As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN CRUISE, 3:05 HOURS INTO FLIGHT, AT FL 360, THE ECAM DISPLAYED, Y RSVR LO LVL. PERFORMED QRH PROCEDURE DISABLING THE ENG 2 HYD PUMP & PTU. YELLOW HYD QTY INDICATED NO REMAINING FLUID. EMER DECLARED INBOUND. ACFT LANDED WITHOUT INCIDENT. PERFORMED TEMPORARY SLEEVE REPAIR TO BROKEN LINE IN WW IAW AMM 20-23-11-300-004-A. SERVICED YELLOW HYD SYS IAW AMM 12-12-29. PERFORMED OPERATIONAL CHECK & LEAK CHECK OF REPAIR. SYS CHECKED GOOD IAW AMM 12-13-00. THE ACFT WAS GNDED.