As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE CONTROL LIGHT ILLUMINATED AFTER LANDING. ACFT GROUNDED. PERFORMED EEC BITE TEST FAULT CODE 73-31392 PRESENT. PERFORMED FIM TASK 73-22-00-810-807 FOUND EEC INOPERATIVE. REPLACED EEC REF AMM 73-21-60. OPS CHECKED GOOD. ETOPS GROUND VERIFICATION ACCOMPLISHED, NO FAULT FOUND.