Air Injection Control Valve: Testing and Inspection

1. Disconnect air induction hose at air induction pipe side. Suck or blow hose to make sure that air flow does not exist.





2. Connect a vacuum handy pump to the air induction control valve.





3. Suck or blow air induction hose to make sure that air flows only on the air induction pipe side while control valve is operated.
4. Check air induction valve and air induction control valve for binding or damage. If necessary, replace.