Crack In Cooling Channel
WARNING: This page is about a different car, the 2021 Audi S4 and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
Ceramic brake rotors are to be replaced with the following types damage.
- Crack on the brake rotor friction surface leading to or through the cooling channel.
CAUTION:
Risk of accident due to uneven braking.
- If a brake rotor is damaged or worn, check the other brake rotors for damage and wear.