As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUME ODOR ON DECENT REPORTED IN AFT CABIN BY FLIGHT ATTENDANT. PERFORMED ODOR & FUME ELIMINATION PROCEDURE. ODOR APPEARED TO DISSIPATE AFTER TURBINE OFF PACK 2. THIS EVENT HAPPENED AROUND FL190. ( PACKS A320 WITH MOD 31283/MP P7125 (FWC H2-F1 STND) AND WITH MOD. 30626/MP K6443 (ENHANCED ECS) - FAULT CAUTIONS ASSOCIATED WITH OPERATIVE SIDE NOT DISPLAYED )--