As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU DID NOT START ON FIRST ATTEMPT. FAULT CODE 49-41012. ACFT GROUNDED. ACCOMPLISHED FIM TASK 49-40, TASK 803, STEP E. BITE CHECK DID NOT SHOW MX MESSAGE 49-41012. IN LAST CYCLE. ONLY SHOWS 1 OCCURRENCE IN FAULT HISTORY IAW FIM TASK THE FAULT IS CORRECTED.