Protege L4-2.0L DOHC (2003)
Evaporative Check Valve: Testing and Inspection
EVAPORATIVE GAS CHECK VALVE (TWO-WAY) INSPECTION
1. Remove the check valve (two-way).
2. Attach an air hose to the SST.
3. Set the SST to port A as shown in the figure.
4. Verify that there is airflow from port B when pressure of +0.99 kPa {+7.4 mmHg, +0.29 inHg} is applied to port A.
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If there is no airflow, replace the evaporative gas check valve (two-way).
5. Verify that there is airflow from port A when pressure of +0.99 kPa {+7.4 mmHg, +0.29 inHg} is applied to port C.
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If there is no airflow, replace the evaporative gas check valve (two-way).