Boost Solenoid: Testing and Inspection

INTAKE CHARGE PRESSURE CONTROL SYSTEM CHECK





1. Disconnect the hose (black) from the turbocharger wastegate solenoid and connect a three way joint between the hose and the solenoid valve.
2. Connect a hand pump (pressurized type) to the three-way joint.





3. Use the turbocharger wastegate actuator control boost nipple of air outlet fitting to disconnect the boost hose. Plug this nipple.

CAUTION:
Do not apply the pressure of 94 kPa or more to prevent the diaphragm damage.

4. Applying a pressure with the hand pump, check tightness both when the hose end is closed and when it is open.





5. Turn the ignition switch to "LOCK" (OFF) position.