Component Inspection

INTAKE AIR CONTROL VALVE REMOVAL




1. DISCONNECT HOSES FROM INTAKE AIR CONTROL VALVE.
- Disconnect these hoses:



(1) Brake booster vacuum hose
(2) Actuator vacuum hose
(b) Disconnect the DLC1.

2. REMOVE INTAKE AIR CONTROL VALVE.
- Remove the 4 nuts and DLC1 bracket, and disconnect the ground strap and cable.



- Remove the intake air control valve by prying a screwdriver between the intake air control valve and air intake chamber.
- Remove the gasket.


INTAKE AIR CONTROL VALVE AND COMPONENTS INSPECTION
1. INSPECT INTAKE AIR CONTROL VALVE.



- With 26.7 kPa (200 mm Hg, 7.9 in.Hg) of vacuum applied to the actuator, check that the actuator rod moves.

2. INSPECT VACUUM TANK.
LOCATION: The LH side member under the battery tray.



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



- 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 FOR INTAKE AIR CONTROL VALVE.
- Refer to VSV For Intake Air Control Valve inspection procedures.


INTAKE AIR CONTROL VALVE INSTALLATION
1. INSTALL INTAKE AIR CONTROL VALVE.



- Install a new gasket to the air intake chamber.
- Apply a light coat of engine oil to the rubber portions.
- Apply seal packing to the positions of the intake air control valve shown in the illustration.
- Seal packing: Part No.08826-00080 or equivalent
- Install the intake air control valve, DLC1 bracket and ground strap and cable with the 4 nuts.

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

2. CONNECT HOSES TO INTAKE AIR CONTROL VALVE.
- Connect these hoses:



(1) Brake booster vacuum hose
(2) Actuator vacuum hose
- Install the DLC1.