As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW EXPERIENCED A HYDRAULIC LEAK. AFTER RUNNING THE CHECKLIST, DECLARED AN EMERGENCY AND CONTINUED TO PHL. AFTER APPROX 20 MIN IN CRUISE, LOST HYD QTY DOWN TO AUX AT THE "X" AND AIL CTRL MANUAL AND RUDDER CTRL MANUAL LTS ILLUM. RAN LOSS OF HYD FLUID/PRSR CK LIST. REMOVED AND REPLACED NR 2 ENGINE HYDRAULIC PUMP PRESSURE HOSE ASSY.