| 摘要 |
A self diagnostic apparatus of a vehicle information display system for a vehicle for displaying vehicle information based on signals from the vehicle, comprises a self diagnosis switch (25) for instructing self diagnoses of the display system, first judging means for judging whether or not the self diagnosis switch (25) is turned on, second judging means for judging whether or not the display system inputs a signal to display vehicle information from the vehicle and self diagnosis means for performing a self diagnosis of the display system in case where it is judged by the first judging means that the self diagnosis switch (25) is turned on and in case where it is judged by the second judging means that the display system does not input the signal to display vehicle information. |
