VEHICLE DISPLAY DEVICE

To provide a vehicle display device with high reliability from the viewpoint of functional stability. A vehicle display device of the present disclosure includes a display displaying an image and a multicore causing the display to display an image representing vehicle information. The includes a first processor core performing normal display control under which the display is caused to display the vehicle information in normal times, and a second processor core performing alternative display control under which the display is caused to display the vehicle information in a false display state where the vehicle information is not correctly displayed on the display under the normal display control.