Ducati Diavel
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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:

Tank filler plug
Note To open or close the tank filler plug using the active key, set the metal part in the middle position, as shown on page 86. Opening Lift the cover (1, fig. 100) And insert the active or passive key into the lock. Give the key a 1/4 turn clockwise to unlock. Lift the plug (2, fig. 101) ...

Tips on how to select the sensitivity level
Warning The 8 level settings of the dtc were calibrated using tyres of the same make, model and size as those originally fitted to the motorcycle. The use of tyres of different size to the original tyres may alter the operating characteristics of the system. In the case of minor differenc ...

Refitting the cylinder heads pulleys/fixed tensioners
Check that the keyway on the end of the camshaft is in good condition and without burrs. Fit a woodruff key (b) in the keyway of each camshaft. Fit the pulley (11) on the camshaft, inserting the woodruff key in the in the slot (c) in the pulley. Apply the recommended grease to the t ...

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