As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THE LEFT ENGINE OIL TEMP STARTED FLUCTUATING. TEMP WENT ABOVE 135 DEG AND THEN BACK TO NORMAL. TEMP THEN ROSE TO 165 AND CREW SHUT DOWN ENGINE PER QRH. NONE NOTED. MILLION AIR MTC AP 2664148, REPLACED LT ENG OIL TEMP BULB RAN ENG PER MM. CK-OUT OIL TEMP CKS NML. NO FLUX NOTED.