Hyundai Sonata: Repair procedures
Inspection
| 1. |
After disconnecting the vapor hose from the PCV valve, remove
the PCV valve.
|
| 2. |
Reconnect the PCV valve to the vapor hose.
|
| 3. |
Run the engine at idle, then put a finger over the open end of
the PCV valve and make sure that intake manifold vacuum can be felt.
|
| 4. |
If the vacuum is not felt inspect PCV operation, if operating
correctly clean or replace the vapor hose.
|
Schematic Diagrams
Schematic Diagram
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Positive Crankcase Ventilation (PCV) Valve. Description and Operation
Operation Principle
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See also:
License Lamp. Repair procedures
Removal
1.
Disconnect the negative(-) battery terminal.
2.
Remove the lens (A) after loosening the mounting screws.
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Schematic Diagrams
Circuit Diagram
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Description and Operation
OBD-II review
1. Overview
The California Air Resources Board (CARB) began regulation of On Board
Diagnostics (OBD) for vehicles sold in California beginning with the 1988 model
year. The ...
