What was found
INSPECT AUTOTHROTTLE SYSTEM FOR DISCREPANCIES. RECURRING AUTOTHROTTLE SPLIT FAULT MESSAGES. PERFORMED E175 FIM 22-31-00-810-909-A AND FIM 22-31-00-810-922-A TO TRANSITORY CONDITION OF THE AUTO THROTTLE. AS A PRE-CAUTIONARY MEASURE AND FIM RECOMMENDATION, REMOVED AND REPLACED THE TCQ ASSEMBLY IAW E175 AMM 76-11-01-000-801-A AND AMM 76-11-01-400-801-A. PLACED INTO SOS PROGRAM OPERATIONAL TEST OF THE TAKEOFF/GO-AROUND (TOGA) SWITCHES AND THRUST REVERSER FUNCTIONAL TEST – GOOD. IAW E175 AMM 22-11-00-710-801-A AND AMM 78-30-01-720-801-A. ADDITIONALLY, OPERATIONAL TEST OF AUTO THROTTLE/TCQ INTERFACE – GOOD. IAW E175 AMM 22-31-00-710-801-A.