As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED YELLOW HYDRAULIC ENGINE 2 SYSTEM LOW PRESSURE ECAM IN FLIGHT. FLIGHT CREW OBSERVED HYDRAULIC QUANTITY AS EMPTY. MAINTENANCE FOUND THE HYDRAULIC PRESSURE LINE IN THE # 2 PYLON LEAKING AND REPLACED IT. A SATISFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED. ** (CLOSED)