Knock Sensor 1 -G61-, REMOVING AND INSTALLING: Installing
WARNING: This page is about a different car, the 2021 Audi A6 Quattro, 2020 Audi A6 Quattro, and 2019 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
Install in reverse order of removal and note the following:
-- Install the Engine Temperature Control Actuator -N493-. Refer to Engine Temperature Control Actuator -N493-, REMOVING AND INSTALLING .