Other information:
Description
Variable Intake manifold Solenoid (VIS) valve is installed on the intake manifold.
The VIS valve controls the vacuum modulator which activates a valve in the intake
manifold. The ECM opens or closes this valve according to engine condition (Refer
to below table). ...
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box hosing.
(Refer to Body - "Glove Box Hosing")
3.
Disconnect the body control module connectors (A).
...