As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING APPROACH, NOSE GEAR RED LIGHT WOULD NOT EXTINGUISH. AFTER COMPLETEING ALTERNATE GEAR EXTENSION RED NLG LIGHT STAYED ILLUMINATED AND FINALLY EXTINGUISHED AFTER A FEW MINUTES. REMOVED AND REPLACED PSEU AND NOSE GEAR DOWNLOCK PROX SENSOR. PERFORMED EXTENSION AND RETRACTION CHECKS. OPS CHECK GOOD.