Have a myvi with BOT using YRVT manifold, turbo, intercooler etc.. it comes with this bosch pbv, the vacuum hose runs back to the intake manifold but somehow when boosting even as low as 0.1bar i hear a whoooshh...
last saturday, i was driving at Putrajaya with my car. Suddently, there was a road block in front. Seems like police is doing it. Then i guess its fine for me coz my car pretty stock..