As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU FAULT LIGHT ON AFTER APU START ATTEMPT. ACFT GROUNDED. VERIFIED DISCREPANCY. FOUND FAULT 49-61223 LOGGED. ACCOMOPLISHED FIM 49-60 TASK 812. FOUND INLET SENSOR INOPERATIVE IAW AMM 49-61-31. R & R THE INLET SENSOR. PERFORMED APU BITE 49-60 TASK 801. FAULT CLEARED.