What was found
AT FL 370 CREW NOTICED LEFT FUEL FEED MSG ON ECAM. FUEL PAGE SHOWED NO FUEL WAS BURNING FROM THE INNER TANKS, X-FEED WAS OPENED. O/B FUEL WAS 3.2 + 3.0, LEFT INNER PUMPS WERE TURNED OFF, THEN BACK ON AFTER SEEING NO FUEL BURN. NO ECAM WARNINGS OCCURRED, INNER TANKS STARTED BURN ON GND. REMOVED AND REPLACED RELAY 133QA PER 28-21-00 PRECAUTIONARY, SYS OPS CK NORMAL IN MANUAL MODE PER MM 28-21-00. PRECAUTIONARY INOP AUTO FEED SYS. TRANSFERRED TO DDL PER MEL 28-11 CAT B, EXP 10-20-95 CTL NR 1018068.