General Information - Potential Equalization Cable

WARNING: This page is about a different car, the 2022 Audi A4 Quattro and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Check the contact surfaces of the potential equalization cable before installing.
The contact surfaces must be clean and free of rust and grease.
Otherwise, clean the contact surfaces using the Contact Surface Cleaning Set: VAS6410 . Refer to Contact Surfaces, Cleaning .