As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HYD YELLOW LOW LEVEL LOST ALL PRESSURE (ZERO) PUMP WAS RUNNING WHEN IT WENT TO ZERO. FOUND LEAK ON HYDRAULIC PIPE IN PRESSURE, SUCTION CASE DRAIN, RETURN PIPING OF THE YELLOW HYDRAULIC SYSTEM IN NR 2 ENGINE PYLON. REMOVED AND REPLACED HYDRAULIC PIPE IN NR 2 ENGINE PYLON OF AMM 29-13-49-000/400-812-A SUBTASK 29-13-49-020-131-A AND SUBTASK 29-13-49-420-123-A. LEAK CHECK GOOD. T.W., STS-1038 DD 03-MAR-23.