Where is the MAF sensor on a 2006 Audi A4 1.8T?

The Mass Air Flow (MAF) sensor on a 2006 Audi A4 1.8T is located in the intake tract, between the air filter box and the throttle body. It is typically mounted on the air intake hose. To access it, you may need to remove the engine cover and the air intake duct for better visibility and reach.