What was found
MACH TRIM DISENGAGED WOULD NOT RESET. REMOVED AND REPLACED HSTCU WITH A SERVICEABLE UNIT. OPERATIONAL CHECK GOOD PER MM 27-41-01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MACH TRIM DISENGAGED WOULD NOT RESET. REMOVED AND REPLACED HSTCU WITH A SERVICEABLE UNIT. OPERATIONAL CHECK GOOD PER MM 27-41-01.