As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEPARTING KMEM RUNWAY 27 BETWEEN 80 AND 100 KNOTS ECAM YELLOW HYD SYS LOW PSI . REJECTED TAKEOFF. YELLOW QUANTITY OVERHEAD PANEL AT VERY BOTTOM OF TOP HAT. HYD QUANTITY ON ECAM SLIGHTLY UNDER THE MINIMUM. PERFORMED WALK AROUND OF AIRCRAFT --NO LEAKS NOTE. SVC'D HYD YELLOW SYS REF AMM 12-12-29-00. RAN ENG AND HYD PUMPS REF JRH. EXERCISED FLIGHT CONTROLS AND FLAP/SLATS. COULD NOT DUPLICATE LOW HYDRAULIC PRESS.