As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU FAULT LIGHT ON AFTER LANDED AT PTKK. RAN THE QRH. AFTER RES ET APU FAULT LIGHT ON AGAIN. PERFORMED APU BITE TEST - NO FAULTS. AMM 49-60 TASK 801. FAULT HISTORY SHOWS MX MESSAGE# 49-41012. ACCOMPLISHED FIM 49-40 TASK 803. APU STARTED AS REQUIRED.