2003 Audi TT Quattro Q&A

2003 Audi TT Quattro Question: It sounds like there's air coming into my car at the brake pedal

The sound starts as soon as I turn on my car and seems to vary if I accelerate or apply the brakes. Brake pads are good. It sounds like air rushing out of a tire. -
Answer 1
Not sure if your car is equipped with a vacuume assist power brake booster or a hydralic assist booster....but if the sound comes from the brake pedal area that typically means the vacuume booster is leaking air. -
Answer 2
poss vac leak at booster if so equip -