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: Locating EVAP Canister Vent Control Valve Portion (B)
Courtesy of SUZUKI OF AMERICA CORP.

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

Fig 2: Checking Air Passage Continuity And Operation Delay Time

Courtesy of SUZUKI OF AMERICA CORP.

Check that new O-ring is installed properly.

CONTINUITY CHART

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, 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.