mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Idle/Throttle Speed Control Unit > < Fuel Tank One Way Valve|Testing and Inspection
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Fuel Tank Pressure Release Valve: Testing and Inspection

1. Remove the FTPV.

2. Apply pressure or vacuum to port A of the valve by using a vacuum pump, and inspect airflow.
3. Apply vacuum to port B and verify that no air flows.
4. Apply battery positive voltage to the valve connector and apply pressure to port A, and verify that air flows smoothly.

5. If not as specified, replace the FTPV.

Idle/Throttle Speed Control Unit > < Fuel Tank One Way Valve|Testing and Inspection