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

Where is the Engine Control Unit (ECU) located in a 1999 Audi A6 Quattro?

by in Colorado City, CO on September 12, 2011
2 answers
ANSWER by , September 12, 2011
I believe it is still under the carpet and cover under the passenger side front seat.
ANSWER by , September 12, 2011
Engine ECU is just under windscreen in the engine compartment on the passenger side.