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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Variable Induction Control Actuator: Testing and Inspection

VARIABLE SWIRL SHUTTER VALVE ACTUATOR INSPECTION

1. Remove the air hose.
2. Disconnect the vacuum hose from the variable swirl control solenoid valve.
3. Connect a vacuum pump to the variable swirl shutter valve actuator.

4. Apply vacuum and verify that the rod moves.
- If the rod does not move, replace the intake manifold.