As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTO COARSEN LIGHT ILLUMINATED ON DESCENT. UPON TROUBLESHOOTING FOUND ELEC CONNECTOR AT SWITCHER COMPUTER LOOSE. SECURED ELEC CONNECTOR. PERFORMED OPERATIONAL CHECK. ALL CHECKED SATISFACTORY. AS PRECAUTION, R & R AUTO COARSEN COMPUTER IAW MM. OPERATIONS CHECKED OK.