What was found
AIRCRAFT WAS GROUNDED, ACCOUNT MAINTENANCE CENTER TANK PUMP 2 ECAM SYSTEM FAULT. DECESSION MADE TO RETURN TO DFW NO EMERGENCY DECLARED, AND FLIGHT WAS NOT OVERWEIGHT FOR LANDING. AIRCRAFT LANDED WITHOUT INCIDENT AND TAXIED TO GATE UNDER ITS OWN POWER. MAINTENANCE REPLACED FLSCU1 IAW AMM 28-46-34.