As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ABORTED TAKEOFF, POWERING UP FOR TAKEOFF, NR 2 ENGINE ROLLED BACK AT APPROX 2500-3000 LBS FUEL FLOW; THROTTLE COULD BE PUSHED UP TO FULL PWR WITH NO INCREASE IN THRUST. REMOVED AND REPLACED NR 2 ENG FUEL SHUTOFF VALVE AND REPAIRED FUEL SHUT OFF VALVE WIRING HARNESS PER MM.