Check Valve With Vacuum Line In Engine Compartment, Removing And Installing, 4.0L TFSI Engine: Installing
WARNING: This page is about a different car, the 2023 Audi SQ8, 2023 Audi RS Q8, and 2023 Audi Q8. However, it is still accessible from the selected car via links, so may be relevant.
Install in the reverse order of removal while noting the following:
TIP:
Coating the vacuum line with water (not with oil) makes it easier to remove.
-- Install the air filter housing. Refer to AIR FILTER HOUSING, REMOVING AND INSTALLING .