As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DESCENDING THROUGH APPROXIMATELY 18000 FEET WHEEL NOSE WHEEL STEERING FAULT ELECTRONIC CENTRALIZED AIRCRAFT MONITOR. AFTER LANDING, RESETS ATTEMPTED BUT UN-SUCCESSFUL. TOWED TO GATE. REMOVED AND REPLACED NOSE WHEEL STEERING SERVO-CONTROL PER AMM 32-51-51.