User's Manual

Diagnostics Operations Diagnosis
32
Figure 4-8 Sample ECU Information Screen
1. Diagnostics Toolbar Buttons – see Table 4-2 Diagnostics Toolbar
Buttons on page 23 for detailed descriptions of the operations for each
button.
2. Main Section – the left column displays the item names; the right
column shows the specifications or descriptions.
3. Functional Button – In this case, only a Back (or sometimes an ESC)
button is available; tap it to exit after viewing.
4.6.2 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: