As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 TRANSMISSION OIL PRESSURE .4 BAR, RESET, INDICATED 1.4 AND IMMEDIATELY DROPPED DOWN TO .4 AGAIN DURING START RUN-UP. REMOVED AND REPLACED #1 TRANSMISSION OIL PRESSURE TRANSDUCER IAW AMM 63-41-00, 4-4. T/P MOC SUCCESSFULLY COMPLETED.