Hyundai Genesis: Engine Control System / Variable Intake Solenoid (VIS) Valve Description and Operation
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 opens or closes
by ECM according to engine condition (Refer to the table below).

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 ...
Specification
ItemSpecificationCoil Resistance (?)30.0 ~ 35.0 [20°C(68°F)]
...
Other information:
Engine oil and filter
The engine oil and filter should be
changed at the intervals specified in
the maintenance schedule. If the car
is being driven in severe conditions,
more frequent oil and filter changes
are required.
Drive belts
Inspect all drive belts for evidence of
cuts, crack ...
Removal
Smart Key Unit
1.
Disconnect the negative (-) battery terminal.
2.
Remove the driver crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
3.
Remove the smart key unit (B) after disconnecting the connectors (A) and loosening bolt and nut.
Interior 1 Antenna
...