We’re still collecting data for this aircraft. Routes appear once we’ve seen it fly enough times.
A malfunctioning relay in the aircraft's flight management system (FMS) switching matrix and associated false "on course" indication on the captain's course deviation indicator (CDI), resulting in proper localizer course alignment not being obtained or maintained and subsequent flight in close proximity to the new control tower. The reason for the reported false "on course" indications on the first officer's CDI was not determined. Factors contributing to the incident included low ceiling and
Mcdonnell Douglas DC-8-71F