As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DECLARED EMERGENCY, DURING DESCENT ECAM MSG FLT CTRL/SPLR 2 FAULT. YELLOW SYS HYDRAULIC FLUID LOST REF LOG PGS 7422514 & 515 (NO CURRENT RELATED HISTORY 90 DAYS). REPLACED NR 2 RT SPOILER ACTUATOR / SERVO CONTROL PER AMM 27-64-51-401. SERVICED, LEAK AND OPERATIONAL CHECK NORMAL.