As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS IN BASE MAINTENANCE: EMERGENCY EGRESS LIGHT INOP ON CEILING 18ABC. WHILE TROUBLESHOOTING THE EMERGENGY EGRESS LIGHT ON SEAT ROW 18ABC FOUND A LOOSE CONNECTION. TIGHTENED LOOSE CONNECTIONAND LIGHT WORKS IAW B737-NG AMM 33-51-00.