Ducati Diavel
Free Service and Repair manuals

Ducati Diavel Service Manual: The hands free relay

Introduction

This relay provides key on +15 power to all the devices on the motorcycle. Functionally, it replaces the conventional ignition switch.

Wiring diagram

The hands free relay


The hands free relay receives +12 volt power directly from the battery via the main 30 a fuse. Hands free - 3: pin 3 on hands free system connection. "U": current consumers requiring +12 volt in key on state (key on +15). Pin 30 red/white wire (r/w), pin 86 black wire (bk), pin 87 red wire (r), pin 85 red/yellow wire (r/y)

Error codes

The hands free system generates no fault code in the event of a hands free relay fault.

Electrical characteristics and checking component

The relay contact must close (continuity between pin 87 and pin 30) when the internal electric winding is powered with 12 volts (pin 86 and pin 85).

In the event of fault

In the event of a hands free relay fault, the engine stops (if running) or will not start. The relay is not commanded by the hands free system.

Installation location

Installation location


This image shows the location of the hands free relay (a). It is located on the relay supporting bracket.

Component replacement methods

No special measures are necessary in order to replace the hands free relay.

On/off switch on handlebar
Introduction The on/off switch on the handlebar is used to switch the dashboard on and off, if a key has been detected, and start the engine. With the switch turned to "run off" (centre positio ...

Active key
Introduction The active key (1) communicates with the hands free system by radio. In order to function, the key must be within a 1.5 Metre radius from the antenna (located in the document compartm ...

Other materials:

Refitting the shock absorber support
If you had removed them, apply recommended grease on the threads of the adjusters (4) and the ring nuts (3) having care not to have grease on the surface (c) of the adjusters. Tighten the adjusters on the ring nut side opposite to that featuring flats until bringing the surfaces as close as ...

Overhaul of the gearbox
Check the condition of the front coupling dogs of the gears. They must be in perfect condition and with no sign of wear on the edges of the teeth. The idler gears must rotate freely on their shafts. When refitting, make sure the circlips are correctly positioned. Check the needle roller ...

Refitting the gear interlock plunger and pawl assembly
On the special screw (3), fit the gear pawl lever (4), orienting it as shown in the figure, the washer (2) with the square edge side (d) facing the clutch-side crankcase half, and the spring (1), positioning it so that the hook end (a) is facing the gear pawl lever. Locate the hook end (a) of ...

2026 | www.dudiavel.com |