As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"AUTO THROTTLE FAIL CAUTION AFTER AIRCRAFT POWER UP..." PLACED ON MEL. MEL CLEARED BY REMOVED & REPLACED THROTTLE CONTROL QUADRANT AND PREFORMED LLM RTS TEST PER E175 AMM TASK 78-30-01-720-801-A. ALL OPS CHECKS GOOD. PLACARDS REMOVED. CLEARS MEL. AIRCRAFT REMAINS CAT III QUALIFIED. COCKPIT PLACARD DISPLAYS CAT III. RETURNED TO SERVICE.