| 摘要 |
PROBLEM TO BE SOLVED: To improve the degradation of display quality of an instrument by which vehicle status cannot be found. SOLUTION: An instrumental device comprises an instrument unit 1, by which vehicle status cannot be found, and an ECU 4(Electronic Control Unit), which supplies display signal a and the power from a power source b while the vehicle is operating so that vehicle status is displayed on the instrument unit 1, and which also cuts off the power supply from the power source b upon determining that a vehicle stop estimation condition for the vehicle is satisfied.
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