Check the engine oil level through the sight glass (1) on the right-hand side of the oil sump.
Stop the engine and allow a few minutes for the oil to settle to a steady level.
Oil level must be checked with the vehicle perfectly upright and the engine cold.
The oil must be between the min and max. Marks. If the level is low, top it up.
Remove the filler cap (2) and top up with the recommended oil.
Refit the filler plug (2).

Maintenance operations
Changing the engine oil and filter cartridgeAbsolute pressure sensors
Introduction
The engine control system of the diavel is equipped with two absolute
pressure sensors, with one connected to the intake
duct of each cylinder (map 1 cylinder 1 - horizontal - map 2 cylinder 2 -
vertical). They are used by the control unit to
determine the quantity of fuel to be ...
Removing of the abs control unit
Drain the hydraulic fluid that is inside the front and rear braking system
tubes by disconnecting them from the master
cylinder and the calliper (sect. 4 -3, Changing the brake fluid).
Disconnect the connector (a) of the abs control unit (6).
Loosen the screws (16) that retain the abs ...
Reassembly of the clutch-side crankcase cover
Fit the plug (14) and the gasket (13). Fit the plug (17) and the gasket (15).
If the bush has been replaced, fully seat the new bush (7) in the slot in the
cover using a suitable drift and a press.
If the sealing ring (8) needs to be renewed, fit the new seal into the crankcase
cover, po ...