2004 Honda Accord 6-Speaker | Stereo Wiring Diagram 2004 Honda Accord 6-Speaker. August 19th, 2012 Posted in Honda Accord 6-Speaker. 2004 Honda Accord 6-Speaker Stereo Wiring Information. Radio Constant 12v+ Wire: White/Green The stereo wiring diagram listed above is provided “as is” without any kind of warranty. Acura and Honda Wire Harness and Aftermarket Hook Up Click to view on Bing1:20Acura and Honda Wire Harness and Aftermarket Install. Car Stereo Wiring Harnesses & Interfaces Explained 2004 05 06 07 2008 Acura TL Aftermarket Radio Stereo Harness - Duration:Author: Factory Car Stereo RepairViews: 45K 2004 Honda Accord OE Wiring Harnesses & Stereo Adapters Honda Accord 2004, Factory Replacement Wiring Harness by Metra®, with OEM Radio Plug. For factory stereo. This high-quality Metra wiring harness is just what you need to replace your defective or aged factory wiring harness.