Other information:
Troubleshooting
Problem Symptoms Table
Before replacing or repairing air conditioning components, first determine if
the malfunction is due to lack of refrigerant, air flow or compressor.
Use the following table to find the cause of the problem. The numbers indic ...
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). ...