What was found
DURING TAKEOFF ROLL, RECEIVED "HYD B RSVR LO AIR PR" MESSAGE. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE WHERE MAINTENANCE SERVICED THE BLUE HYDRAULIC SYSTEM RESERVOIR WITH APPROXIMATELY ONE GALLON OF FLUID.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING TAKEOFF ROLL, RECEIVED "HYD B RSVR LO AIR PR" MESSAGE. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE WHERE MAINTENANCE SERVICED THE BLUE HYDRAULIC SYSTEM RESERVOIR WITH APPROXIMATELY ONE GALLON OF FLUID.