As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIVERTED DUE TO RIGHT ENGINE HIGH OIL TEMPERATURE. AFTER TAKEOFF OIL TEMP STEADILY CLIMBED TO 135DEG. FLT CREW SHUT DOWN ENGINE PER QRH. MAX OIL TEMP REACHED WAS 157 AFTER SHUT DOWN. MTC FOUND FUEL HEAT VALVE FAILED OPEN. DRAINED AND RE-SERVICED OIL TANK, REPLACED OIL FILTER PER AMM FOR HIGH OIL TEMP. REPLACED FUEL HEAT VALVE. RAN ENGINE OIL TEMP NORMAL, A/C RTS.