Positive Crankcase Ventilation Pcv System Inspection

1. REMOVE PCV VALVE

(a) Disconnect the PCV hose from the PCV valve.

(b) Remove the PCV valve.

Cylinder Head Side

ff-

— Clean Hose

•jjp

(fp)

Pites-i

2. iNSTALL CLEAN HOSE TO PCV VALVE

3. INSPECT PCV VALVE OPERATION

(a) Blow air into the cylinder head side, and check that air passes through easily. CAUTION:

Do not suck air through the valve. Petroleum substances inside the valve are harmful.

Intake Manifold Side r

-Clean Hose

-Clean Hose

(b) Blow air into the intake manifold side, and check that air passes through with difficulty. If operation is not as specified, replace the PCV valve.

4. REMOVE CLEAN HOSE FROM PCV VALVE

5. REINSTALL PCV VALVE

6. VISUALLY INSPECT HOSES, CONNECTIONS AND GASKETS

Check for cracks, ieaks or damage.

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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