Vacuum Passage Inspection

Start engine and run it at idle speed. Disconnect purge hose No.3 (1) from EVAP canister purge valve (2). With finger placed against disconnected hose, check that vacuum is applied.

If it is not applied, clean vacuum passage by blowing compressed air.

Fig 1: Disconnecting Purge Hose No. 3 From EVAP Canister Purge Valve

Courtesy of SUZUKI OF AMERICA CORP.