Altima 2.5 SL L4-2.5L (QR25DE) (2002)
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2. Check portion B of EVAP canister vent control valve for being rusted.
3. Check air passage continuity and operation delay time under the above conditions.
Make sure new O-ring is installed properly.
If NG, go to next step.
4. Clean the air passage (Portion A to B) of EVAP canister vent control valve using an air blower.
5. Perform inspection again.