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Home >> Mazda >> 1999 >> MX-5 Miata L4-1.8L DOHC >> Repair and Diagnosis >> Powertrain Management >> Fuel Delivery and Air Induction >> Variable Induction System >> Variable Induction Control Valve >> Testing and Inspection >> VICS Shutter Valve Actuator

VICS Shutter Valve Actuator

Simulation Test
1. Carry out the "VICS Operation Inspection". (Refer to VICS Operation Inspection.)
2. If not as specified, perform the further inspection for the VICS shutter valve actuator.

Operation Inspection

NOTE:
- Perform the following test only when directed.

1. Disconnect the vacuum hose from the VICS shutter valve actuator.
2. Connect a vacuum pump to the VICS shutter valve actuator.







3. Apply vacuum slowly and inspect the rod movement of the VICS shutter valve actuator under the following condition.
4. If not as specified, replace the VICS shutter valve actuator. (Refer to VICS SHUTTER VALVE ACTUATOR REMOVAL/INSTALLATION.) If as specified but the Simulation Test is failed, inspect following:
Vacuum hose improper routing, kinks or leakage.
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