Mechanical Switch Valve, Removing And Installing: Installing

WARNING: This page is about a different car, the 2022 Audi A6 Quattro and 2021 Audi A6 Quattro. 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:

Replace the O-rings after removing them.

-- Coat the mechanical switch valve O-rings with engine oil and install the switch valve.

-- Install the engine oil cooler. Refer to ENGINE OIL COOLER, REMOVING AND INSTALLING .