•  Opens/closes the throttle valve to adjust the amount of air supplied to the cylinder.

•  Opens/closes the throttle valve according to the control signal from the PCM.

•  The throttle body is installed to the intake manifold.

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•  The throttle body consists of a throttle valve, throttle valve actuator, TP sensor, and return spring.

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•  For the TP sensor, refer to CONTROL SYSTEM. (See THROTTLE POSITION (TP) SENSOR [SKYACTIV-X 2.0].)

•  The throttle valve actuator opens/closes the throttle valve according to the control signal from the PCM. If there is a malfunction in the throttle valve actuator, the throttle valve opening angle is fixed by the return spring force in the throttle body.

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•  For the drive-by-wire control, refer to CONTROL SYSTEM. (See DRIVE-BY-WIRE CONTROL [SKYACTIV-X 2.0].)