As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON T/O, NR 2 ENGINE OIL PRESSURE WENT TO 58 PSI INITIALLY ENG RETARDED TO IDLE AND OIL PRESS REMAINED OUT OF LIMITS. ALL OTHER INDICATIONS NORMAL EVENTUALLY NR 2 OIL PRESS RETURNED TO NORMAL WITH ENGINE AT REDUCED THRUST OIL TEMP SLIGHTLY LOWER THAN NR 1. REPLACED OIL PRESSURE REGULATOR (P/N 811131) OIL PRESSURE TRANSMITTER (P/N ST104Z) AND PRESSURE GUAGE (P/N SRL04L).