As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAV SMOKE WARNING UPON LANDING FOR APPROXIMATELY 15 SECONDS. MAINTENANCE INSPECTED THE LAV NO FAULTS FOUND. OPERATIONAL TEST OF LAV SMOKE DETECTION SYSTEM AS PER EMB145 MM 26-14-00-700, CHECKS SERVICEABLE. AIRCRAFT RELEASED FOR SERVICE.