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vehicle control systems, such as engine, transmission, and ABS.
The scan tool provides three diagnostic modes for users to choose: Auto Scan,
Control Unit and Service.
4.2.1 Auto Scan
The Auto Scan function performs a comprehensive scanning of the ECUs in the
vehicle's system to locate and retrieve DTCs. Enter Auto Scan, the system will scan your
vehicle's system for you. At the same time, the fault information of each unit is detected to
show the list and fault status.
Left side – Show vehicle control unit system name.
Right side – Show vehicle control unit status.
Fault | (2) ： Indicates that the fault code is detected; 2 represents the number
of faults detected.
Pass ： Indicates that the vehicle is equipped with this system and has no
fault code.
Fitted ： Indicates that the vehicle is equipped with this system.
Not Fitted ： Indicates that it is detected that the vehicle is not equipped with
this system.
Unknown ： Indicates that it is detected that it is unknown whether the vehicle
is equipped with this system.
Scanning ： Indicates that the device is scanning the vehicle system.
[Quick Erase] – Press this button to quickly clear the fault code.
[Pause] / [Continue] – Press this button to pause or continue scanning.
[Report] – Press this button to view the fault reports generated during diagnosis.
[ Back Button] – Returns to the previous screen or exits Auto Scan.
4.2.2 Control Unit
This option allows you to manually locate the desired control system. According to
the menu driven program, the user manually selects the specified control unit that he
wants to detect, skips the whole vehicle scanning, and directly carries out the diagnosis of
the specified system.
4.2.3 Service
The vehicle diagnostic tool provides an entry from the diagnostic mode to the service
function. You can easily select the service function from the diagnosis mode, without
returning to the service menu for selection. For different vehicle models, the service
functions are different. Select this option to perform service function and calibrating
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