As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
3925DLY NON COMMANDED YAW MOTION TO THE RT AT FL290 SAT 46C ON FLIGHT DIRECTOR NR 2 FOR APPROXIMATELY 2 SECONDS. YAW DAMPER REMAINED ENGAGED, NO FURTHER OCCURRENCES. INTEGRATED FCC & REPORTS CUT R OCCURRENCE, IAW FIM 22-22, ACTION REQUIRED IS NONE. PERFORMED OPERATIONS CHECK OF YAW DAMPER IAW AMM 22-22-01, OPERATIONS CHECKED GOOD.