Variable Induction Control Actuator: Testing and Inspection

VARIABLE TUMBLE CONTROL SYSTEM (VTCS) SHUTTER VALVE ACTUATOR INSPECTION [FS]
1. Disconnect the vacuum hose from the VTCS shutter valve actuator.
2. Connect a vacuum pump to the VTCS shutter valve actuator.








3. Apply pressure slowly and inspect the rod movement of the VTCS shutter valve actuator under the following condition.
^ If not as specified, replace the VTCS shutter valve actuator.
^ If as specified, but "VTCS Operation Inspection" failed, inspect the vacuum hoses for improper routing, kinks or leakage, and go to Step 4.

4. Disconnect the vacuum pump to the VTCS shutter valve actuator.
5. Reconnect the vacuum hose from the VTCS shutter valve actuator.