As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON HINGE AND HINGE FITTINGS OF AFT LAVATORY WASTE SERVICE ACCESS PANEL 196ER (4 EAS). DUE TOEXCESSIVE CORROSION ON HINGE AND HINGE FITTINGS OF AFT LAVATORY WASTE SERVICE ACCESS PANEL 196ER (4 EAS) WERE REPLACED PER CRJ900 SRM 51-10-06-001-001-A01 AND SRM 51-41-02-001-001-A01