As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI-OUT, FLT CREW NOTED NR 3 TANK AFT BOOST PUMP ALERT. FLIGHT CREW ELECTED TO RETURN TO GATE WITHOUT FURTHER INCIDENT. MAINTENANCE PERSONNEL CONFIRMED FUEL BOOST PUMP FAILURE. PART WAS NO STOCK AT STATION. ASSIGNED DEFERRAL TO MALFUNCTION. AIRCRAFT WAS RETURNED TO SERVICE. (M)