What was found
DURING DESCENT RECEIVED ENGINE 2 LOOP B FAULT ECAM MESSAGE ACCOMPANIED BY OVERHEAD INDICATION. COMPLIED WITH APPROPRIATE QRH PROCEDURE. RELEASED FOR SERVICE PER MEL : 26-12-XX CATEGORY : C EXP : 26MAR22 "MEL 26-12-XX: ENG 2__LOOP B__ - INOP. FLIGHT CREW MUST PERFORM FUNCTIONAL TEST OF ENG FIRE WARNING SYSTEM PRIOR TO EACH DEPARTURE." LOOP TEST PER AMM 26-12-00-05-02 , NO FAULTS AT THIS TIME NO HISTORY LAST THIRTY DAYS , OK FOR SERVICE.