This feature can perform door window matching to recover ECU initial memory and recover the automatic ascending and descending function of power window. 4.4.2 Steps: To perform a service reset: 1. Tap Maintenance from the home screen of the UltraDiag app. A function menu will display. Figure 4-10 2. Select a desired function that you want to perform 3. Identify the vehicle via VIN or Make (for more on identification operations, refer to Identifying the Vehicle in 4.2.1). Then the screen for the selected function displays. 4. Follow the on-screen instructions to perform the service reset. 33