As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU QUIT WHILE BEING DE ICED. SUSPECT GLYCOL INJESTION. RESTARTED AFTER APPROXIMATELY 5 MINUTES. RAN BOTH PACS CYCLED BETWEEN HOT AND COLD VERIFIED NO ODORS EXIST IN CABIN AND FLIGHT DECK. COMPLETED FIM 49 55 TASK 802. FOUND NO GLYCOL IN APU DUCTS, NO ODOR NOTICED.