As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS ILLUMINATE WITH SWITCH IN THE ARMED POSITION. MAINTENANCE RESET CANNON PLUG. THEN EMERGENCY LIGHTS AT DOOR 3L AND 3R ILLUMINATED WITH SWITCH IN ARMED POSITION. REPLACED BATTERY PACK. FINALLY, AFT CABIN EMERGENCY LIGHTS ILLUMINATED IN FLIGHT. MAINTENANCE FOUND WIRE NR W03050003-20 SHORTED TO GROUND AT P62 PANEL. REPAIRED WIRE.