Without SDT

Attach the EVAP service port adapter securely to the EVAP service port.

Fig 1: Identifying EVAP Service Port Adapter And EVAP Service Port
Courtesy of SUZUKI OF AMERICA CORP.
Also attach the pressure pump with pressure gauge to the EVAP service port adapter.
Apply battery voltage between the terminals of EVAP canister vent control valve (3) to make a closed EVAP system.

Fig 2: Identifying EVAP Canister Vent Control Valve, Fuel Filler Pipe, EVAP Canister And Drain Filter
Courtesy of SUZUKI OF AMERICA CORP.
- Fuel filler pipe (top of frame view) (1)
- EVAP control system pressure sensor (2)
- EVAP canister (4)
- Drain filter (5)
- <==: Vehicle front
To locate the leak, deliver positive pressure to the EVAP system until pressure gauge points reach 1.38 to 2.76 kPa (0.014 to 0.028 kg/cm² , 0.2 to 0.4 psi).
Remove EVAP service port adapter and hose with pressure pump.
Locate the leak using a leak detector.