As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 5645 EMERGENCY LIGHTS TURNING ON AND OFF ON THEIR OWN. BOTH WHEN ARMED AND SELECTED OFF. CORRECTIVE ACTION: PER CREW REPORT, DEPLANING IN PROGRESS AT THE TIME. MTC HAD BEGUN SVC CK AND TESTED EXTERIOR EMERGENCY LIGHTING. PERFORMED OPS TEST PER B757 AMM 33-51 WITH NO FAULTS FOUND. (4950806)