What was found
ENG 1 REV FAULT, FLIGHT DIVERTED. REVERSER FAULT DISPLAYED ON UPPER ECAM SCREEN. ENG 1 CK ROOT FAULT PER AMM ON MCDU WITH FADEC SW ON GET CELL FAULT ACRONYM AND REPORT. ACP MCDU REVIEW AND POST FLT, FOUND FADEC 1A CELL 4 =REVXCW, CELL 3=REVLFF, FOUND FADEC1B CELL 4 REVXCW, CELL 3 REVLF. REPLACED NR 1 ENG EEC DUE TO PFR SHOWING BOTH REV LVDT CH A&B EEC1 FAILURE MSG. RPL EEC REF MM AND INSTALL. REF MM73-22-34-400-010-B. OPS CHK OK. RAN NR 1ENG REF JRH TWICE AND OPS CHK THRU MCDU 123419. OPS CHK OK CAT III PERFORMED.