As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING AT SEAT 2C IN THE FIRST CLASS CABIN, WAS INOPERATIVE. MAINTENANCE FOUND A CONNECTOR IN THE WIRE HARNESS HAD FAILED AND REPLACED IT. THE FUNCTIONAL CHECK OF THE SYSTEM WAS GOOD.