User's Manual

Table Of Contents
1. The DLC (Data Link Connector) is typically a connector
where diagnostic code readers interface with the vehicle's on-board computer.
2.
3.
5. To perform vehicle diagnosis via USB cable, connect the B-shaped terminal of the
USB cable to the HD module and other end to the USB port of the diagnostic tool.
Note: To obtain stable communication, you are strongly recommended to use this method.
Locate the vehicles DLC:
The
DLC location varies from vehicle to vehicle. It is generally located in drivers cab. If
no DLC is found, please refer to Automobile Repair Manual.
Switch the ignition on.
For vehicles equipped with OBDII management system, plug one end of the
diagnostic cable into the vehicles DLC, and the other end into the diagnostic
socket of the HD module, and then tighten the captive screws.
For vehicles not equipped with OBDII management system, it is necessary to use
the corresponding adaptor cable, and then follow one of the methods below to
make connection:
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VCI module Diagnostic cable
Cigarette lighter
Battery clamps cable
Adaptor cable To vehicle's DLC
To Cigarette lighter receptacle
To vehicle battery
Power adaptor
To AC outlet
A
B
C
2
Activate HD III Module & Download Software
If you had a diagnostic tool of 12V car configuration and intend to experience the
diagnosis of trucks, follow the steps described below to activate the module:
Note: Please make sure that the diagnostic tool is properly connected to the Internet before
proceeding this step.
1. Launch the application, then tap -> “Profile/ “My Data” -> “Activate
Connector.
2. Input the Product S/N and Activation Code, which can be obtained from the
included Password Envelope, then tap “Activate” to activate the module.
3. Tap “Update” to enter update center, tap “Update” to download and install it.
If you had a diagnostic tool of 12V car configuration and intend to experience the
diagnosis of trucks, follow the steps described below to activate the module:
Note: Please make sure that the diagnostic tool is properly connected to the Internet before
proceeding this step.
1. Launch the application, then tap -> Profile/ My Data-> Activate
Connector.
2. Input the Product S/N and Activation Code, which can be obtained from the
included Password Envelope, then tap Activateto activate the module.
3. Tap Updateto enter update center, tap Updateto download and install it.
Product S/N
Activation Code
Tap “Diagnostic”
Select vehicle model
Select test systemSelect test function
Tap “Login
Is HD module
activated?
No
Tap “Update” to
download software
Yes
Follow instructions
to activate it
Start Diagnostics
Note: Pictures illustrated herein
are for reference purpose only
and this Quick Start Guide is
subject to change without prior
written notice.
Follow the sequence below to start a new diagnostic session.
X-431 HD Module Quick Start Guide
Activate Connector
Serial Number
Activation Code
Activate