User Manual

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X-431 V+ User Manual — Vehicle Diagnosis

4.3.3 Vehicle connection (For Commercial Vehicle Version)

The method used to connect the VCI module to a vehicle’s DLC depends on the

vehicle’s configuration as follows:

1. 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.

Fig. 4-12

2. Non-OBD II Vehicle Connection: For vehicles with non-OBD II diagnostic

socket, a non-16pin connector (adaptor cable) is required.

A. Using HD-II module

For trucks equipped with non-OBD II 16 PIN diagnostic sockets, choose any one

of the following to proceed:

Fig. 4-13

Fig. 4-14

B. Using HD-III module