As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AVIONICS SMOKE MASTER WARNING ON SHORT FINAL. NO SMOKE DETECTED IN THE COCKPIT OR THROUGH SNIFFER FAN. SMOKE INDICATION AND WARNING WENT AWAY SHORTLY AFTER CLEARING THE RUNWAY. EMERGENCY DECLARED. R&R SMOKE DETECTORS 11WA MAIN BAY SMOKE DETECTOR, AND 13WA COCKPIT SMOKE DETECTOR. OPS CHECKS NORMAL.