Patent ID: 7231899

Claim:
A multicylinder engine intake system comprising: a plurality of intake paths communicating with intake ports of a multicylinder engine; a plurality of throttle valves for opening and closing the intake paths; a plurality of bypasses having upstream ends opened to atmosphere or the intake paths on upstream sides of the throttle valves, and having downstream ends opened to the intake paths on downstream sides of the throttle valves; and a common bypass control valve which opens and closes the bypasses, wherein the bypass control valve is constituted by a valve body for opening the plurality of bypasses, and an electrically operated actuator provided above the valve body and operated for opening and closing the valve body; a portion of a bypass upstream path in the bypasses on upstream side of the valve body is placed below the valve body; and idling air paths branch off from the portion of the bypass upstream path to reach the corresponding intake paths.