As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJU - CREW REPORTED LEFT HYDRAULIC QUANTITY LOSS. EMERGENCY DECLARED FLIGHT RETURNED SJU LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED STEERING FLEX HOSE IN NOSE GEAR WHEEL WELL. SYSTEM GROUND CHECK NORMAL OPERATION.