As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ODOR THROUGHOUT ENTIRE PLANE, ON SELECTING APU BLEED ON. ACCOMPLISHED DECONTAMINATION & PACK BURNOUT OF BOTH PACKS USING APU BLEED & ISOLATION OF ENGINE AS BLEED SOURCE. NO ODORS NOTED IAW TSM 21-00-00. CHECKED FOR EXTERNAL APU OIL LEAKAGE IAW AMM 49-11-11. NO LEAKS FOUND.