The cleanness and soundness of the spark plugs are very important for keeping the engine efficient and polluting emissions down.
The appearance of the spark plug, if examined by an expert eyes, is a good way of pinpointing a problem even if it has nothing to do with the ignition system.
Therefore, if the engine has problems, it is important to have the spark plugs checked at a Fiat Dealership.

The spark plugs must be changed at the times specified in the service schedule. Only use the type of plugs indicated. If the heat ratio is less than required or the life specified is not guaranteed, problems can arise.
See also:
Manual Heating And Air Conditioning
Manual Temperature
Control (MTC)
1. Temperature Control
Rotate this control to regulate the temperature of the air inside the passenger
compartment. Rotating the dial to the left into the blue ...
Floor Mat Safety Information
Always use floor mats designed to fit the footwell of your vehicle. Use only
floor mats that leave the pedal area unobstructed and that are firmly secured so
that they cannot slip out of position ...
Cigar Lighter — If Equipped
WARNING!
When the cigar lighter is in use it becomes very hot.
To avoid serious injury, handle the cigar lighter with care. Always check that
the cigar lighter has turned off. ...


