Ducati Diavel Owners Manual: Cleaning and replacing the spark plugs
Spark plugs are essential to smooth engine running and should be checked at regular intervals.
The condition of the spark plugs provides a good indication of how well the engine is running.
Have the spark plugs inspected or replaced at a ducati dealer or authorised service centre; they will check the colour of the ceramic insulator of the central electrode (1): an even brown colour is a sign that the engine is in good running order.
Note
Inspect the centre electrode for wear and check spark plug gap, which should be: 0.8×0.1 Mm.
Important
A gap outside the specified limits will adversely affect engine performance and may lead to difficult starting or erratic idling.
Checking engine oil level
Check the engine oil level through the sight glass (1) on the
clutch cover. When checking oil level, the motorcycle should
be perfectly upright and the engine cold. The oil level should
be between ...
General cleaning
To preserve the finish of metal parts and paintwork, wash
and clean your motorcycle at regular intervals, anyway
according to the road conditions you ride in. Use specific
products, where possible ...
Other materials:
Using a multimeter to check the electrical systems
Introduction
This instrument allows you to measure resistance, voltages, and current
values. Multimeters can be divided into two basic
types: analogue and digital display multimeter. An analogue multimeter has a
pointer display. The dial is marked with the
scales to be used for measurement of ...
Key-on/key-off using the pin code (immobilizer release)
Key-on can be performed by pressing the button (7) on the
hands free lock (1, fig. 77) Without the presence of the keys
(3, fig. 77) And (4, fig. 77) And entering the pin code on the
dashboard.
Key-off can be performed by pressing the button (6) on the
handlebar / hands free key (7) / engine ...
Overhaul of cylinder head components
Cylinder heads
Remove any carbon deposits from the combustion chamber and its ducts.
Remove any scale from the coolant ducts.
Check for cracking and inspect the sealing surfaces for scoring, ridges or other
damage.
Check that the cylinder barrel mating surfaces of the cylinder head are ...