Condition

Customer states:

Figure 1.Cracks on the surface of the friction ring.

Workshop findings:

Technical Background

The new generation of ceramic brake discs (CCB+) show more significant cracks on the surface of the friction ring. These cracks are formed during production when the material cools. The friction ring surface contracts more than the base material and these cracks are the result.

Production Solution

Service

No measures required.

The functionality of the brake system is not affected by this.

There is no reason to replace parts.

Warranty

This TSB is informational only and not applicable to any Audi Warranty.

Additional Information

All part and service references provided in this TSB (2077435) are subject to change and/or removal. Always check with your Parts Department and/or ETKA for the latest information and parts bulletins. Please check the Repair Manual for fasteners, bolts, nuts, and screws that require replacement during the repair.

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