As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT DIVERTED TO DEN EN ROUTE TO SAN BECAUSE OF OIL LOSS IN THE RIGHT ENGINE. FOUND OIL LINE LEAKING AT FUEL/OIL HEAT EXCHANGER. TIGHTENED B-NUT ON LINE ALONG WITH ALL OTHER LINES GOING TO AND COMING FROM EXCHANGER. RAN ENGINE LEAK CKS OK. ENGINE WAS NOT SHUTDOWN INFLIGHT.