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 22DE IN THE CABIN WAS INOPERATIVE. MAINTENANCE FOUND WIRES BROKEN IN THE HARNESS. THE WIRE HARNESS WAS REPLACED AND THE SYSTEM RETURNED TO NORMAL OPERATION.