2NZ-FE EMISSION CONTROL  PCV VALVE  INSPECTION  


PROCEDURE

Hide 12204 1.INSPECT PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)

a.

Install a clean hose to the PCV valve (ventilation valve sub-assembly).


b.

Check PCV valve (ventilation valve sub-assembly) operation.

i.
A289479
2.094,0.469 2.292,0.469 2.292,0.469 2.479,0.771 false 1.885,0.365 2.25,0.594 0.365,0.229 10 false *a 2.875,1.052 3.188,1.281 0.313,0.229 10 false *b
*a Clean Hose
*b Air
V100135

Cylinder Head Cover Sub-assembly Side


Blow air into the cylinder head cover sub-assembly side, and check that air passes through easily.

CAUTION:

Do not suck air through the valve.

Petroleum substances inside the valve are hazardous to your health.


If the result is not as specified, replace the PCV valve (ventilation valve sub-assembly).


ii.
A289480
0.646,0.885 0.802,0.542 0.802,0.542 0.948,0.542 false 1.042,0.469 1.344,0.698 0.302,0.229 10 false *a 0.667,1.021 0.979,1.333 0.313,0.313 10 false *b
*a Clean Hose
*b Air
V100135

Intake Manifold Side


Blow air into the intake manifold side, and check that air passes through with difficulty.

CAUTION:

Do not suck air through the valve.

Petroleum substances inside the valve are hazardous to your health.


If the result is not as specified, replace the PCV valve (ventilation valve sub-assembly).



c.

Remove the clean hose from the PCV valve (ventilation valve sub-assembly).