Cannot find location of cabin air filters. On RockAuto I found Motorcraft YH1805 {#CV6Z19D672B) Filter Cover Only.
Motorcraft FP70 (CV6Z19N619A) and FP75 (CV6Z19N619A) Rear Seats w/o Aux Heater.
From Owners Manual page 96:
CABIN AIR FILTER
Your vehicle has a cabin air filter in the
climate control system. It is fitted behind
the center console.
If your vehicle has rear climate control. The
cabin air filter is under the driver seat.
2014 Transit Connect XLT Wagon sold in USA.