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Figure 4-11 ECU Information Screen
1. Diagnostics Toolbar Buttons — see Table 4-2 Diagnostics Toolbar Buttons for
detailed descriptions for the operations for each button.
2. Main Section — the left column displays the item names, and the right column shows
the specifications or descriptions.
3. Function Button — in this case, only the ESC (or Back) button is available. Tap it to
exit after viewing.
4.4.2.2 Trouble Codes
Read Codes
This function retrieves and displays 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. A sample Read Codes screen displays as below:
Figure 4-12 Read Codes Screen
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