As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
#1 ENGINE A LOOP FAULT. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 26-10 TASK 805 FOUND CONNECTOR DJ2501 LOOSE RETIGHTENED CONNECTOR. RETESTED ENGINE #1 ENGINE #1 TESTS IN BOTH LOOP A AND B NO MAINTENANCE MESSAGES SHOW DURING CONTROL MODULE BITE. ENGINE #1 TEST SWITCH RETURNED TO NORMAL POSITION.