* Main cables, which should be used – twisted pair of violet and white-brown for FMS/CAN and Tachograph connection. Same line is used to read FMS data and to download Tachograph files. Additionally K-line wire for live vehicle data from tachograph is located in same place violet – white wire: | * Main cables, which should be used – twisted pair of violet and white-brown for FMS/CAN and Tachograph connection. Same line is used to read FMS data and to download Tachograph files. Additionally K-line wire for live vehicle data from tachograph is located in same place violet – white wire: |