Ducati Diavel Service Manual: Inputs and outputs of engine control unit and connection to can network
The diagram illustrates the inputs and outputs for the engine control unit. The signals from the brake buttons, the exhaust by-pass valve command signal and the gear sensor signal are transmitted over the can line.
1I emergency engine cutout switch
2I start button
4I side stand button
6I clutch button
7I battery voltage for congruence verification
8I power from ride-by-wire relay (etv)
9I oxygen sensor for horizontal cylinder
10I oxygen sensor for vertical cylinder
11I map sensor for horizontal cylinder
12I map sensor for vertical cylinder
13I main throttle grip position sensor
14I secondary throttle grip position sensor
15I main throttle valve position sensor
16I secondary throttle valve position sensor
17I engine temperature sensor
18I air temperature sensor
19I oil pressure switch (has no effect on any engine control strategy, but information is sent to dashboard via can line)
1U vertical and horizontal cylinder fuel injector
2U vertical and horizontal cylinder coil
3U electric ride-by-wire
4U injection relay (powers fuel pump, injectors and coils)
5U starter motor relay command
6U radiator fan relay command
7U ride-by-wire relay command
8U oxygen sensor heater for vertical and horizontal cylinder
1C connection with can network
Specific operating strategies
Idle speed
No electric motor is used for idle speed regulation (bypass is modulated
instead with the throttle valve), as idle speed
control is effected by the ride-by-wire system. Idle speed is ma ...
Layout of engine control system and other components
Injection relay
Etv relay (throttle valve operating engine)
Fan radiator relay
Hands free relay
Ecu
...
Other materials:
Fairings
Rh front half-fairing
Clip
Screw
Right-hand support
Screw
Screw
Rh air inlet
Lh air inlet
Screw
Clip
Left-hand support
Lh front half-fairing
Lh tank fairing
Screw
Nylon washer
Special screw
Washer
Spacer
Spring
Rubber pad
Rh tank fairing
Tank fairing
...
Recovery procedure in the event of hands free system fault
If the hands free system can no longer communicate with the other control
units over the can network (with the
dashboard or engine on), the following icon is shown on the tank dashboard:
The following image shows the icon appearing on the tank dashboard: this
indicates that the hands free sy ...
Checking drive chain tension
Important
Have chain tension adjusted by a ducati dealer or
authorised service centre.
Make the rear wheel turn until you find the position where
chain is tightest.
Set the vehicle on the side stand. Push down the chain at the
point of measurement and release.
Measure the distance betwee ...