As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3319 "DOOR L AFT CABIN" DISPLAY ON UPPER ECAM WITH MASTER CAUTION LIGHT. CORRECTIVE ACTION: CYCLED DOOR INDICATION WENT CLOSED. TROUBLESHOT PER A330 TSM 52-13-00. PSCU TEST OK. CLEANED DOOR SEAL & SILL PLATE. OP CK SEVERAL TIMES NORMAL.