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INTAKE-AIR SYSTEM [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))]

INTAKE-AIR SYSTEM [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))]

SM2565262

id0113u0003300



Intake-air System


Structural view
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System diagram
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Structure

• The intake air system consists of the following parts:

Part name

Reference
Fresh-air duct
(See Fresh-air Duct.)
Resonance chamber
(See Resonance Chamber.)
Air cleaner
―
Throttle body
(See THROTTLE BODY [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))].)
Intake manifold
―
Accelerator pedal
(See ACCELERATOR PEDAL, KICKDOWN SWITCH [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))].)



Fresh-air Duct


Purpose, function

• Brings in fresh air from outside the engine compartment.
• Increases air density by taking fresh air, which is cooler than the engine compartment, to enhance the charging efficiency, ensuring combustion stability.


Construction

• The fresh-air duct is installed to the air cleaner.
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Resonance Chamber


Purpose, function

• Pulsation of intake air is controlled and intake air noise is reduced by adding an intake air passage.


Construction

• The resonance chamber is installed to the fresh-air duct.
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