As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ECAM CAUTION MESSAGE - Y ENG PUMP LO PR MESSAGE INOP. HYD YELLOW ENG 2 PUMP ECAM ON DEPARTURE WITH ASSOCIATED SOUND HEARD IN CABIN. PTU GOOD. EMERGENCY DECLARED. REMOVED AND REPLACED NR 2 ENGINE DRIVEN HYDRAULIC PUMP PER MM 29-13-51. ALSO REMOVED AND REPLACED NR 2 ENGINE HYDRAULIC PUMP PRESSURE SWITCH PER MM 29-13-17. OPS AND LEAK CHKS GOOD.