What was found
THRUST LEVERS SPLIT AND ENG 2 MAX TOT, CHL, CLET TURNED RED. THEN NORMALIZED LP EN1. 1V/B WAS LP ENG2 V/B. RETURNED TO FIELD, LANDING UNEVENTFUL. REMOVED FROM SERVICE. INTERROGATED CMC FOR FAULTS/EXCRESCENCES. NO FAULTS OR EXCRESCENCES NOTED. PERFORMED ACMF AND FHDB DOWNLOAD IN REFERENCE WITH E175 AMM TASK 45-45-00-970-801A AND MCN NO: E450009-01 ISSUE NO: 1. HORIZON PROPULSION ENGINEERING REVIEWED ACMF DATA., NO RELATED DATA SHOWN. FHDB DOWNLOAD SHOWS NO MTX MESSAGES POSTED DURING LAST FLIGHT. RETURNED TO SERVICE.