As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ROLL, RECEIVED HYD 'Y' RSVR LO LVL MESSAGE. TAKEOFF WAS ABORTED AT 60 KNOTS AND AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPAIRED A LEAKING HYDRAULIC LINE IN THE RIGHT MAIN LANDING GEAR WHEEL WELL. LEAK AND OPERATIONAL CHECK OK.