Without SDT

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

Fig 1: Checking Portion Of B EVAP Canister Vent Control Valve For Being Rusted
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Check air passage continuity and operation delay time under the following conditions.

Fig 2: Checking Air Passage Continuity

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Check new O-ring is installed properly.

CONTINUITY SPECIFICATION

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.

If NG, 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.
If NG, replace EVAP canister vent control valve.