Acording to the FMCA towing guide the manual is but has fuses to pull, i think i would run a charge line from the chassis battery to the toad battery insted of pulling the fuses?
You didnt say what year but the 11,12,13 and 14 are ok to tow.
Walt & Will
2013 F150 XLT Crew C 4X4
2015 Kia Soul 6 speed manual