As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ETOPS PRE-DEPARTURE CHECK FOUND HYDRAULIC LEAK COMING FROM VERTICAL FIN. SUSPECT LEAK COMING FROM RUDDER ACTUATORS. FOUND HYDRAULIC LEAK COMING FROM CENTER RUDDER PCA ACTUATOR. FOUND LEAK WITHIN LIMITS AS PER AMM. LT HYD SYSTEM SERVICED TO FULL.