What was found
ENGINE NR 2 ROLLED BACK TO IDLE ON FINAL GOT ECAM ENG 2 THR LEVER DISAGREE. PER ECAM HAD NR 2 THRUST LEVER AT IDLE. WHILE IN FLIGHT NR 2 THRUST LEVER WASN'T RESPONDING, TRIED TO TAKE OUT OF IDLE TO SEE IF ENGINE WOULD RESPOND. ENGINE WOULDN'T RESPOND, STAYED ON IDLE. REF N/R 657705: T/S PER TSM 76-11-00-810-814-A, REMOVED AND REPLACED NR 2 ENG ECU PER AMM 73-21-60 PB401. PERFORMED NR 2 ENG FADEC TEST FOR CHANNELS A AND B NON-MOTORING OPS CHECK GOOD NO FAULTS RECORDED. PERFORMED #2 ENG FADEC TEST FOR CHANNELS A AND B MOTORING OPS CHECK GOOD NO FAULTS RECORDED. A/C OK FOR SVC.