Key-free instrument operation method and system

The invention discloses a key-free instrument operation method and system, and the method comprises the steps: transmitting a signal to an instrument through an intelligent key controller according to the signal transmitted by an intelligent key, and enabling the instrument to start a set mode; and selecting the setting mode again according to the signal determined by the intelligent key, wherein the selection comprises mileage switching, clock setting and engine oil replacement mileage setting. Instrument setting is carried out through the intelligent key keys, selection of instruments is controlled according to different operations of the intelligent key keys, and the cost of the instruments and the design difficulty are reduced. 本发明公开了一种无按键仪表的操作方法及其系统，所述方法，包括根据智能钥匙发出的信号，经智能钥匙控制器将所述信号传输至仪表，所述仪表开启设定模式；再次根据所述智能钥匙确定的信号进行所述设定模式的选择，其中，所述选择包括里程切换、时钟设定和机油更换里程设定。本发明通过智能钥匙按键进行仪表设定，根据智能钥匙按键的不同操作来控制仪表的选择，降低了仪表的成本以及设计的难度。