User's Manual

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This type of messages displays a warning that a selected action may result in an
irreversible change or loss of data. The typical example of this is the “Erase Codes” message.
Error Messages
Error messages display when a system or procedural error has occurred. Examples of
possible errors include a disconnection or communication interruption.
4.3.3 Making Selections
The Diagnostics application is a menu driven program that presents a series of choices.
As a selection is made, the next menu in the series displays. Each selection narrows the focus
and leads to the desired test. Tap the screen to make menu selections.
4.4 Diagnosis mode
The Diagnostics application enables a data link to the electronic control system of the test
vehicle for vehicle diagnosis. The application performs functional tests, retrieves vehicle
diagnostic information such as trouble and event codes and live data for various vehicle
control systems, such as engine, transmission, and ABS.
The scan tool provides five diagnostic modes for users to choose: Quick Test, Auto Scan,
Control Unit, Service and Quick Erase. For the quick erase mode, it is in the form of a button.
Users need to go to the next layer to quickly clear the vehicle fault information recorded in the
diagnosis process.
4.4.1 Quick Test
Scan the control unit of the whole vehicle, at the same time, the fault information of each
control unit is detected to show the control unit list and fault status.
Figure 4-6 Sample Quick Test Screen
Left side – Show vehicle control unit system name.