Possible causes – Faulty Evaporative Emission System (EVAP) Pressure sensor– Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted– Evaporative Emission System (EVAP) Pressure sensor circuit poor electrical connection Tech description There is factory service bulletin for the following Toyota models: 2003-2004 Toyota 4Runner2003-2004 Toyota Tundra2004 Toyota Camry2004 Sienna2004 Highlander2004 SolaraToyota Factory Service…