EG–165 ENGINE – EMISSION CONTROL SYSTEMS (2JZ–GE) POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM PCV VALVE INSPECTION 1. REMOVE PCV VALVE (a) Disconnect the PCV hose from the PCV valve. (b) Remove the PCV valve. P11797 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. Clean Hose Cylinder Head Side PC0006 (b) Blow air into the intake air connecter 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 Intake Air Connector Side P01978 Z09446 PCV HOSES AND CONNECTORS INSPECTION VISUALLY INSPECT HOSES, CONNECTIONS AND GASKETS Check for cracks, leaks or damage. P10933