P0450 LEXUS Evaporative Emission Control System Pressure Sensor/Switch
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