What was found
APU WOULD NOT START AFTER LANDING, TRIED TWICE. EICAS "APU FAULT BOTH TIMES". REMOVED AND REPLACED ECU IAW AMM 49-61-05, PERFORMED BITE OF BOX IAW AMM 49-61-05 PERFORMED OPS. NO FAULTS NOTED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
APU WOULD NOT START AFTER LANDING, TRIED TWICE. EICAS "APU FAULT BOTH TIMES". REMOVED AND REPLACED ECU IAW AMM 49-61-05, PERFORMED BITE OF BOX IAW AMM 49-61-05 PERFORMED OPS. NO FAULTS NOTED.