摘要 |
PURPOSE:To improve responsibility and fuel consumption ratio by connecting one end of a bypass passage to an intake pipe between a throttle valve and an air flow meter and the other end to the pipe on the lower side of a supercharger. CONSTITUTION:A supercharger 14 of a machine room is installed on the lower side of a throttle valve 12. One end of a bypass passage 54 installed with an idle speed control valve 56 is connected to an intake pipe between the throttle valve 12 and an air flow meter 72 and the other end is connected to the pipe on the lower side of the supercharger 14. A check valve 58 prevent inverse flow of the air in supercharging is provided on the bypass passage 54. Thus, responsibility is improved and pump loss is prevented, then fuel consumption ratio in idling can be improved.
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