Variable Intake manifold Solenoid (VIS) valves are installed
on the intake manifold (VIS Valve 1) and the surge tank (VIS Valve 2).
These VIS valve 1 and 2 control vacuum modulators which activate valves
in the intake manifold and the surge tank. These valves are opened or
closed by ECM according to engine condition (Refer to below table).
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the OCV connector.
3.
Measure resistance between the OCV terminals 1 and 2.
4.
Check that the resistance is within the specifi ...
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the luggage room lamp (B) when prying the hole (A) with a flat-up screwdriver.
3.
Remove the luggage room lamp bulb in case of necessity.
Installation
1.
Install the luggage room lamp assembly after connecting the la ...