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Main Section
The Main Section of the screen varies depending on the stage of operations.
The Main Section can show vehicle identification selections, the main menu,
test data, messages, instructions and other diagnostic information.
Functional Buttons
The displayed Functional Buttons at this section of the screen varies
depending on the stage of operations. They can be used to navigate, save or
clear the diagnostic data, exit scanning as well as make other functional
controls. The functions of these buttons will be introduced respectively in the
following sections of the corresponding test operations.
Screen Messages
Screen messages appear when additional input is needed before proceeding.
There are mainly three types of on-screen messages as to their purposes:
Confirmation, Warning, and Error.
Confirmation Messages
This type of messages usually displays as an
“Information” screen, which
informs you 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 to continue, the message displays
briefly before automatically disappearing.
Warning Messages
This type of messages informs you when completing the selected action may
result in an irreversible change or loss of data. The typical example for this is
the
“Erase Codes” message.
Error Messages
Error messages inform you when a system or procedural error has occurred.
Examples of possible errors include a disconnected cable or communication
interruption due to certain reasons.
Making Selections
The Diagnostics application is a menu driven program that presents a series
of choices one at a time. As you select from a menu, the next menu in the
