2013 ford taurus wiring diagram - Fixya wwwa›Forum›Cars & Trucks›FordWiring diagram for 2005 ford taurus relay fuse panel under dashboard We have no wiring diagrams here at fixya, they are copyrighted by Ford and not shared onthe internet due to that reason. You can buy a used factory booklet of diagrams HERE very cheap. 2013 Ford Taurus Wiring for Car Radio - ModifiedLife Car Subwoofer Speaker Positive Wire (+): N/A. Car Subwoofer Speaker Negative Wire (-): N/A. Car Subwoofer Speaker Size: N/A. Car Subwoofer Speaker Depth: N/A. Car Subwoofer Speaker Location: N/A. The 2013 Ford Taurus radio wire color information above is updated as it is submitted by the Modified Life community.