As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BLUE YAW DAMPER, FAIL LOWER 'B' CAS MESSAGE, AMBER YAW DAMPER OFF LOWER CAS MESSAGE AND PRI STAB TRIM FAIL AND MACH TRIM OFF CAS MESSAGE CAME ON DURING FLIGHT. CHANNEL 'B' YAW DAMP ACTUATOR FAILED TO OPERATE. REPLACED CHANNEL 'B' YAW DAMP ACTUATOR. OPERATIONAL CHECK NORMAL. (M)