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Variable Induction Control Valve: Testing and Inspection
VARIABLE AIR DUCT (VAD) SHUTTER VALVE INSPECTION 1.
Remove the air cleaner case. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
2.
Disconnect the vacuum hose from the VAD shutter valve actuator.
3.
Connect a
vacuum pump to the VAD shutter valve actuator.
4.
Apply vacuum and verify that the rod moves.
-
If the rod does not move, replace the air cleaner.