INSPECT INTAKE SYSTEM
Check that there is no air suction at the points shown in the illustration.
INSPECT INTAKE AIR CONTROL VALVE
Connect the intelligent tester to the DLC3.
Start the engine and turn the intelligent tester on.
Warm up the engine.
Enter the following menus: Powertrain / Engine and ECT / Active Test / Activate the VSV for Intake Control.
When "ACIS VSV" is turned on, check that the actuator rod operates.
If the operation is not as specified, inspect the intake air control valve and vacuum hose Click here.
When "ACIS VSV" is turned off, check that the actuator rod returns to its original position.
If the operation is not as specified, inspect the intake air control valve and vacuum hose Click here.