As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE BEFORE TOP OF DESCENT YELLOW HYDRAULIC RESEVOIR LOST ALL FLUID. ECAM FOR HYD LO LVL ANF PRESSURE. FOLLOWED ECAM AND LANDED NORMALLY / REMOVED AND REPLACED YELLOW HYDRAULIC SYSTEM HCU PIPE ON ENG 2 IAW AMM 29-13-49 OP'S/LEAK CHECK GOOD A/C OKAY FOR SERVICESERVICED YELLOW HYDRAULIC SYSTEM IAW AMM 12-12-29"