As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RUDDER TRIM INTERMITTANT NO RESPONSE IN POSITION GAUGE OR IN RUDDER POSITION MAINT TEXT: DEBRIEF INBOARD CREW: RUDDER TRIM SWITCH ON THE PANEL WAS INTERMITTANT. SUSPECT FAULTY TRIM CONTROL PANEL. REPLACED RUDDER TRIM CONTROL PANEL PER MM 27-28-05 P401 AND OPS CHECK GOOD. AC OK FOR SERVICE.