What was found
ETOPS - APU FAULT APU AUTO SHUT DOWN. PERFORMED AMM 28-27-53 OPS CHECK APU. REMOVED AND REPLACED FUEL TRIM PIPE ISOLATION-VALVE ACTUATOR. NO FAULT NOTED OK FOR SVC.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ETOPS - APU FAULT APU AUTO SHUT DOWN. PERFORMED AMM 28-27-53 OPS CHECK APU. REMOVED AND REPLACED FUEL TRIM PIPE ISOLATION-VALVE ACTUATOR. NO FAULT NOTED OK FOR SVC.