Possible causes – Faulty Evaporative Emission System (EVAP) Vapor Pressure Sensor– Evaporative Emission System (EVAP) Vapor Pressure Sensor harness is open or shorted– Evaporative Emission System (EVAP) Vapor pressure sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the obd code mean? 10 seconds or less after engine starting condition vapor pressure…