As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SPEED TRIM FAIL ILLUMINATED ON RECALL, LIGHT EXTINGUISHES WHEN MASTER CAUTION SYSTEM IS RESET. GROUNDED - YES. LAST LEG B FCC FAULTED TRIM CMD RESPONSE MONITOR, A FCC NO FAULTS. PERFORMED B737-9 IFIM 22-11-00-810-D71 W/ NO DEFECTS NOTED. BITE LIBRARY TEST FOR SPEED-STAB TRIM PASS. NO A/C HISTORY 90 DAYS. ETOPS GND VERIFICATION PASS.