As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE OIL PRESSURE FLUCTUATED BETWEEN 40 TO 55 PSI. OIL PRESSURE WARNING LIGHT DID NOT ILLUMINATED. INSPECTED NR 1 ENGINE OIL PRESSURE TRANSMITTER CONNECTOR AND FOUND PIN 2 WITH BROKEN STRANDS. SPLICED DEFECTIVE WIRE. GROUND RAN ACFT. OPS CHECKED GOOD. NO OTHER DEFECTS NOTED. OIL LEVEL CHECKED GOOD.