As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(MRR NR 01-011405) LOSS OF NR 1 ENGINE OIL PRESSURE. LOOSE AND LEAKING OIL TEMPERATURE SENSOR. LOOSE BUT IN SERVICEABLE CONDITION. REMOVED TEMPERATURE SENSOR, INSPECTED, AND REINSTALLED. RAN ENGINE AND FOUND NO FURTHER DEFECTS. (NM05200502782) (K)