As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OUT PDX NR 1 ENG HIGH OIL PRESS MASTER WARNING AT 14K OIL TEMP WENT 78DEGREE -A223 DEG. SHUT DOWN AND PROP FEATHERED. AT 123 FINAL READING AT 146 POWERPLANT CAME ON W MASTER WARNING NR 1 ENG PEC CAUTION ALSO ILLUMINATED. RETURNED TO FILED. LANDING UNEVENTFUL. REMOVED FROM SERVICE. REPLACED NR 1 ENGINE TASK CARD.