WARNING: This page is about a different car, the 2018 Ford Fiesta. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Module Communications Network Wiring Diagram (1 of 6)
Courtesy of FORD MOTOR COMPANY
Fig 2: Module Communications Network Wiring Diagram (2 of 6)
Courtesy of FORD MOTOR COMPANY
Fig 3: Module Communications Network Wiring Diagram (3 of 6)
Courtesy of FORD MOTOR COMPANY
Fig 4: Module Communications Network Wiring Diagram (4 of 6)
Courtesy of FORD MOTOR COMPANY
Fig 5: Module Communications Network Wiring Diagram (5 of 6)
Courtesy of FORD MOTOR COMPANY
Fig 6: Module Communications Network Wiring Diagram (6 of 6)