As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH GEAR DISAGREE WARNING MESSAGE CAME ON. WENT THROUGH THE PROCEDURES ON 7.10.03, WHICH LED UP TO PULL GEAR HANDLE. ONCE PULLED GEAR CAME DOWN AND LANDING WAS NORMAL AND NOSE STEERING WORKED. FOUND MLG SELECTOR VALVE TO BE AT FAULT, REMOVED AND REPLACED MLG SELECTOR VALVE.