As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. EMERGENCY DECLARED. ON APPROACH, NOSE LANDING GEAR WARNING INDICATION LIGHT ILLUMINATED AFTER EXTENDING LANDING GEAR. LANDING GEAR WAS RECYCLED BUT LIGHT REMAINED RED. LANDING UNEVENTFUL. REMOVED AND REPLACED UP POSITION PROXIMITY SENSOR IAW AMM 32-60-05. OPERATIONAL CHECK GOOD.