Ducati Diavel Service Manual: Cooling system

Refitting the lubrication system

Note Before fitting the pipes (7), it is recommended to check the presence of the o-rings (e). Lubricate them by using engine oil. If the nipples (5) have been removed from the radiator inser ...

Coolant expansion tank

Plug Screw Fuel filler flange Clip nut Clamp Hose clip Valve/tank hose Clamp Screw Spacer Rubber mounting Expansion reservoir Filler cap Hose clip Support Screw ...

Other materials:

Spark plugs replacement
Check the colour of the ceramic insulation around the central electrode: an even, light brown colour indicates the engine is in good condition and running at the right temperature. Inspect the centre electrode for wear and check spark plug gap, which should be: 0.8+/-0.1 Mm. Important ...

Removal of the movable tensioner/timing belt
Loosen the nut (8) and remove the washer (7) and the tensioner pulley (9) from the pin (12) on the cylinder head. Remove the timing belt (14) from the horizontal cylinder assembly. Important If the belts are to be re-used, mark the direction of rotation with an arrow and also mark the cylin ...

Air temperature sensor
Introduction The engine control system on the diavel uses a sensor that measures air temperature. This sensor has a resistance of ntc type (negative temperature coefficient), that reduces its own value when the temperature increases. The air temperature sensor allows the engine control unit t ...