As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER RE-FUEL WHEN RETURNING THE ENGINES TO FLIGHT, THE #1 ENGINE OIL TEMPERATURE INDICATION TURNED TO YELLOW WITH NO TEMP INDICATION. REPOSITIONED TO PARKING AND HAD MAINTENANCE VERIFY, NO CHANGE IT INDICATION. MOC COMPLETED WITH NO TEMP INDICATION ON #1 ENGINE. REMOVED AND REPLACED #1 ENG OIL TEMP PROBE I.A.W. 79-37-00-900-801-A01.