As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: ABOUT 1 HOUR INTO FLIGHT NOTICED A RAPID DECREASE IN OIL QUANTITY, APPROXIMATELY 1 QUART PER HOUR. DECLARED EMERGENCY AND DIVERTED TO PHX. LANDED WITH 2 QUARTS REMAINING. SHUTDOWN NORMAL AFTER LANDING. NO HIGH TEMPERATURE OR LOW PRESSURE LIGHT AT SHUTDOWN. FOUND #1 ENG STARTER LEAKING AT BASE OF STARTER TO THE GEARBOX. REMOVED AND REPLACED STARTER PER AMM 80-11-01-400-801-F00.