Variable Tumble Shutter Valve Actuator Inspection

VARIABLE TUMBLE SHUTTER VALVE ACTUATOR INSPECTION

1. Remove the air hose. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
2. Disconnect the vacuum hose from the variable tumble shutter valve actuator.
3. Connect a vacuum pump to the variable tumble shutter valve actuator.







4. Apply vacuum and verify that the rod moves.
- If the rod dose not move, replace the intake manifold.