As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 RUDDER HYD CAUTION MESSAGE. DIVERTED. LANDING UNEVENTFUL. RUDDER SYS OP CHECKS GOOD IAW AMM TASK 27-20-000-710-802. C/W OP TEST OF IOP NR 1 DUE TO REPLACEMENT TC 6314101. C/W LLM RTS TEST IAW TC 6314101 OP TESTS GOOD. ACFT REMAINS CAT III QUALIFIED. RETURNED TO SERVICE.