As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 2236 - EWR - FLIGHT CREW REPORTED ENG NR 1 OIL TEMP RISING RAPIDLY. CREW PERFORMED ENG NR 1 PRECAUTIONARY ENGINE SHUT DOWN PER QHR. CREW PERFORMED AIR RETURN AND LANDED UNEVENTFULLY. EWR MX REMOVED AND REPLACED NR 1 ENGINE OIL PRESSURE/TEMPERATURE TRANSDUCER SENSOR AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. LEAK CHECK PERFORMED - NO LEAKS NOTICED. ACFT WAS APPROVED TO RETURN TO SERVICE.