As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON SHORT FINAL, A SMOKE ODOR WAS DETECTED IN THE COCKPIT AND AFT CABIN AFTER LANDING. ACCOMPLISHED AVIONICS SMOKE CHECKLIST. ODOR DISAPPEARED, ECAM STATED LAND ASAP. AVIONICS SMOKE WITH NO WARNING OR CAUTION LIGHTS. MAINTENANCE TROUBLESHOT AND FOUND VENT BLOWER FAN INOPERATIVE, REPLACED THE FAN IAW AMM 21-26-51. ACCOMPLISHED SATISFACTORY OPEERATIONAL CHECK. AIRCRAFT WAS GROUNDED.