As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENG ALL OIL PRESSURE INDICATION LOST. AFTER 'A' CHECK ENG RUN SHUT DOWN NR 1 ENG LOST NR 2 OIL PRESSURE, SCAVENGE AND DIFFERENTIAL PRESSURE INDICATIONS. RAN BOTH ENGINES NR 2 ENG INDICATIONS NEVER RETURNED. FOUND CB C878 TRIPPED, RESET OPS NORMAL.