Driver side component locations
WARNING: This page is about a different car, the 2016 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
1 - Brake Lamp Switch -F- and Brake Pedal Switch -F47-
2 - Clutch Position Sensor - G476- with Clutch Pedal Starter Interlock Switch - F194- and Clutch Pedal Switch -F36- (manual transmission only)
Removing and installing, refer to BRAKE LAMP SWITCH, REMOVING AND INSTALLING .