User Manual

LAUNCH X-431 V+ V4.0 User Manual
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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. If the pin of the DLC is damaged or has insufficient power, please follow the
either of the following methods to proceed:
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.
4.3.3 Vehicle connection (For Commercial Vehicle Configuration)
The method used to connect the VCI module to a vehicle’s DLC depends on the
vehicle’s configuration as follows:
A. OBD II Vehicle Connection: Plug one end of the diagnostic cable into the
vehicle’s DLC, and the other end into the diagnostic socket of the VCI module,
and then tighten the captive screws.
B. Non-OBD II Vehicle Connection: For vehicles with non-OBD II diagnostic