what is ecu
https://trentonbgre005.edublogs.org/2020/10/19/20-questions-you-should-always-ask-about-2005-flagship-one-audi-tt-3-2-before-buying-it/
The Motor Management Module (ECM), also known as the Engine Regulate Unit (ECU), makes sure that your automobile operates at optimum overall performance. The ECM monitors a lot of the sensors from the engine bay