What was found
ATB AT CRUISE JUST PRIOR TO DESCENT "SELECT FADEC ALTN" MSG CAME ON LT ENGINE PERFORMED QRH PROCEDURE. ATB TO HNL ADVISED BY MOC. PERFORMED BITE TEST OF EEC1, PER AMM TASK 73-21 TASK 816. RECEIVED FAULT CODE 732116 P20,T20 PROBE ELECTRICAL FAULT. 21569 0926/2020. REMOVED AND REPLACED NR 1 EEC, PER B 717 AMM TASK 73-21-01.