Hyundai Genesis: Engine Control System / CVVT Oil Control Valve (OCV) Repair procedures
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 specification.
Specification: Refer to “Specification”
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[CVVT Oil Control Valve (Intake)] |
1. |
Turn the ignition switch OFF and disconnect the battery negative (-) cable. |
2. |
Remove the intake manifold.
(Refer to Engine Mechanical System - “Intake And Exhaust System”) |
3. |
Disconnect the CVVT oil control valve connector (A). |
4. |
Remove the installation bolt (B), and then remove the valve from the engine.
[Bank 1] 
[Bank 2] 
|
[CVVT Oil Control Valve (Exhaust)] |
1. |
Turn the ignition switch OFF and disconnect the battery negative (-) cable. |
2. |
Disconnect the CVVT oil control valve connector (A).
[Bank 1] 
[Bank 2] 
|
3. |
Remove the cylinder head cover.
(Refer to Engine Mechanical System - “Cylinder Head Assembly”) |
4. |
Remove the installation bolt (A), and then remove the valve from the engine.
[Bank 1] 
[Bank 2] 
|
• |
Install the component with the specified torques. |
• |
Note that internal damage may occur if the component drops. In this case, inspect it before installation. |
|
• |
Apply the engine oil to the valve O-ring. |
|
• |
Exactly distinguish the color of the valve and harness
connectors in bank 1 and 2 when installing, or the engine will operate
abnormally (Refer to the table below). |
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Items
| Component Side
| Harness Side
|
Bank 1 (RH)
| Grey
|
Bank 2 (LH)
| Black
|
1. |
To install, reverse the removal procedure.
CVVT oil control valve installation bolt:
9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
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Description
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 ...
Other information:
Specification
ItemSpecificationRated voltage13.5V , 150ASpeed in use1,500 ~ 18,000rpmVoltage regulatorIC Regulator built in typeRegulator reform mode voltage (V) [COM terminal]14.0 ~ 15.5 (-35°C)14.0 ~ 15.04 (20°C)13.1 ~ 15.0 (140°C)Regulator Setting Voltage (V) [COM terminal]11.6 ~ 15.4
...
Component Location
1. Rear door trim
...