As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK INFLIGHT T2/05NOV - DURING INITIAL APPROACH CREW RECEIVED LEADING EDGE SLAT ASYMMETRY. CAPTAIN EXECUTED A MISSED APPROACH AND LANDED ON SECOND APPROACH WITHOUT INCIDENT. AIRCRAFT TAXIED TO GATE. FOUND PROXIMITY SENSOR ELECTRONICS UNIT CARD FAULTED. REPLACED PROXIMITY SENSOR ELECTRONICS UNIT CARD. SYSTEM GROUND CHECKED NORMAL OPERATION.