As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PRE-FLIGHT INSPECTION, THE CREW REPORTED THAT THE AFT EMERGENCY EXIT SIGN ON THE CEILING AT THE EXIT ROW WAS INOPERATIVE. MX INSPECTED THE ACFT RECONNECTED THE LIGHT ASSY, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.