As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND NR 1 ENGINE FAULT, SHORT TIME, MESSAGE 75-30601. THE TBV POSITION SIGNALS DISAGREE. ACFT GROUNDED. ACCOMPLISHED FIM 75-23 TASK 803. FOUND EEC FAULT. PERFORMED FIM 75-23 TASK 802, REMOVED AND REPLACED EEC IAW AMM 73-21-60. OPS CHECKED NORMAL. ACCOMPLISHED FADEC SYSTEM TEST IAW AMM 73-21-00, OPS NORMAL.