What was found
AUTOLAND HGS UNSUCCESSFUL. APPROACH WARNING ON FINAL AND LINING UP LEFT OF COURSE. GROUNDED - YES. ACCOMPLISHED DFCS FAULT REVIEW NO FAULTS FOR LAST 10 LEGS. ACCOMPLISHED DFCS BITE GROUP #60 PER B737-900 AMM 22-11-00-740-806 BITE GROUP # 60 TESTS PASSED AND DFCS LRU REPLACEMENT BITE GROUP #35 TESTS FOR DFCS/AT PER AMM 22-11-33-400-801 BITE GROUP # 35 TESTS PASSED. PERFORMED HGS FAULT REVIEW NO FAULTS ON LEGS 1, 2 & 3 LEG 4 SHOWS ILS ANOMALY. PERFORMED HGS SYSTEM TEST PER ROCKWELL/COLLINS HGS-4000 SMM 34-36-00 HGS SYSTEM TEST PASSED. A/C RELEASED FROM MELS 22-20B, 34-44I, 22-99B, 22-99C, 34-99B.