Fuel EVAP System Test (Sienna)
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2003 Toyota Tundra, 2003 Toyota Tacoma, 2003 Toyota Sienna, 2003 Toyota Sequoia, and 2003 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Manufacturer provides testing information for testing airtightness of fuel tank and components along with testing of charcoal canister and fuel EVAP system.
For fuel EVAP system test, see Fig 1-Fig 5 . To inspect VSV for EVAP, see EVAP VACUUM SWITCHING VALVE (ALL MODELS) . To inspect VSV for Canister Closed Valve, see CANISTER CLOSED VALVE VACUUM SWITCHING VALVE (AVALON, CAMRY, CAMRY SOLARA, HIGHLANDER & SIENNA) . To inspect VSV for pressure switching valve, see PRESSURE SWITCHING VALVE VACUUM SWITCHING VALVE (AVALON, CAMRY, CAMRY SOLARA, HIGHLANDER, LAND CRUISER, SEQUOIA, SIENNA & TACOMA) . To inspect vapor pressure sensor, see VAPOR PRESSURE SENSOR (SIENNA) .