As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH AT APPROXIMATELY 8,000 FT, CABIN CREW REPORTED A MUSTY ODOR FROM ROW 24 AFT TO AFT GALLEY. PERFORMED IDENTIFICATION OF CAUSE OF CABIN ODORS IAW TSM 05-50-00-A10-831-A. PERFORMED IDLE ENGINE RUN UP. NO PACK ODOR FROM PACKS IN CABIN. ACFT OK TO CONTINUE SERVICE.