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 ENG START. PER CFS TECH REP. REPLACE NR 1 ENG. VSV CONTROLLER DUE TO REPEAT WRITE-UPS. REMOVED & REPLACED NR 1 ENG VSV CONTROLLER IAW AMM TASK 75-33-51. LEAK CHECK & OPS CHECK GOOD. TEST 2 & 5 GOOD. NO DEFECTS. OK FOR SVC.