As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING APPROACH, CREW NOTICED A STRONG SMOKE ODOR IN THE COCKPIT AND DECLARED AN EMERGENCY, LANDED WITHOUT INCIDENT. MX DETERMINED THE FDAU HAD FAILED IN FLIGHT CAUSING THE SMOKE ODOR. THE FDAU WAS REPLACED AND OPS CHECKS WERE SUCCESSFUL.