As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN THE FIRST CLASS SECTION OF THE CABIN HAD FAILED. MX FOUND A CONNECTOR IN THE WIRE HARNESS THAT WAS INTERMITTENT. BOTH SIDES OF THE CONNECTOR PLUG, ALONG WITH THE PINS WERE ALL REPLACED. FUNCTIONALLY CHECK OF THE SYS IS GOOD.