As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA - ON FLIGHT 2453, RETURNED TO GATE, XFLOW PUMP CAUTION MESSAGE CAME ON AFTER AUTO OVERRIDE WAS SELECTED TO MANUAL. MAINTENANCE PULLED AND RESET FUEL SYSTEM CIRCUIT BREAKERS CB-1-M11 AND CB-2-U11. NO FURTHER CAUTION MESSAGES NOTED. OPERATIONAL CHECK NORMAL. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.