When your car has engine problems, you can fix it right away. In exotics, it is very hard to do it. The engines are for those who know and is trained for this emergency. For example: Pagani Zonda's engine is one of the most complicated engines in the world. Look at the picture!
The first thing to check is that the oil center because it is one of the most important things of an engine. Then you are moving on to the other parts.
A video of top gear