What was found
DURING CRUISE LOST INDICATIONS FOR N1, N2, FUEL FLOW ON NUMBER ONE ENGINE. ALSO ELEV THR COMP FAIL ON ICAS. ALSO AUTOBRAKE FAIL ON ICAS. DIVERTED. LANDING UNEVENTFUL. REMOVED FROM SERVICE. REMOVED AND REPLACED #1 ENGINE FADEC PER EMB 175 AMM TASKS 73-21-01-000-801-A AND 73-21-01-400-801-A. GROUND RAN #1 ENGINE. ALL INDICATIONS ARE NORMAL. NO FAULTS OR MESSAGES INDICATED. ALL CHECKS ARE GOOD. FOR AUTOBRAKE MESSAGE, CMC INDICATES NO FAULT MESSAGES AND NO FAULT DISPLAYED ON EICAS. REF EMB175 FIM TASK 32-41-00-810-809-A. CONSIDERED AS TRANSITORY CONDITION. NO FURTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.