As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYS - ACFT DIVERTED TO SFO DUE TO CTR HYD QTY DECREASED TO .46. FOUND FLAP/SLAT SHUTOFF VALVE MODULE LEAKING REMOVED AND INSTALLED SERVICEABLE UNIT PER 27-51-48-022-001 AND 27-51-48-422-036. OPS CKD IAW TASK27-51-48-712-074 SYS CKD OK FOR SERVICE. CTR HYD SYS SERVICED TO FULL IAW MM12-12-01.