As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"SPEED TRIM FAIL" LIGHT COMES ON DURING MASTER CAUTION RECALL ON DESCENT. GROUNDED - YES. "ONLY" CHAN A FAULT MSG 22-11186 IN FLI HISTORY ON DFCS. ACCOMP B737-9 IFIM TASK 22-11-00-810-C61 FOR TRIM CMD RESPONSE MONITOR NUISANCE FAULT- TESTS PASS OPS CK OK. NO CURRENT FAULTS.