hello everyone let me introduce myself, I am Luigi from Catania, I am 22 years old and profession I make the pizza while having a diploma mechanical engineer with a great passion for engines and hi-fi in-kind car and home, I have a astra mapped 1.3 90 bhp...for a week I have already taken an interface elm 327 for the diagnosis and I would like to understand the electronic world is inherent to the engine, and I hope this forum can learn something..with this I ringrizio and we feel we are in the topic.