As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOTS OBSERVED BOTH ANTI-SKID LIGHTS CAME ON IN FLIGHT ONLY WHEN THE LANDING GEAR IS IN THE (OFF) POSITION; LANDED WITH NO DIFFICULTIES. REMOVED AND REPLACED PARKING BRAKE SHUTOFF VALVE ASSEMBLY. MAINTENANCE ALSO FOUND A BAD NR 4 TRANSDUCER AND CURRENTLY WAITING FOR AN ANTI-SKID CONTROL UNIT TO BE REPLACED.