What was found
ON CLIMBOUT OF PHX EN ROUTE TO DTW THE NR 2 ENGINE OIL QUANTITY INDICATED ZERO, OIL PRESSURE AND OIL TEMERATURE INDICATED NORMAL, TURNED BACK TO PHX FOR REPAIR, SHUTDOWN ENGINE DURING TAXI BACK TO GATE. MAINTENANCE INSPECTED NR 2 ENGINE AND FOUND DE-OILER LEAKING FROM SEALS, REPLACED DE-OILER SEALS AND RAN ENGINE, NO LEAKS WERE NOTED. OIL QUANTITY AFTER LANDING WAS 5 QUARTS, SERVICED 18 QUARTS OF OIL.