×

Self diagnostic apparatus for vehicle information display system

  • US 6,847,870 B2
  • Filed: 12/18/2002
  • Issued: 01/25/2005
  • Est. Priority Date: 12/18/2001
  • Status: Expired due to Fees
First Claim
Patent Images

1. A self diagnostic apparatus of a vehicle information display system for a vehicle for displaying vehicle information based on signals from said vehicle, comprising:

  • a self diagnosis switch for instructing a self diagnosis of said vehicle information display system;

    first judging means for judging whether or not said self diagnosis switch is turned on;

    second judging means for judging whether or not said vehicle information display system inputs a signal to display said vehicle information from said vehicle; and

    self diagnosis means for performing a self diagnosis of said vehicle information display system in case where it is judged by said first judging means that said self diagnosis switch is turned on and in case where it is judged by said second judging means that said vehicle information display system does not input said signal to display said vehicle information.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×