As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PRIOR TO START OF DESCENT, ENGINE OIL PRESSURE WAS SEEN TO FLUCTUATE. DURING THE DESCENT THE ENGINE FLAMED OUT. SUBSEQUENT INSPECTION REVEALED REDUCTION GEARBOX DISTRESS. MFG WILL INVESTIGATE THE EVENT AND ADVICE OF ROOT CAUSE ONCE ESTABLISHED. (TC NR 20070704016)