Possible Causes

WARNING: This page is about a different car, the 2007 Lincoln MKX and 2007 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

Inoperative second row power-fold seats can be caused by:

fuse(s).
wiring, terminals or connectors.
a faulted smart power distribution junction box (SPDJB).
a faulted power fold relay.
a faulted power-fold switch.