As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FAULT LIGHT ILLUM IN ALL POSITIONS IN FLIGHT AND ON GROUND WITH ENGINES RUNNING OHMED OUT ENGINE 1 LOOP B. AND HARNESS. FROM M279 ALL VALUES WITHIN LIMITS REF FIM TASK 26-10-T805. REPLACED FIRE DETECTION PANEL IN COCKPIT REF AMM 26-00-01-000-801 ADD EMP:137694 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1211729 SN OFF 2991 MODULE, FIRE DE OFF 29-3111-9-0013 2991 ON 29-3111-9-0013 3193