What was found
UNSUCCESSFUL AUTOLAND 16R, ILS CRITICAL AREA CLEAR, 3 KTS OF WIND, NO HGS FAULT ANNUNCIATED. AIRCRAFT DRIFTED WELL LEFT OF CENTERLINE, OUTSIDE PARAMETERS BUT TOUCHDOWN WAS IN TOUCHDOWN ZONE. GROUNDED - YES. ACCOMPLISHED DFCS BITE-NO FAULTS. DFCS A+B INFLIGHT FAULT-LAST FLT SHOWED NO RELATED FAULTS ON EITHER COMPUTER. HGS INFLT SHOWED LAST FLT A "ILS ANOMALY" FAULT. PERFORMED B737-900 FIM 22-11 TASKS 825 AND 899. TESTS PASSED PERFORMED LAND VERIFY TEST REF B737-900 AMM 22-11-00 TEST PASSED. PERFORMED HGS OPERATIONAL/SYSTEM TEST REF B737-900 SMM 34-36-00. ALL TESTS GOOD.