Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Intake Air System

Intake Air System

Refer to the system diagram for a functional layout of the system.

Throttle Body




The throttle body is a single-barrel down draft type. The side portion of the IAC valve is heated by engine coolant from the cylinder head.

Intake Air System Diagram




This system supplies air for engine needs. A resonator in the intake air duct provides additional silencing as air is drawn into the system.