As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRIOR TO DEPARTURE, APU FAILED TO START. FAULT CODE 49-41011. NO FLAME SHUTDOWN START PROCEDURES. DMI NR 4542, REMOVED AIRCRAFT FROM ETOPS OPERATION. TROUBLESHOT SYSTEM, REMOVED, CLEANED AND REINSTALLED IGNITER AND IGNITION LEAD. OPERATIONAL CHECKED GOOD IAW AMM. RETURNED AIRCRAFT TO SERVICE AND 180 MINUTES ETOPS. AS A PRECAUTION REMOVED AND REPLACED IGNITION UNIT AND IGNITER PLUG IAW 49-41-21. OPERATIONAL CHECK GOOD. RETURNED AIRCRAFT TO SERVICE. (K)