1999 Audi A6 Quattro Q&A

1999 Audi A6 Quattro Question: Engine Control Unit (ECU) location?

Where is the Engine Control Unit (ECU) located in a 1999 Audi A6 Quattro? -
Answer 1
I believe it is still under the carpet and cover under the passenger side front seat. -
Answer 2
Engine ECU is just under windscreen in the engine compartment on the passenger side. -