As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SFO - FLAP CONTROL FAULT REPORTED DURING TAKEOFF ROLL AT APPROXIMATELY 70 KNOTS. TAKEOFF WAS ABORTED WITHOUT INCIDENT. MAINTENANCE INSPECTED FLAP SYSTEM. NO DEFECTS NOTED. CLEARED FLAP CONTROL UNIT AND FLAP ANNUNCIATOR FAULTS. FLAP SYSTEM OPERATIONAL CHECK NORMAL ON GROUND. UNABLE TO DUPLICATE DISCREPANCY. AIRCRAFT RETURNED TO SERVICE.