What was found
AIRCRAFT WAS NOT GROUNDED: STATUS MESSAGE DETECTOR 4 LAVATORY DOOR 3. REPLACED LAVATORY DOOR 3 SMOKE DETECTOR, OPERATIONS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: STATUS MESSAGE DETECTOR 4 LAVATORY DOOR 3. REPLACED LAVATORY DOOR 3 SMOKE DETECTOR, OPERATIONS CHECK GOOD.