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27
Confirmation Messages
These usually display as an “Information” screen, when you are about to perform an
action that cannot be reversed or when an action has been initiated and your confirmation
is needed to continue.
When a user-response is not required, the message displays briefly.
Warning Messages
These display when completing the selected action may result in an irreversible change
or loss of data. An example of this message is the “Erase Codes” message.
Error Messages
These display when a systemic or procedural error has occurred. Possible errors include
cable disconnection and communication interruption.
4.4.2 Making Selections
The Diagnostics application is a menu-driven program that presents a series of options
one at a time. As you select from a menu, the next menu in the series displays. Each
selection narrows the focus and leads to the desired test. Use your fingertip to make
menu selections.
4.5 ECU Information
This function retrieves and displays the specific information for the tested control unit,
including unit type and version numbers.
Figure 4-12 Sample ECU Information Screen
1. Diagnostics Toolbar Buttons — see Table 4–2 Diagnostics Toolbar Buttons on page
23 for detailed descriptions of the operations of each button.
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