As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE NUMBER 2 ENGINE OIL QUANTITY INDICATION DROPPED TO ZERO AND OIL PRESSURE FLUCTUATED DURING CLIMB. REDUCED NUMBER 2 ENGINE POWER TO IDLE AND AIRCRAFT RETURNED TO STATION. SERVICED OIL TO FULL AND ACCOMPLISHED LEAK CHECK PER DC10 MM 79-00-00, NO LEAKS WERE NOTED.