Active Test - allows you to manually control certain component operations directly from the app to verify the operations of components. Note: Available tests vary by vehicle make, year and model. 4.2.2 EOBD The EOBD function allows you to perform emission-related diagnostics for your vehicle. To perform EOBD Diagnostics: 1. Tap Diagnostics from the home screen. Select EOBD in the displayed vehicle make list. 2. Select your communication method: Auto Scan or Protocol . Figure 4-14 30