An embodiment provides a method of operating wire harness manufacturing equipment, including: adding, using the manufacturing equipment, an element to a wire to form a combination of the element and the wire; capturing, using an imaging device, an upper image and a lower image of the combination; analyzing, using one or more processors operatively coupled to the imaging device, the upper image and the lower image to detect a defect; and thereafter indicating that the defect has been detected. Other embodiments are described and claimed.