Variable Induction Control Valve: Service and Repair

Acoustic Control Induction System (ACIS) Part 1:

Acoustic Control Induction System (ACIS) Part 2:

Acoustic Control Induction System (ACIS) Part 3:

REMOVAL

1. REMOVE NO.1 INTAKE AIR CONTROL VALVE




2. DISCONNECT ACTUATOR VACUUM HOSE
3. DISCONNECT BRAKE BOOSTER VACUUM HOSE
4. REMOVE NO.2 INTAKE AIR CONTROL VALVE




a. Remove the 4 nuts, and disconnect the ground strap and cable.
b. Remove the intake air control valve by prying a screwdriver between the intake air control valve and air intake chamber.
c. Remove the gasket.

INSPECTION

1. INSPECT INTAKE AIR CONTROL VALVE




a. With 26.7 kPa (200 mmHg, 7.9 in.Hg) of vacuum applied to the actuator, check that the actuator rod moves.
b. One minute after applying the vacuum in (a), check that the actuator rod does not return.

If the operation is not as specified, replace the intake air control valve.

2. INSPECT VACUUM TANK

LOCATION:
The LH side member under the battery tray.




a. Check that air flows from port B to port A.
b. Check that air does not flow from port A to port B.




c. Plug port B with your finger, and apply 26.7 kPa (200 mmHg, 7.9 in.Hg) of vacuum to port A, and check that there is no change is vacuum after one minute.

If the operation is not as specified, replace the vacuum tank.

3. INSPECT VSV

INSTALLATION

1. INSTALL NO.1 INTAKE AIR CONTROL VALVE
2. INSTALL NO.2 INTAKE AIR CONTROL VALVE




a. Install the No.2 intake air control valve.
1. Install a new gasket to the air intake chamber.




2. Apply a light coat of engine oil to the rubber portions.
3. Apply seal packing to the positions of the intake air control valve as shown in the illustration.

Seal packing: Part No. 08826-00080 or equivalent

4. Install the intake air control valve, DLC1 bracket, ground strap and cable with the 4 nuts.

Torque: 14.5 N.m (145 kgf.cm, 10 ft.lbf)

b. Connect the DLC1.
c. Connect the actuator vacuum hose.