Hyundai Tucson: 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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| 1. |
Turn the ignition switch OFF and disconnect the battery negative (-) cable. |
| 2. |
Disconnect the CVVT oil control valve connector (A). |
| 3. |
Remove the installation bolt (B), and then remove the valve from the engine.
[Bank 1 / Intake] 
[Bank 1 / Exhaust] 
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| • |
Install the component with the specified torques. |
| • |
Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing. |
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| • |
Apply engine oil to the valve O-ring.
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| 1. |
Install in the reverse order of removal.
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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Circuit Diagram
(M/T)
(A/T)
...
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 EC ...
CVVT Oil Control Valve (OCV) Schematic Diagrams
Variable Intake Solenoid (VIS) Valve Description and Operation