As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT SCHEDULED ROUTINE INSPECTION (A CHECK) THE RIGHT ENGINE WAS DETERMINED TO HAVE DISCOLORED (BLACK OIL). C/A CHANGED THE ENGINE OIL AND OIL FILTER. PLACED ENGINE ON OIL WATCH. REPLACED THE RIGHT POWER SECTION MODULE AND ROUTED FAILED UNIT FOR FURTHER ANALYSIS AND REPAIR.