As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REF ASA T/C 78273000, ENGINE 1 SHORT TIME FAULT 73-10341. THE FMV POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. FOUND HARNESS CONNECTOR J5 LOOSELY CONNECTED TO EEC. ACCOMPLISHED WIRE RESISTANCE AND MEGGER CHECKS REF B737-800 FIM 75-34 TASK 807 STEPS F(3)(A), F(5)(A), AND F(7)(A). TIGHTENED J5 CONNECTOR. EEC TEST PASSED, NO FAULTS FOUND. ETOPS GROUND VERIFICATION SUCCESSFUL.