As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RUDDER RATIO EICAS MESSAGE AND LIGHT. AIRCRAFT BTB. AND GROUNDED. FOUND PCA FAULT ON BOTH MODULES. DISCOVERED TAIL HYDRAULIC CUT OFF SWITCH KORRY SWITCH UNLATCHED. REPLACED KORRY LENS MODULE, IAW B767 SWPM 20-84-14. RUDDER RATIO RESET AND PASSES TEST, AS PER B767 FIM 27-21 FT 804.