As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER DEPARTURE RECEIVED AN ICAS STATUS MESSAGE. EMERGENCY DECLARED. LANDING UNEVENTFUL. INVESTIGATION REVEALED NR 6 MAIN TIRE AT 190 PSI. PRESSURE CONTINUED TO DECREASE VERY SLOWLY OVER THE COURSE OF THE FLIGHT. REMOVED AND REPLACED #6 WHEEL ASSEMBLY IAW AMM 32-45-01.