What was found
AIRCRAFT WAS NOT GROUNDED; FLIGHT ATTENDANT MESSAGE PANEL, CHECK DOOR PRESSURE 4L. SERVICE DOOR 4L DAMPER CYLINDER PER AMM 52-10-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED; FLIGHT ATTENDANT MESSAGE PANEL, CHECK DOOR PRESSURE 4L. SERVICE DOOR 4L DAMPER CYLINDER PER AMM 52-10-00.