EVAPORATIVE GAS CHECK VALVE (ONE-WAY) INSPECTION [L3]

1. Remove the evaporative gas check valve (one-way).

2. Apply pressure to port A, and verify that there is no airflow.

• If there is airflow, replace the evaporative gas check valve (one-way).

3. Apply negative pressure to port A, and verify that there is air flow.

• If there is no airflow, replace the evaporative gas check valve (one-way).