IS 250C V6-2.5L (4GR-FSE) (2011)
Variable Induction Control Actuator: Testing and Inspection
4GR-FSE INTAKE / EXHAUST: INTAKE AIR CONTROL VALVE (for ACIS): ON-VEHICLE INSPECTION
1. INSPECT INTAKE AIR SURGE TANK ASSEMBLY
(a) Perform the following inspection procedure when using the Techstream:
(1) Remove the V-bank cover sub-assembly.
(2) Stop the engine.
(3) Connect the Techstream to the DLC3.
(4) Start the engine and turn the Techstream on.
(5) Enter the following menus: Powertrain / Engine and ECT / Active Test / Active the VSV for Intake Control.
(6) Make sure that a clicking sound is heard from the intake air control valve when current flows.
If the intake air control valve does not operate, check the ACIS control circuit See: Computers and Control Systems/Testing and
Inspection/Component Tests and General Diagnostics/ACIS Control Circuit.
(7) Install the V-bank cover sub-assembly.
(b) Perform the following inspection procedure when applying voltage between the terminals:
(1) Remove the V-bank cover sub-assembly.
(2) Disconnect the connector from the intake air control valve.
(3) Apply battery voltage between terminals 1 (+) and 2 (-) of the intake air control valve. Check that a clicking sound is heard from the intake
air control valve.
If the operation is not as specified, replace the intake air surge tank assembly.
(4) Install the V-bank cover sub-assembly.