THROTTLE BODY [SKYACTIV-G 2.5 (WITH CYLINDER DEACTIVATION)]

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Purpose, Function

•  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.

Construction

•  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-G 2.5 (WITH CYLINDER DEACTIVATION)].)

Operation

•  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 is closed by the return spring in the throttle body.
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•  For the drive-by-wire control, refer to CONTROL SYSTEM. (See DRIVE-BY-WIRE CONTROL [SKYACTIV-G 2.5 (WITH CYLINDER DEACTIVATION)].)

Fail-safe

DTC

Fail-safe
P0638:00
•  Stops the idle air control.
•  Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2101:00
P2107:00
P2110:00
P2112:00
P2119:00
•  Restricts the upper limit of the engine speed.