As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RUDDER RATIO EICAS MESSAGE IN VIEW WITH ASSOCIATED LIGHT ON OVERHEAD PANEL AFTER ENGINE START. AIRCRAFT BACK TO BLOCK AND GROUNDED BY MAINTENANCE. MAINTENANCE PERFORMED FIM 27-09 FT 803 + FIM 27-09 FT 814 FOR RUDDER RATIO CHANGER BITE PROCEDURE. ALL TEST PASSED NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.