As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
COCKPIT PAC TEMPERATURE WAS UNCONTROLLABLE WHILE ON THE GROUND. COCKPIT FILLED WITH BLUEISH WHITE SMOKE BEFORE COCKPIT PAC WAS SECURED. COCKPIT SUPPLY TEMP INDICATED 234 BEFORE PAC WAS SECURED. INSPECTION OF PAC OIL SIGHT CUP INDICATES BLACK OIL.