Boost leak

[Bullys3]

Think I've got a boost leak but can't find it , also anyone near scarborough to check codes on car for me?

 

[MrLapou]

What makes you think that?

 

[Bullys3]

Not sure can hear a hiss or whistle on boost I know what a turbo spooling up sounds like but what I've read think its normal sound for s3's