Autel Wireless Diagnostic Interface - Manual (Page 8)

7
Product Troubleshooting
This part describes problems that you may encounter while using the VCI
device.
Vehicle Linking Error
A communication error occurs if the interface device fails to communicate with
the vehicle
’s control module when performing diagnostic procedures. You
need to do the following check-ups:

Verify that the ignition is ON.

Check if the interface device
’s OBD II connector is securely connected to
the vehicle
’s DLC.

Turn the ignition off and wait for about 10 seconds. Turn the ignition back
to on and continue the operation.

Verify the control module is not defective.
PC Communication Error

Verify the interface device is powered, and the green power LED is
illuminated.

Check if there is any firewall software interfering with the connection
port.

Check if the green status light is illuminated for USB communication.
If these issues have been addressed, verified, and you are still having trouble,
please contact technical supports for assistance. Refer to the MaxiSys User
Manual for additional information.