Kia Optima: Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve
Description and operation

Repair procedures
1. |
Disconnect the vapor hose (A).
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2. |
Remove the PCV valve (B).
Tightening torque :
1.96 - 2.94 N.m (0.2 - 0.3 kgf.m, 1.45 - 2.17 lb-ft)
|

|
1. |
Insert a thin stick (A) into the PCV valve (B) from the threaded side
to check that the plunger moves.

If the plunger does not move (PCV valve is clogged), clean or
replace the valve.
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|
1. |
Install in the reverse order of removal.
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Schematic diagrams
Schematic Diagram
Repair procedures
Inspection
1.
After disconnecting the vapor hose from the PCV valve, remove the PCV
valve.
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Description and operation
Description
Evaporative Emission Control System prevents fuel vapor stored in fuel tank from
vaporizing into the atmosphere. When the fuel evaporates in the f ...
Other information:
Schematic diagrams
Connector and Terminal Function
Repair procedures
Inspection
1.
Disconnect the negative battery terminal.
2.
Remove the rear pillar trim [LH].
(Refer to Body - "Rear Pillar Trim")
...
Service data
Specifications
Purge Control Solenoid
Valve (PCSV)
▷ Specification
Item
Specification
Coil Resistance (Ω)
22.0 - 26.0 [20°C (68°F)]
Tightening torque
Tightening Torques
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