Ducati Diavel Workshop Manual page 326

BBS and DB faults
(A) Injection relay; (B) ETV relay (throttle valve operating engine); (C) Radiator fan relay; (D) Hands Free relay.
Fuses located at the rear left of the vehicle.
(1) 10A dashboard; (2) 5A engine control unit; (3) 15A key-sense; (4) 20A injection relay; (5) 10A throttle opening relay
(ETV).
Fuses located at the rear right of the vehicle.
(1) 7.5A Black Box System (BBS); (2) 7.5A Navigator/Alarm; (3) 25A ABS 2; (4) 30A ABS 1; (5) 10A fans; (6) 7.5A
Diagnosis/Recharge.
(A) low / high beam and parking light connections