As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TWO ATTEMPTED CATIII ILS TO RWY 16R, NO AIII OR 2ND AUTOPILOT TO ENGAGE. GROUNDED - YES. RESET SYSTEM AND PERFORMED B737-900 FIM 22-14 TASK 801, HAD NO FAULTS AFTER PERFORMING LRU REPLACEMENT TEST - FIM 22-11 TASK 802 FOR DFCS/AT. ALSO PERFORMED LAND VERIFY TEST BITE TEST GROUP #49 IAW B737-900 AMM 22-11-00/201, NO FAULTS. AIRCRAFT IS AUTOLAND AND HGS CAT III QUALIFIED.