In the process of using Volvo Vocom II, some customers will set the connection method by themselves.
Generally, the software defaults to VOCOM I. If customers choose VOCOM II by themselves, they may not be able to connect to the device.

It uses the USB connection method, the correct choice is the default VOCOM I.

The following is the correct setting method: (software default setting is VOCOM I) To reset to: VOCOM I USB