As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS - ENG 1 CTL SYS FAULT - ON SHUTDOWN OF ENG 1. REPEAT W/U 7251796 + 7251768 + 7251756. // GROUND SCAN SHOWS " VSV SYSTEM / VSV CONTROL UNIT (E1-4081KS)". REMOVED AND REPLACED VSV CONTROL UNIT PER AMM 75-33-51-400-801-A. OPS + LEAK CHK OK. OK FOR SVC. UNSUCCESSFUL PARTS CHANGE SENT TO RECORDS 14216