Diagnostic Aids
The EVAP system tests run when the engine is first started and meets the Conditions for Running DTC. See CONDITIONS FOR RUNNING DTC . To aid in locating intermittent leaks, use the EVAP Pressure and Purge Station (J-41413) to pressurize the EVAP system. Move all EVAP components while testing with the Ultrasonic Leak Detector (J-41416).