As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLT - FL 433 - EN ROUTE PHL-TPA, CREW NOTED LIGHT OIL MIST AND SMELL IN CABIN AND COCKPIT. FLIGHT DIVERTED TO CLT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE REPLACED THE APU AND RAN BOTH PACKS AT FULL HOT TO CLEAR THE SYSTEM. (M)