As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM - "APU FAULT" EICAS, APU WILL NOT START AFTER LANDING. INSPECTED APU FOUND OIL CAP SECURE BUT OIL LEVEL LOW. SERVICED 3PT OIL. SECURED OIL CAP PER ETOPS 2 PROCEDURE & RAN APU. NO LEAKS NOTED. BITE CHECK PER 49-11-00/101 FIG 103 OK.