As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FLIGHT, NR 1 ENGINE OIL PRESSURE LIGHT BEGAN TO FLICKER AND OIL QUANTITY INDICATED ZERO. THE NR 1 ENGINE WAS SHUT DOWN. FLIGHT DIVERTED TO DTW AND PERFORMED AN UNEVENTFUL LANDING. MAINTENANCE INSPECTED CHIP DETECTORS, NO METAL FOUND. NR 1 ENGINE MAIN OIL PUMP WAS REMOVED AND REPLACED. ENGINE WAS GROUND RUN AND LEAK CHECKED. NO LEAKS NOTED. AIRCRAFT RETURNED TO SERVICE. PART TOTAL CYCLES, 5,208.