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Diagnostics Operations Navigation
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1. Diagnostics Toolbar Buttons – see Table 4-2 Diagnostics Toolbar
Buttons 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:
Figure 4-9 Sample Read Codes Screen
1. Diagnostics Toolbar Buttons – see Table 4-2 Diagnostics Toolbar
Buttons for detailed descriptions of the operations for each button.
2. Main Section
⚫ Code Column – displays the retrieved codes from the vehicle.
⚫ Status Column – indicates the status of the retrieved codes.
⚫ Description Column – detailed descriptions for the retrieved codes.
⚫ Snowflake Icon – only displays when freeze frame data is available
for viewing; Selecting this icon will display a data screen, which
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