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 Control System

ON-VEHICLE INSPECTION

1. CHECK INTAKE AIR CONTROL VALVE OPERATION
a. Start the engine.




b. While the engine is idling, check that the actuator rod moves.




c. Disconnect the VSV connector (for ACIS), and check that the actuator rod is returned.
If the operation is not as specified, inspect the intake air control valve, VSV (for ACIS) and ECM.