2.6 Cracks extending into cooling channels
Always renew ceramic brake discs if there is any cracking ex‐
tending from the friction surface of the brake disc to the cooling
channel or through the cooling channel.
Audi A6 2005 ➤ , Audi A6 Avant 2005 ➤
Brake system - Edition 04.2019
2. Assessment of ceramic brake discs 9