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4. Locate the required system for testing by Auto Scan or through
menu driven selections in Control Units.
5. Select the desired diagnostic function from the Function Menu.
8.4.2.1 ECU Information
This function retrieves and displays the specific information for the tested
control unit, including unit type, version numbers and other specifications.
The sample ECU Information screen displays as below:
Figure 8-11 Sample ECU Information Screen
① Diagnostics Toolbar Buttons – see Table 4-2 Top Toolbar Buttons on
Service Menu on page 27 for details.
② Main Section – the left column displays the item names; the right column
shows the specifications or descriptions.
③ Function Buttons – Create PDF and ESC (or sometimes a Back) buttons
are available.
8.4.2.2 Read Codes
This function retrieves and displays the DTCs from the vehicle’s control
system. The Read Codes screen varies for each vehicle being tested. On
some vehicles, freeze frame data can also be retrieved for viewing. The
sample Read Codes screen displays as below:
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