As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SPEED TRIM LIGHT ILLUMINATED ON MASTER CAUTION RECALL AFTER FCF TEST. ABLE TO RESET WITH MASTER CAUTION RESET. GROUNDED - YES. PERFORMED B737-900 FIM 22-11 TASK 850, FOUND FAULT MESSAGE 22-11182 ON LEG 1 OF CHANNEL "A". RAN LRU TRUE ON FAULT PAGE, TEST PASSED. ALSO PERFORMED FIM 22-13 TASK 813, BITE LIBRARY TEST "SPEED/STAB TRIM 32" PASSED DURING INITIAL EVALUATION.