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).

Closing
Close the cap (2, fig. 101) With the key inserted and press it into its seat. Remove the key and replace the lock cover (1, fig. 100).
Note
The cap can only be closed with the key inserted.
Warning
Always make sure you have properly refitted (see page 140) and closed the plug after each refuelling.

Seat lock
Work latch (1, fig. 102) To remove the seat and access to the underseat compartment and any other device under it.

Position on the vehicle
Side standChanging bulbs
Changing the headlight bulbs
Before replacing a burnt out light bulb, ensure that the replacement bulb has
the same voltage and power rating as
specified for the lighting device in question (sect. 3 - 1.1, Lights/instrument
panel).
Warning
The halogen light bulbs in the headlight become hot ...
Checking and adjusting the valve clearances
Note
For clarity, the figures show the engine removed from the frame.
Move the piston of the cylinder being checked to tdc of the power stroke: in
this condition, all the valves are closed and
the timing shafts come in neutral position and, therefore, free to rotate; check
to the valve cl ...
Ignition coils
Introduction
The engine control system of the diavel includes two ignition coils: one for
the horizontal cylinder and one for the vertical
cylinder. These coils are installed directly in the spark plug wells. A diode is
installed on the secondary winding inside the
coil, which prevents the un ...