Ducati Diavel Service Manual: High beam lights not working

Fault codes

The hi beam light on the (slave) dashboard flashes at 1hz frequency.

Wiring diagram

Location of elements on motorcycle

(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

Location of left hand handlebar switchgear set connection.

Pin numbering for wiring harness side dashboard connector.

Note

Check integrity of electric circuit - short-circuit to vdc = with dashboard on, using a voltmeter, a voltage is measured between the wire tested and ground.

Check integrity of electric circuit - open circuit = with the battery cables disconnected, using an ohmmeter, no continuity is detected between the two ends of the wire tested.