As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED RANDOM GEAR HORN IN FLIGHT. RED GEAR DISAGREE MESSAGE AND RED NOSE DOOR OPEN MESSAGE REPORTED AFTER SELECTING GEAR DOWN ON APPROACH TO MOB. AIRCRAFT LANDED IN MOB WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT, TIGHTENED PROXIMITY SENSOR CABLE CONNECTOR, TIGHTENED UPPER ACTUATOR LINE, RE-RIGGED NOSE LANDING GEAR FORWARD DOOR PROXIMITY SENSORS AND PERFORMED CHECKS USING AIRCRAFT MAINTENANCE MANUALS. AIRCRAFT RELEASED FOR SERVICE.