Fit the spacers with collar (3) into the rear vibration dampers (2) located on the gloves compartment (23).
Note
Two spacers (3) must be inserted inside and outside on the right side and two spacers (3) must be inserted inside and outside on the left side.

Insert the split vibration damper (h) on the wiring (g) of the left optical unit (13) and the split vibration damper (h) on the wiring (c) of the right optical unit (1).
Note
The usa version uses red optical units (13) and (1).
Fit the left optical unit (13) and the right optical unit (1) on the compartment (23), inserting their pins (d) and (e) into the vibration dampers (2).
Fit the split vibration dampers (h) into the corresponding holes of the compartment (23).

Fit the washers (14) on the screws (4).
Fix the optical units (13) and (1) to the compartment (23) starting the screws (14).
Note
The screws (14) must be inserted into the internal spacers (3) fitted previously.

Tighten the screws (4) to a torque of 6 nm +/- 10% (sect. 3 - 3, Frame torque settings).

Removal of the tail lightDds diagnosis instrument
The main functions of the dds diagnosis instrument can be summarised as
follows:
Retrieval of errors (faults) of the ignition-injection system stored in
the engine control unit memory and their subsequent
deletion, if required.
Reading of engine parameters (rpm, coolant and air temperat ...
Check the idle and the co amount with warm engine
Start the engine;
Switch on the dds and check that it does not signal any error (otherwise
consult the relevant paragraph of this manual
to reset the error and proceed with the idle check);
Enter the "self diagnosis" menu by selecting the diavel model in the
available vehicle version. ...
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 ...