Ducati Diavel Workshop Manual page 253

The Hands Free system
3U - Steering lock actuator
1C - CAN line
2C - Communication line via antenna (radio-frequency)
The following is the overall layout of the motorcycle network:
The following is the general electrical system diagram and pinout of the Hands free system. Note that the components
relative to the electric steering lock are not included as they are not integrated into the Hands free module.
1 Direct supply from battery - Red (R);
2 Hands free system ground – Black (BK);
3 Hands free relay coil command – Red/Yellow (R/Y);
4 CAN H line – Grey/Black (Gr/Bk);
5 CAN L line – Grey/Green (Gr/G);
6 Input for system on/off button on handlebar – Light Blue (Lb);
1A, 2A Antenna – Key communication antenna connection – Blue/Black (B/Bk) and Red/Yellow (R/Y);
Fuel Tank Cap Coil – Fuel tank cap coil command
The photo shows the pinout for the Hands free side connection
Location of Hands free system connection