About X-431 Station
Diagnostics
Toolbox & Apps
FAQ
Initial Use
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Station
User's Guide
1.5.3 VCI Device
The VCI device works as a vehicle communication interface device, which is used to connect to the
vehicle’s DLC (Data Link Connector) socket via OBD II extension cable to read the vehicle data and then
send it to the diagnostic tool via Bluetooth, Wi-Fi or USB cable.
No. Name & Descriptions
1
OBD II-16 Diagnostic Connector -- Use the OBD II extension cable to connect VCI
device to the vehicle’s OBDII DLC.
2
LED Indicators -- It is dened as follows:
• Power: It lights up when the VCI device is powered on.
• Vehicle: While communicating with the vehicle, the indicator lights up and ashes.
Otherwise, it will not illuminate.
• BT: It illuminates when the VCI device is working in Bluetooth communication mode.
• I/O: It lights up when the VCI device is working in USB mode.
• Wireless: It illuminates when the VCI device is working in Wi-Fi communication mode.
3 Reset Hole -- To reset the VCI device.
4
Data I/O port -- For connecting the VCI device to the diagnostic tool via data cable to
perform vehicle diagnosis.
5 DC-IN power jack -- For connecting the power adaptor.
Technical parameters
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