Toyota Avalon Service & Repair Manual: Rear Suspension System

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Toyota Avalon Service & Repair Manual > Pcv Valve: Inspection
INSPECTION PROCEDURE 1. INSPECT PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY) (a) Install a hose to the PCV valve (ventilation valve sub-assembly). (b) Check the PCV valve (ventilation valve sub-assembly) operation. (1) Blow air into the cylinder head sub-assembly side, and check that air passes throug ...