As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L FADEC MSG IN FLIGHT. / REMOVED AND REPLACED R FADEC IAW AMM 73-21-01-000/400-801. REMOVED AND REPLACED LH ENGINE FMU IAW CRJ 900 AMM 73-21-03-000/400-801.OPS CHECK AND LEAK CHECK GOOD. PERFORMED HIGH POWER RUN IAW CRJ 900 AMM 71-00-00-866-806-A02-PSA. ALL PARAMETERS NORMAL. OCF SATISFACTORY.