As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON AVIONICS BAY DOOR POSITION SENSOR MOUNTING CHANNEL AT FS.364.00, STGR 27. (MARKED) (C CHECK) RO 3/27/2020 REMOVED CORROSION FROM AVIONICS BAY DOOR POSITION SENSOR CHANNELS AT FS364.00 REF CRJ200 SRM. FOUND TO BE OUT OF LIMITS. RECEIVED NEW REO. COMPLIED WITH ALL STEPS OF REO. SEE CONTINUE CARD FOR DETAILS.