2002 Ford F150 Truck Car Radio Wiring Diagram Whether your an expert Ford mobile electronics installer, Ford Racing fanatic, or a novice Ford enthusiast with a 2002 Ford F150 Truck, a Ford car stereo wiring diagram can save yourself a lot of time. Automotive wiring in Ford vehicles are becoming increasing more difficult to identify due to the installation of more advanced factory electronics. 2002 Ford F150 Truck | Stereo Wiring Diagram July 15th, 2012 Posted in Ford F150 Truck. 2002 Ford F150 Truck Stereo Wiring Information. Radio Battery Constant 12v+ Wire: Light Green/Pink 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.