As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU FAILED TO START DURING TAXI IN. ACCOMPLISHED APU BITE PROCEDURES IAW FIM 49-11 /FT 103. NO CODES OR FAULTS FOUND. INSPECTED APU, APU BATTERY, AND STARTER. NO DEFECTS NOTED. PLUGGED IN GROUND POWER UNIT IN , APU STARTED NORMAL . OPERATED APU NUMEROUS STARTS & STOP. APU OPS CHECKED GOOD.