or a novice Honda enthusiast with a 2002 Honda Odyssey, a Honda car stereo wiring diagram can save yourself a lot of time. One of the most time consuming tasks with installing an after market car stereo, car radio, car speakers, car subwoofer, car amplifier, mobile amp, mobile Read More Read More 2002 Honda Odyssey | Stereo Wiring Diagram 2002 Honda Odyssey. August 19th, 2012 Posted in Honda Odyssey. 2002 Honda Odyssey Stereo Wiring Information. Radio Constant 12v+ Wire: White/Blue Radio Switched 12v+ Wire: White/Red The stereo wiring diagram listed above is provided “as is” without any kind of warranty. Use of the information above is at your own risk.