20LAUNCH Creader Professional CRP123 User's ManualFigure 5-24Press [ ]/[ ] button to turn to next or previous page. Press [ ]/[ ] buttonto select the desired items, then press [ ] button, the screen will display asshown below:Figure 5-25Press [ ] to return to Diagnostic Menu.5.1.8 EVAP System TestThe EVAP test function lets you initiate a leak test for the vehicle’s EVAP system.The CReaderVI does not perform the leak test, but signals to vehicle’s on-boardcomputer to initiate the test. Before using the system test function, refer to thevehicle’s service repair manual to determine the procedures necessary to stopthe test.Select [EVAP System Test] and press [ ], the screen will display the relativeinformation about EVAP system. Some vehicle manufacturers do not allow