As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6178 - TYS-IAD - AFTER LANDING WHILE TAXIING UP TO THE GATE, DECLARED AN EMERGENCY DUE TO THE POD SMOKE DETECTOR WARNING LIGHT ILLUMINATING. AIRCRAFT COMPLETED TAXI TO GATE WITH NO FURTHER INCIDENTS. MX REPLACED THE SMOKE DETECTOR. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)