For Sale is a 2016 FORD FIESTA Wiring Harness Mk7 Front Left Door Wiring Harness C1BT14K138BDC. OEM Number C1BT14K138BDC. 2016 FORD FIESTA Wiring Harness Mk7 Front Left Door Wiring Harness. WIRING LOOM WITH MODULE FRONT LEFT DOOR SOLD AS SEEN IN PICSl.