As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE FLIGHT 3158 THE CREW REPORTED THE LANDING GEAR SYSTEM 1 NOSE GEAR UNLOCK LIGHT ILLUMINATED UPON GEAR EXTENSION. THE LIGHT REMAINED ON UNTIL AFTER TOUCHDOWN. MAINTENANCE REMOVED AND REPLACED SYSTEM 1 PROXIMITY SENSOR. OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RELEASED FOR SERVICE.