As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOTHROTTLES INOP AND WILL NOT REMAIN ENGAGED IN ANY PHASE OF FLIGHT. COULD NOT DUPLICATE. A/T LOGGED ON RELATED DEFECT FLT LEG ASM2 NR 22 31688 FAULT. ACCOMP CURRENT STATUS CK & PRECAUTIONARY PERFORMED SERVO MOTOR TEST NUMEROUS TIMES, ALL CHECK NML REF FIM:22 32/819 & MM:22 31 00.