Topdon AL500B Manuel De L'utilisateur page 26

Press [OK] to select the monitors you want to view. (See
Figure 3.8.2)
Figure 3.8.2
EVAP System
This EVAP System (See Figure 3.9.1) function initiates a leak
test for the vehicle's EVAP system.
Figure 3.9.1
Select EVAP System and press [OK] to conduct leak test. (See
Figure 3.9.2)