It seems there's a misunderstanding. The provided text describes a parts catalog for a "CANON Card-Reader" device, not a vehicle. It appears to be for a series of card readers, possibly designed for use in vehicles, but the description itself doesn't specify their exact function or application.

Based on the model names (C1, E1, D3, G1, F1), these card readers likely belong to a specific line of CANON products used for various purposes. They might be specialized card readers for accessing specific data within vehicles, for managing vehicle functions, or for payment transactions. It's important to note that without further information about their specific purpose, a detailed description of their capabilities and functions is impossible.

To provide a detailed introduction in Italian, we would need more specific information about the intended use of these card readers. Are they for accessing vehicle diagnostics? For managing in-car entertainment systems? For toll payments? Knowing their function would allow me to describe them accurately and provide a relevant introduction in Italian.