On-Vehicle Inspection

WARNING: This page is about a different car, the 2005 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.

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

Fig 1: Connecting VSV Connector
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Disconnect the VSV connector, and check that the actuator rod returns.

If operation is not as specified, inspect the intake air control valve, VSV and ECM.

Fig 2: Disconnecting VSV Connector