2003 Ford Explorer | Stereo Wiring Diagram 2003 Ford Explorer Stereo Wiring Information. Radio Battery Constant 12v+ Wire: White/Yellow Radio Accessory Switched 12v+ Wire: Black/Pink Radio Ground Wire: Black/Blue Radio Illumination Wire: Light Blue/Red Stereo Dimmer Wire: Red/Black Left Front Speaker Positive Wire (+): Orange/Light Green Left Front Speaker Negative Wire (-): Light Blue/White Right Front Speaker Positive Wire (+): White 2006 Ford Explorer | Stereo Wiring Diagram 2006 Ford Explorer Stereo Wiring Information. Radio Battery Constant 12v+ Wire: Blue/Red Radio Accessory Switched 12v+ Wire: Green/White Radio Ground Wire: Black/Blue Radio Illumination Wire: Light Blue/Red Left Front Speaker Positive Wire (+): White Left Front Speaker Negative Wire (-): White/Brown Right Front Speaker Positive Wire (+): White/Purple Right Front Speaker Negative Wire 1998 Ford Explorer Car Stereo Wire Colors and Locations 1998 Ford Explorer Stereo Wiring. Home / the12volt's Install Bay / Vehicle Wiring / View all Ford Vehicles / 1998 Ford Explorer Vehicle Search: Manufacturer: Select Vehicle Manufacturer Related searches for ford explorer radio wiring ford radio wiring diagramsford radio wiring harnessford f150 radio wiring diagram2006 ford radio wiring diagramford factory radio wiring diagramford radio wiring color codesford radio harness diagramford aftermarket radio wiring harness