As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: DURING SYSTEM TEST MAINTENANCE FOUND SEATS 17 AND 18 EMERGENCY LIGHTS NOT TURNING ON. MAINTENANCE REPINNED CONNECTOR FOR SEATS 17 AND 18 CONNECTOR PER SWPM 20-48-21. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED PER AMM 33-51-00.