As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTS E1 REV FAULT. DIVERSION INTO BNA. THRUST REVERSER HAS BEEN DEACTIVATED AND SECURED IN THE FWD THRUST (STOWED AND LOCKED) POSITION. REMOVED AND REPLACED #1 ENGINE EEC. ACCP IDT INSPECTION OF EEC INSTALLATION SAFETY AND SECURITY. IDT EEC OP CHK PASSED, COMPLETED OPS CK. OPS CK GOOD.