As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM - ONCE ON GROUND AND INFLIGHT HOT AIR 2 TRIM AIR VALVE CLOSED AUTOMATICALLY. AMBER LINE FROM VALVE TO MANIFOLD ON COND PAGE. X BLEED VALVE OPENED. RESET ZONE CONTROLLER. PERFORMED BITE TEST CAB TEMP ECS PER AMM 21-63-00. OPS TEST PASSED. NO FAULTS NOTED OK FOR SVC.