What was found
AUTO PILOT A TRIPPED OFF AT CRUISE. REASON UNKNOWN. GROUNDED-YES. ACCOMPLISHED DFCS BITE B737-800 FIM 22-11 TASK 801. NO CURRENT FAULTS FOUND. FLIGHT FAULT REVIEW HAS MESSAGE 22-11607 SEVERAL FLIGHT LEGS. REMOVED AND INSTALLED NEW MCP, REF B737-800 AMM 22-11-34. PERFORMED MCP OSP TEST, REF AMM 22-11-34-740-801. ALL TESTS PASSED. ACCOMPLISHED LLM TEST LRU REPLACEMENT BITE GROUP NR 32. ALL TESTS PASSED. ACCOMPLISHED LAND VERIFY TEST BITE GROUP NR 49. ALL TESTS PASSED. ACCOMPLISHED DFCS MCP ADJ/TESTS AMM 22-11-34-501. ALL TESTS PASSED.