As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SINGLE CHANNEL SPEED TRIM FAIL FAULT FOUND AT TOP OF DESCENT SPEED TRIM FAIL LIGHT EXTINGUISHES WITH MASTER CAUTION RESET. GROUNDED - YES. INTERROGATED DFCS BITE FAULT REVIEW & FOUND ONLY MESSAGE 22-11186 LAST TWO LEGS REF LP 60685611. REF B737-9 IFIM 22-11-00-810-C61 STEP A2, THIS IS A NUISANCE FAULT WITH FCC P12.1.2 CROSS-TRIM MONITOR. APPLICABLE LRU TESTS PASS PER STEP B. A/C OKAY FOR CONTINUED SERVICE.