As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL AT 160-170 KNOTS, GOT RUDDER RATIO EICAS. HYDRAULIC PRESSURE WAS NORMAL. COMPLIED WITH QRH, AND DIVERTED DUE TO WIND LIMITATIONS. TROUBLELSHOOTING CARRIED OUT ON BOTH RRCM 'S FOUND MODULE FAULT BALL S SHOWING ON BOTH RRCM'S ACCOMPLISHED FIM 27-21 FT80 9 OPS NOW NORMAL A/C OK FOR SERVICE