Replace an I/O Board Cable compatible with the Mid 2012 model A1466 MacBook Air 13 inch laptop. Fix the connections between the I/O board and the logic board.
MacBook Air 13" (Mid 2011-Mid 2012) Trackpad Cable
Replace a cable connecting the trackpad to the logic board compatible with the Mid 2011 to Mid 2012 13 inch MacBook Air laptop. Part #922-9967, 593-1428.