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LAUNCH X-431 V V4.0 User Manual
18
1. Locate vehicle’s DLC socket.
2. Select the corresponding non-16pin connector.
3. Plug the non-16pin end of the connector into the DLC socket, then connect
the other end to the OBD I adaptor, and then tighten the captive screws.
4. Connect the other end of the adaptor to the included VCI device.
5. To supply power to OBD I adaptor from:
A. Cigarette Lighter cable (optional): Connect one end of the cigarette lighter
cable to vehicle’s cigarette lighter receptacle, and the other end to the power
jack of OBD I adaptor.
B. Battery Clamps Cable: Connect one end of the battery clamps cable to
vehicle’s battery, and the other end to the power jack of OBD I adaptor.
4.6 Communication Setup
If the VCI is successfully activated in process of product registration, it will
automatically pair with the tablet after it is properly plugged into the vehicle’s
DLC. No more Bluetooth setting is required.
Note: In case no Bluetooth setting is done before diagnostic software is launched,
you can also configure it in process of vehicle diagnosis.
4.7 Diagnostic Trouble Codes (DTCs)
OBD II Diagnostic Trouble Codes are codes that are stored by the on-board
computer diagnostic system in response to a problem found in the vehicle.
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