Steering Gear

WARNING: This page does not describe the selected car, but rather 23 other vehicles, including the 2017 Audi S5, 2017 Audi A5 Quattro, 2016 Audi S5, 2016 Audi A5 Quattro, and 2015 Audi S5. However, it is still accessible from the selected car via links, so may be relevant.

Thoroughly clean connecting points and their surrounding areas before loosening.
Place removed parts on a clean surface and cover to prevent contamination. Use foils and paper. Only use lint-free cloths!
Install clean parts only: remove the replacement part from its packaging just before installing it.
Use exclusively lubricants and sealants marked with part numbers.
Carefully cover or seal open components, if repairs are not carried out immediately.