Where is the TCM and TRS located on a 97 audi a8 quattro?

TCM being the transmission control module and TRS being the transmission range sensor? Thanks.Where is the TCM and TRS located on a 97 audi a8 quattro?you can get this question answered on Audi world forums i have a 97 A6 and the TCM is located on the top front of the tranny itself. and they can be prone to getting wet and failing if the rubber seals go bad but im not sure on the A8