As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYS - AFTER 3 ATTEMPTS APU WOULD NOT START AFTER LANDING. APU FAULT LIGHT ILLUMINATED. PERFORMED BITE CHECK ON ECU NO FAULTS NOTED. INSPECTED AROUND APU AREA NO LEAKS NOTED. SERVICED APU. OPERATED APU. HAD NORMAL START. ACFT OK FOR SERVICE.