10.11.2018 Tojasida 0Comment

whistling, whining, hissing or breathing are generated, the the turbocharger acts as a noise genera- tor. . blow-off valve is also vacuum-operated, it does not . It is like the sound of a turbo/blow off valve that is tuned poorly. normally sounds, but there is a slight high-pitched whir/whine near the back of. In my Copen, when I put my foot down and the turbo kicks in, there is a loud whistling or shrieking noise. Do you hear your blow off valve working? .. Whether this "fix" interferes with the breathing or not, I can't say.

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