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Home >> Toyota >> 2007 >> Tundra Base, 5.7 V, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (3UR-FE) - System Testing, Removal & Installation >> ACIS Control Circuit >> Description

ACIS Control Circuit: Description

This circuit opens and closes the Intake Air Control Valve (IACV) in response to the engine load in order to increase the intake efficiency (ACIS: Acoustic Control Induction System).

Fig 1: Identifying Intake Air Control Valve Open And Close Position
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