As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT FROM BIKF TO KNGU, NR 4 ENGINE EXPERIENCED VIBRATION AND A FLAME OUT. CREW LANDED AIRCRAFT IN KNGU WITHOUT INCIDENT. MAINTENANCE COMPLIED WITH FAULT 53, FAN VIBRATION AND NO DEFECTS WERE NOTED. FAULT 51 COMPLIED WITH AND MAINTENANCE SUMPED WATER CONTAMINATION FROM THE NR 4 MAIN. A POWER ASSURANCE WAS PERFORMED PER ATI ERH 91.1 AND AIRCRAFT WAS RETURNED TO SERVICE.