Connection And Communication

• The dual USB port (17/70) is supplied with power from the fuse box, rear.
• The dual USB port (17/42) is supplied with power from the fuse box, central.
• The single USB port (17/42) is supplied with power from the Infotainment Head Unit (IHU).
• The single USB port (17/70) is supplied with power from the connection to the Accessory Gateway Unit (AGU).

The USB port is directly connected to the Accessory Gateway Unit (AGU) or to the Infotainment Head Unit (IHU).