| 摘要 |
An idle time control system for controlling an engine idle time by controlling an engine cooling water temperature may include a temperature detection device detecting the engine cooling water temperature, a front grill, an opening angle thereof being changeable, an opening angle changing device engaged to the front grill, and a control device controlling the opening angle changing device according to information from the temperature detection device, wherein the opening angle changing device changes the opening angle of the front grill based on a command from the control device, wherein by changing the opening angle of the front grill for cooling a radiator of a vehicle, the engine cooling water temperature may be changed and the engine idle time may be controlled.
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