Without CONSULT-II

Remove EVAP canister vent control valve from EVAP canister.
Check portion B of EVAP canister vent control valve for being rusted.

Fig 1: Locating Portion B Of EVAP Canister Vent Control Valve
Courtesy of NISSAN MOTOR CO., U.S.A.

Check air passage continuity and operation delay time under the following conditions.

Make sure new O-ring is installed properly.

CHECKING AIR PASSAGE CONTINUITY

Condition	Air passage continuity between A and B
12V direct current supply between terminals 1 and 2	No
OFF	Yes

Operation takes less than 1 second.

Fig 2: Checking Air Passage Continuity & Operation Delay Time

Courtesy of NISSAN MOTOR CO., U.S.A.

If NG, replace EVAP canister vent control valve.

If OK, go to next step.

Clean the air passage (portion A to B ) of EVAP canister vent control valve using an air blower.
Perform step 3 again.