As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTS L ENG OIL PRESSURE IS AT 400PSI ALL OTHER INDICATIONS NORMAL. FLT CREW NOTED 400 PSI AT CLIMB POWER ONLY. READ NORMAL AND MATCHED NR 2 ENGINE AT ALL OTHER POWER SETTINGS INCLUDING DESCENT AND IDLE. IN PROCESS OF REPLACING OIL PRESS TRANSMTR NR 1 ENG REPLACED NR 1 OIL PSI TRANSMTR. RAN BOTH ENGINES AND OPS CKS GOOD.