As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HAZE NOTED IN CABIN WITH ODD ODOR ON FLIGHT DECK AND CABIN. GROUND RAN ACFT ACFT AND OPERATED ENGINE AND APU BLEEDS. CYCLED LT AND RT PACKS AND CYCLED NR 1 AND NR 2 ENGINE BLEEDS. CANNOT DUPLICATE DISCREPANCY ON GROUND. OK FOR SERVICE.