As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AIRCRAFT 3140, L/P 1555410) CABIN EMERGENCY LIGHTS CAME ON UNCOMMANDED DURING CRUISE. CORRECTIVE ACTION: RAN SYS TEST AGAIN WITH STILL NO FAULTS NOTED. REPLACED RELAY 8WL RE RAN OP TEST. ALL CK'S GOOD. OK FOR SVC REF A319 TSM 33-51-00-810-819-A.