Kia Carnival (2009+). Instruction — part 231

2009 > G 2.7 DOHC >

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.

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

Emission Control System

Crankcase Emission Control System -

Positive Crankcase Ventilation (PCV) Valve

Emission Control System

2009 > G 2.7 DOHC >

OPERATION

Engine condition

Not running

Engine condition

Idling or decelerating

PCV valve

Not operating

PCV valve

Fully operating

Vacuum passage

Restricted

Vacuum passage

Small

Engine condition

Normal operation

Engine condition

Accelerating and high load

PCV valve

Properly operating

PCV valve

Slightly operating

Vacuum passage

Large

Vacuum passage

Very large

2009 > G 2.7 DOHC >

REMOVAL

1. Disconnect the vacuum hose (A).

2. Remove the PCV Valve (B).

INSTALLATION

Install the PCV valve and tighten to the specified torque.

PCV Valve installation : 7.8 ~ 11.8 N!m (0.8 ~ 1.2 kgf!m, 5.8 ~ 8.7lbf!ft)

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.