AUDI announced a problem with the TT RS affecting a total of 123 vehicles.
It has been identified that on specific vehicles the vacuum pipe to the servo may become damaged. Vehicles built from 5/20/2009 to 7/30/2009 are at risk.
Recalled vehicles will have the subject vacuum line replaced.
If you think that your vehicle may be affected by this recall you should
find your nearest AUDI dealer
who will be able to confirm whether or not your car is safe and arrange its free repair if necessary.
Source: UK Government's Vehicle and Operator Services Agency (VOSA).