As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MUSTY ODOR EXPERIENCED DESENDING THROUGH 7/6000 PRIOR TO LANDING-PERFORMED TMS 05-50-00.INSPECTED APU ENG 1 + 2 LE LEAKS FOUND. PERFORMED ECS DECONTAMINATION WITH # 1 + 2 ENG IAW AMM 21-00-00-615-001. NO SMELL NOTICED WITH ENG RUN. FOUND APU TO BE THE COUSE OF ODOR. REF LP 240235802