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X-431 V+ User Manual — General Operations
6
1.3.2 VCI connector (Only for Passenger Vehicle Version)
The VCI connector works as a vehicle communication interface device, which is
used to connect to the vehicle’s DLC (Data Link Connector) socket directly or via
OBD II extension cable to read the vehicle data and then send it to the X-431 V+
tablet via wireless BT communication.
Fig. 1-2 VCI connector
1
OBD-16 diagnostic
connector
To connect on vehicle’s OBD II DLC.
2 Power LED
It lights up while the connector is plugged into
the vehicle’s DLC.
3 BT LED
It indicates wireless BT mode if the connector is
energized and illuminates blue (default mode).
4 ECU LED
It flashes when the connector is communicating
with the vehicle.