Kia Sedona (2008 year). Instruction — part 328

2008 ENGINE PERFORMANCE

Crankcase Emission Control System - Sedona

COMPONENTS

Fig. 1: Identifying Crankcase Emission Control System Components
Courtesy of KIA MOTORS AMERICA, INC.

2008 Kia Sedona

2008 ENGINE PERFORMANCE Crankcase Emission Control System - Sedona

2008 Kia Sedona

2008 ENGINE PERFORMANCE Crankcase Emission Control System - Sedona

Microsoft

Saturday, May 22, 2010 4:03:56 PM

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© 2006 Mitchell Repair Information Company, LLC.

Microsoft

Saturday, May 22, 2010 4:03:59 PM

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© 2006 Mitchell Repair Information Company, LLC.

INSPECTION

1. Disconnect the ventilation hose from the Positive Crankcase Ventilation (PCV) valve. Remove the PCV

valve from the rocker cover and reconnect it to the ventilation hose.

2. Run the engine at idle and put a finger on the open end of the PCV valve and make sure that intake

manifold vacuum can be felt.

Fig. 2: Putting Finger On Open End Of PCV Valve
Courtesy of KIA MOTORS AMERICA, INC.

POSITIVE CRANKCASE VENTILATION (PCV) VALVE

OPERATION

NOTE:

The plunger inside the PCV valve will move back and forth.

2008 Kia Sedona

2008 ENGINE PERFORMANCE Crankcase Emission Control System - Sedona

Microsoft

Saturday, May 22, 2010 4:03:56 PM

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© 2006 Mitchell Repair Information Company, LLC.

Fig. 3: Identifying Positive Crankcase Ventilation (PCV) Valve Operation
Courtesy of KIA MOTORS AMERICA, INC.

REMOVAL

1. Remove the valve pad (A) and disconnect the vacuum hose (B).

2008 Kia Sedona

2008 ENGINE PERFORMANCE Crankcase Emission Control System - Sedona

Microsoft

Saturday, May 22, 2010 4:03:56 PM

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© 2006 Mitchell Repair Information Company, LLC.

Fig. 4: Identifying Valve Pad And Vacuum Hose
Courtesy of KIA MOTORS AMERICA, INC.

2. Remove the PCV Valve.

INSPECTION

1. Remove the PCV valve.

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

3. If the plunger does not move, the PCV valve is clogged. Clean it or replace.

Fig. 5: Checking PCV Valve Plunger
Courtesy of KIA MOTORS AMERICA, INC.

INSTALLATION

Install the PCV valve and tighten to the specified torque.

2008 Kia Sedona

2008 ENGINE PERFORMANCE Crankcase Emission Control System - Sedona

Microsoft

Saturday, May 22, 2010 4:03:56 PM

Page 4

© 2006 Mitchell Repair Information Company, LLC.