Corolla L4-1.8L (1ZZ-FE) (2004)
4. Apply vaccum (3.43 kPa, 25.7 mmHg, 1.01 in.Hg) to the purge port, check that the vacuum does not decrease when the air inlet port is
closed, and check that the vacuum decreases when the air inlet port is released.
5. While holding the air inlet port closed, apply vacuum (3.43 kPa, 25.7 mmHg, 1.01 in.Hg) to the EVAP port and check that air flows into the
purge port.
If operation is not as specified, replace the charcoal canister.
6. Remove the hose and cap from vent port.