As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ROLL OUT, ALL 3 ENGINE FUEL FLOW INDICATIONS FLUXUATED BY + / - 5000 LBS. THE TAKEOFF WAS ABORTED AND THE ACFT RETURNED TO BLOCKS WITHOUT INCIDENT. POST FLIGHT INSP WAS PERFORMED NOTING FUEL FLOW POWER SUPPLY AT FAULT. R & R THE FUEL FLOW POWER SUPPLY PERFORMED OPS CHECKS, NO OTHER DEFECTS WERE IDENTIFIED. ACFT WAS RETURNED TO SERVICE.