As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA - CREW REPORTED LOW CENTER HYDRAULIC FLUID QUANTITY. EMERGENCY DECLARED FLIGHT LANDED MIA WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. FOUND LEAK COMING FROM THE RIGHT WING FLAP/SLAT SHUTOFF VALVE MODULE LOCATED AT THE REAR WHEEL WELL INBOARD SIDE. REPLACED MODULE. SYSTEM GROUND CHECK NORMAL OPERATION.